According to Au7o's analysis of 2,714+ owner reports, the 2000-2026 Hyundai Elantra has 42 documented known issues, with 17 rated critical. The most serious are Nu Engine Bearing Failure and Seizure ($4,000-$7,500 repair), Electronic Power Steering System Failure ($800-$3,200 repair), ABS Module Short Circuit Causing Engine Compartment Fire (Recall 20V061), Front Lower Control Arm Corrosion and Possible Separation, Front Seat Belt Pretensioner May Explode and Project Metal Fragments (Recall 229), Theft Vulnerability — Missing Engine Immobilizer ('Kia Boyz' / TikTok Challenge), Airbag Sensor and Control Module Malfunction, Timing Belt Neglect Leading to Bent Valves and No-Start ($700-$2,500 repair), ABS Module Electrical Short and Fire Risk, . at .
Hyundai Motor America (Hyundai) is recalling certain 2025 Elantra N, 2026 Tucson, Tucson Hybrid, Tucson Plug-In Hybrid Electric (PHEV), and Elantra vehicles. The B-pillar impact sensors may have been misassembled, which can delay air bag deployment.
Campaign #26V25400021/04/2026
AIR BAGS:FRONTAL
Hyundai Motor America (Hyundai) is recalling certain 2022 Elantra N and 2022-2023 Elantra vehicles. The emblem on the cover of the driver's front air bag may not have been welded properly, which can result in the emblem detaching upon deployment.
Campaign #22V63200018/08/2022
POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:PUMP
Hyundai Motor America (Hyundai) is recalling certain 2023-2024 Palisade Tucson, 2023 Sonata, Elantra, and Kona vehicles. The electronic controller for the Idle Stop & Go oil pump assembly may contain damaged electrical components that can cause the pump controller to overheat.
Campaign #23V52600027/07/2023
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What are the most common Hyundai Elantra problems?
According to Au7o's analysis of 2,714+ owner reports, the 2000-2026 Hyundai Elantra has 42 documented issues. The most frequently reported are: Nu Engine Bearing Failure and Seizure, Electronic Power Steering System Failure, ABS Module Short Circuit Causing Engine Compartment Fire (Recall 20V061). Of these, 17 are rated critical and should be addressed promptly.
Is the Hyundai Elantra reliable?
The 2000-2026 Hyundai Elantra has 42 known issues documented across 2,714+ owner reports. 17 issues are rated critical: Nu Engine Bearing Failure and Seizure and Electronic Power Steering System Failure and ABS Module Short Circuit Causing Engine Compartment Fire (Recall 20V061) and Front Lower Control Arm Corrosion and Possible Separation and Front Seat Belt Pretensioner May Explode and Project Metal Fragments (Recall 229) and Theft Vulnerability — Missing Engine Immobilizer ('Kia Boyz' / TikTok Challenge) and Airbag Sensor and Control Module Malfunction and Timing Belt Neglect Leading to Bent Valves and No-Start and ABS Module Electrical Short and Fire Risk and Improperly Heat-Treated Piston Oil Rings Causing Cylinder Bore Scuffing and Engine Seizure (Recall 203 / 21V301) and Non-Conforming Clear Coat Causing Inadequate Windshield Bonding and Detachment in a Crash (Recall 216 / 21V00M) and Hybrid Motor Control Unit Software Error Causing Unintended Acceleration After Brake Release (Recall 23V589) and Hybrid Power Control Unit (HPCU) Overheating (Recall 26V308) and Elantra N Fuel Pump Failure Causing Loss of Drive Power (Recall 24V528) and Phantom / False Automatic Emergency Braking and Forward Collision Activation and Front Coil Spring Fracture and Tire Damage and P0016 — Crank/Cam Correlation (Bank 1 Sensor A) from Clogged OCV or Stretched Timing Chain. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Hyundai Elantra problems?
Repair costs for known Hyundai Elantra issues range from $0 to $7,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Nu Engine Bearing Failure and Seizure, typically costs $4,000-$7,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
Fuel Pump Module and Fuel Level Sender Failure Causing No-Start or Inaccurate Gauge Readings
80K-180K
Radiator End Tank Cracking and Coolant Loss on Aging 2.0L Cars
90K-180K
Panoramic Sunroof Spontaneous Shattering
96K-144K
Nu Engine Bearing Failure and Seizure
112K-168K
050K100K150K200K mi
Community reported
890 owners
The 1.8L Nu engine in 2011-2016 Elantras is prone to premature failure due to manufacturing defects including piston ring issues, connecting rod bearing failure, and oil passage problems. Metal debris from failed components can circulate through the engine causing catastrophic damage. A class action settlement covered these vehicles with extended warranty up to 140,000 miles.
Common Symptoms
Engine knocking or ticking noise that increases with RPM
Excessive oil consumption
Check engine light illumination
Oil pressure warning light
Engine stalling or loss of power
Metal shavings in oil
How to Fix
Check for coverage under the Nu Engine Settlement. Contact Hyundai dealer for software update (KSDS knock sensor detection system). Complete engine replacement if bearing failure has occurred. Regular oil changes every 3,000-5,000 miles to minimize sludge buildup.
Owner tips & cautions
TipRegular oil changes every 3,000-5,000 miles to minimize sludge buildup.
WarningThis is a high-severity issue - ignoring it can lead to costly repairs or safety concerns. Address it promptly.
TipGet a proper diagnosis before replacing parts - similar symptoms can have different causes
High Confidence890 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
The 2.0L Beta engine in this generation relies on a timing belt service interval, and owner reports frequently describe belt breakage or stripped belt teeth causing sudden engine shutdown and, in many cases, internal valve damage. This is a well-known maintenance-sensitive failure on early-2000s Elantras, especially when the belt, tensioner, and idlers are overdue. Owners often report the engine cranking unusually fast afterward with little or no compression.
Common Symptoms
sudden engine shutoff
engine cranks but will not start
fast cranking speed
loss of compression
slapping or chirping from timing cover area before failure
How to Fix
Verify timing belt age and mileage history immediately on any newly purchased Elantra from this era. If the belt has failed, perform a compression or leak-down test to check for bent valves before simply installing a new belt. Preventive service should include the timing belt, tensioner, idlers, and commonly the water pump and accessory belts at the same time.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Gates TCKWP284 timing-belt component kit with water pump
OEMGates TCKWP284
complete preventive timing-belt drive service after vehicle and production-date confirmation Fitment/availability: 1999-2005 Hyundai Elantra 2.0L and 2006 2.0L vehicles produced through October 30, 2006, as cataloged. Includes belt, tens…
Certain 2019-2020 Elantra sedans built with the 2.0L Nu MPI (Atkinson-cycle) engine were assembled with piston oil rings whose nitride heat treatment was inconsistent, leaving the rings excessively hard. The hardened outer periphery of the oil ring chips, and the chipped material scuffs the cylinder bore. The failure progresses in a recognizable order: first rising oil consumption between changes, then a deep metallic knock under load, then bearing damage and finally seizure and stall in traffic. Because the oil ring is the control ring, owners often see oil level fall a quart or more per 1,000 miles well before any noise appears. This is a manufacturing/heat-treat defect confined to specific engine build ranges on the 2.0L Nu MPI - it is not the same failure as the Nu connecting-rod bearing knock, and it does not apply to the 1.6L Gamma T-GDI Sport or the 1.8L Nu.
Common Symptoms
Oil level dropping a quart or more between changes with no visible leak
Low-oil warning light between services
Metallic knocking or rod-knock sound that rises with engine speed
Blue smoke from the exhaust on start-up or under load
Engine stalls and will not restart
Check engine light with misfire codes
How to Fix
Free recall remedy. Under NHTSA campaign 21V301000 (Hyundai campaign 203) dealers inspect the engine and replace it free of charge if scuffing or abnormal noise is found, and flash the Piston Noise Sensing System (PNSS) software that listens via the knock sensor and warns the driver before catastrophic failure. Owners who paid out of pocket for an engine before the campaign can seek reimbursement. Do not accept a 'consumption test only' answer without the PNSS software also being installed - the software is the early-warning half of the remedy. Keep every oil-change record; Hyundai has denied engine claims where service history could not be produced.
P0016 means the intake camshaft position no longer correlates with the crankshaft position within the allowed window. On the Elantra's CVVT engines the two dominant causes are (1) a clogged/stuck Oil Control Valve (OCV/CVVT solenoid) — its internal screen loads up with sludge from extended or dirty oil, so the cam phaser can't be commanded to the correct angle — and (2) a stretched timing chain (or worn phaser/tensioner) that has physically retarded cam timing. It commonly shows up on higher-mileage Nu 2.0L cars, sometimes with a cold-start rattle. If left unaddressed a badly stretched chain can jump time.
Common Symptoms
Check engine light on
Rattle or knock on cold start
Rough idle
Hard starting
Reduced power / limp mode in severe cases
How to Fix
Start with an oil-and-filter service using correct-viscosity oil, then inspect/replace the intake OCV (CVVT oil control valve) and clean its screen. Re-check cam timing correlation with a scan tool. If timing is still off — or there is a chain rattle on cold start — inspect the timing chain, tensioner, guides, and cam phaser and replace the timing chain kit as needed. Verify no oil-pressure/sludge issue is starving the phaser.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Genuine Hyundai 24355-2E100 intake oil-flow control valve
OEMHyundai 24355-2E100
intake OCV replacement only when oil supply and command testing confirm a hydraulic-control fault rather than mechanical chain timing Fitment/availability: 2011-2020 Elantra and 2013-2020 Elantra GT DOHC MPI/GDI catalog applications. Con…
24321-2E000-family complete timing chain, guides, tensioner and CVVT gear set
OEMChain 24321-2E000; gears 24350-2E001 and 24370-2E000 family
complete timing-drive repair for the limited 1.8L Nu branch only after mechanical correlation measurements confirm chain/tensioner wear Fitment/availability: 2011-2013 Elantra 1.8L Nu and listed 2014 Elantra SE/GLS/Limited/GT 1.8L Nu.
The crankshaft position sensor fails, causing intermittent stalling, hard starting, and no-start conditions. The problem often worsens when the engine is hot and may not trigger check engine codes initially. Sensor harness corrosion is a common contributing factor.
Common Symptoms
Engine stalls randomly, especially at stop lights
Hard starting or extended cranking time
No-start condition for 5-10 minutes after stall
Tachometer intermittently stops working
Engine cuts out when hot
How to Fix
Replace crankshaft position sensor (use OEM part). Inspect and clean sensor connector for corrosion. Check wiring harness for breaks or shorts near engine block. Clear codes and test drive to verify repair.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Walker Products 235-1456 crankshaft position sensor
OEMWalker Products 235-1456
aftermarket crankshaft-position sensor after signal/circuit diagnosis confirms replacement Fitment/availability: Walker catalog: 2011-2016 Elantra 1.8L and 2014-2017 Elantra 2.0L. Exclude the 2017 1.4L turbo and confirm engine/VIN/connec…
Genuine Hyundai/Kia 39180-2B000 crankshaft position sensor
OEMHyundai/Kia 39180-2B000
OE sensor path after diagnosis confirms the crank-sensor branch Fitment/availability: Cataloged Hyundai/Kia GDI/MPI applications including the relevant Elantra years; use VIN confirmation because 2011-2017 contains multiple engines and t…
High Confidence456 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
MD-generation Elantras with the 1.8L Nu engine develop a distinct two-to-five second rattle or 'diesel' clatter on cold start-up as the hydraulic timing chain tensioner bleeds down overnight and the plastic chain guides wear and become brittle. Early on the noise is only at start-up and quiets once oil pressure builds. As the guides crack and shed material the chain slaps continuously, cam timing drifts, and in the worst cases the chain jumps teeth on the sprocket, producing a crank-no-start and, on this interference engine, valve-to-piston contact. Forum reports consistently note that replacing the tensioner alone does not cure the noise once the guides and sprockets are worn - the whole timing set is needed. The condition is aggravated by extended oil-change intervals and by the low oil level that the same 1.8L Nu is prone to, and is separate from the connecting-rod bearing knock this engine is also known for.
Common Symptoms
Rattle or clatter for a few seconds on cold start-up
Continuous chain slap or whine at idle as wear progresses
Check engine light with cam/crank correlation codes
Rough running or reduced power
Crank but no start after the chain jumps teeth
How to Fix
Diagnose by listening at cold start after the car has sat overnight, then verify with a live-data cam/crank correlation reading and by inspecting the guides through the timing cover. The real fix is a complete timing set - chain, both guides, tensioner arm, hydraulic tensioner and, where worn, the sprockets - not a tensioner alone. There is no recall for this. Use only a filter meeting Hyundai's anti-drainback specification (Hyundai has published guidance that non-conforming filters worsen start-up noise) and shorten the oil-change interval to roughly 5,000 miles. If the chain has already skipped, a compression or leak-down test must be done before rebuilding the timing set, because bent valves are likely.
The Elantra Sport's 1.6L Gamma T-GDI is a direct-injection-only engine: no fuel ever washes across the back of the intake valves, so oil vapour drawn in through the PCV system bakes onto the valve stems and seats. Owners on the Elantra Sport community report visible deposits by roughly 60,000-90,000 miles, and heavier deposits on cars driven mostly short-trip. The deposits disrupt airflow and swirl, producing a shaky cold idle, hesitation off boost, cylinder-specific misfires and a slow erosion of power and fuel economy that owners often mistake for normal ageing. Turbocharging worsens it because higher blow-by loads the PCV system with more oil mist. This is specific to the direct-injected 1.6T - the port-injected 1.8L and 2.0L Nu MPI engines sold in the same bodies wash their intake valves with fuel and do not accumulate deposits this way.
Common Symptoms
Rough or shaky idle when cold
Hesitation or stumble under light throttle
Cylinder-specific misfire codes
Gradual loss of power and fuel economy
Long crank on a cold start
How to Fix
Confirm by borescoping the intake ports through a removed intake manifold rather than guessing from symptoms. The only durable fix is mechanical cleaning - walnut-shell blasting of the intake ports and valve backs, typically repeated every 50,000-70,000 miles; chemical intake cleaners and fuel additives cannot reach the intake valves on a DI-only engine. Preventively, owners fit an oil catch can on the PCV side, keep oil-change intervals near 5,000 miles with a quality low-volatility oil, and avoid long strings of short cold trips. No recall or Hyundai campaign covers carbon cleaning; it is a maintenance item on this engine.
P0011 sets when the intake camshaft is more advanced than the PCM commanded (or the CVVT system won't respond correctly). On the Elantra this is most often a stuck/clogged intake Oil Control Valve (CVVT solenoid): the valve's fine internal screen plugs with oil varnish/sludge, so oil pressure to the cam phaser can't be modulated and the cam sticks in an advanced position. Dirty or low oil, a faulty phaser, or a stretched chain are secondary causes. It typically appears on 2009+ CVVT cars, sometimes dropping the car into CVVT limp mode at start-up.
Common Symptoms
Check engine light on
Rough idle
Poor or sluggish acceleration
Occasional CVVT limp/reduced-power mode
Slightly reduced fuel economy
How to Fix
Service the engine oil and filter first, then remove and inspect/clean the intake CVVT oil control valve — replace it if the screen is clogged or it doesn't actuate cleanly. Clear codes and confirm the cam responds to commanded timing with a scan tool. If the code returns with clean oil and a good OCV, inspect the cam phaser and timing chain.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Genuine Hyundai 24355-23800 intake CVVT oil control valve
OEMHyundai 24355-23800
intake OCV replacement after command/electrical/actuation testing confirms the Beta II valve branch Fitment/availability: 2009-2010 U.S.-market Elantra 2.0L Beta II CVVT; 24355-23800 supersedes the earlier 24355-23770 family. Confirm VIN…
The 2.0L Beta engine in this generation commonly develops valve cover gasket leaks as the rubber hardens with age and heat. Owners report oil seepage down the cylinder head, burning-oil smell, and in some cases oil collecting in spark plug wells that contributes to misfires. This is a well-known age-related issue in owner forums and repair databases for the XD Elantra.
Common Symptoms
burning oil smell
oil on top of engine
oil in spark plug wells
intermittent misfire
light smoke from engine bay after driving
How to Fix
Inspect around the valve cover perimeter and inside the spark plug tube wells for fresh oil. Replace the valve cover gasket set, including spark plug tube seals if included, and clean the mating surfaces carefully. If oil has contaminated ignition components, replace spark plugs and any damaged wires or coils as needed.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
MAHLE Original VS50409 valve-cover gasket set
OEMMAHLE VS50409
valve-cover reseal after inspection confirms the twelve-bolt Beta-engine cover branch Fitment/availability: Hyundai Elantra 2.0L with twelve-bolt valve cover from November 2002 through 2006. Confirm build date a
NHTSA recall 22V354 includes certain 2021-2022 Hyundai Elantra and Elantra HEV vehicles. A driver- or passenger-side pyrotechnic pretensioner may deploy abnormally in a crash because its pipe can over-pressurize, allowing metal fragments to enter the occupant compartment and injure occupants.
Common Symptoms
The condition may have no warning before a crash
An abnormal pretensioner deployment can send metal fragments into the cabin
How to Fix
Check the VIN for the applicable Hyundai seat-belt recall and arrange the free dealer repair. Hyundai's remedy secures the pretensioner's micro gas generator and delivery pipe with a cap; vehicles repaired under superseded campaigns may require the newer remedy.
NHTSA recall 11V143 covers certain 2007-2009 Hyundai Elantra vehicles. Contamination can cause the electrical connector for the front-passenger weight-classification sensor to malfunction, allowing the passenger airbag to deploy regardless of occupant weight.
Common Symptoms
The passenger-airbag classification system may not respond correctly to occupant weight
The passenger airbag may deploy in a crash when it should remain suppressed
How to Fix
Check the VIN for Hyundai Campaign 099. Dealers install a protective cover over the weight-classification-system connector to prevent contamination, free of charge.
NHTSA recall 23V651 covers certain 2011-2015 Hyundai Elantra vehicles. The ABS module may leak brake fluid internally and develop an electrical short, creating an engine-compartment fire risk while the vehicle is parked or being driven.
Common Symptoms
Engine-compartment fire can occur while parked or driving
How to Fix
Check the VIN for Hyundai Recall 251 and arrange the free dealer remedy. Hyundai instructs owners to park outside and away from structures until the recall is completed. Dealers replace the ABS fuse.
The Forward Collision-Avoidance Assist (FCA) and Blind-Spot Collision-Avoidance systems can trigger hard automatic emergency braking when no real obstacle is present. Owners report sudden, unprompted braking at 40-65 mph on open road, plus false activation when a vehicle passes closely from behind in an adjacent lane (with Blind Spot set to Active Assist). The abrupt deceleration can cause tire skid and create a rear-end collision hazard. NHTSA has logged dozens of FCA/AEB complaints across 2021-2024 Elantras.
Common Symptoms
Sudden hard braking with no obstacle ahead
Red FCA warning flashes on dash
Braking triggered by a car passing from behind in an adjacent lane
Tires skid from abrupt deceleration
Adaptive cruise braking for nonexistent threats
Dealer cannot reproduce the fault
How to Fix
No full recall as of mid-2026; Hyundai addresses cases individually with radar/front-camera recalibration and FCA control-unit software updates via TSB. Sensitivity can be reduced or FCA temporarily disabled in settings, but it re-enables each key cycle. Document incidents and file an NHTSA complaint; persistent units may qualify under state lemon law. Calibration/software updates are typically warranty-covered.
On 2015-2016 Elantra sedans the trunk latch base sub-assembly can be damaged in service, defeating the glow-in-the-dark internal emergency trunk release required by FMVSS 401. Hyundai's filing describes the mechanism: at high ambient temperature the latch pawl thermally contracts, and if the trunk is then opened the pawl is damaged, after which the interior release handle no longer opens the lid. Hyundai reported to NHTSA more than 11,700 field reports of trunk latch failures under this campaign, which covers over 186,000 cars. The safety consequence is that a person - most obviously a child - who gets into the trunk cannot let themselves out. Owners often first notice it as an ordinary annoyance: the emergency release handle pulls limply and does nothing, or the trunk only opens from the key fob or the cabin button.
Common Symptoms
Interior emergency trunk release handle pulls with no effect
Trunk will not open from inside the trunk compartment
Trunk lid opens only via key fob or cabin release
Latch feels loose or notchy when the lid is closed
How to Fix
Free recall remedy. Under NHTSA campaign 24V146000 (Hyundai campaign 256) dealers replace the trunk latch base sub-assembly at no charge; owner notification letters went out 5 April 2024. Owners should have the VIN checked at nhtsa.gov/recalls or through Hyundai customer service even if the trunk still opens normally from the outside, because the internal release can be dead while the exterior operation is unaffected. Test the interior release by pulling the glow-in-the-dark handle with the lid closed before assuming the car is unaffected.
Early XD-generation Elantras route the side-impact airbag wiring harness underneath each front seat, where it is exposed to anything stored on the floor. Contact from objects pushed under the seat moves the harness and increases electrical resistance in the circuit. The result is an illuminated SRS warning lamp and, more seriously, seat-mounted side airbags that may not deploy in a side impact. Two campaigns were issued in October 2008: one covering 2001 Elantras built 30 June 2000 through 26 April 2001, and a larger one covering roughly 150,541 model year 2001-2002 cars. This is the reason an XD Elantra with a permanently lit airbag light should never be dismissed as a clock-spring or seat-buckle issue without checking the under-seat harness and the campaign history first - and it compounds the sunroof-drain water intrusion problem, since wet floor carpet sits directly against this harness.
Common Symptoms
SRS / airbag warning light stays illuminated
Airbag light flickers when the front seat is moved fore and aft
Side airbag fault codes stored in the airbag control module
Side airbags fail to deploy in a side impact
How to Fix
Free recall remedy where the VIN is covered - dealers inspect and repair the side-impact airbag wiring harness under NHTSA campaigns 08V532000 and 08V533000. Because these are old campaigns, verify the VIN at nhtsa.gov/recalls; remedies never performed remain open indefinitely and are still done free. Outside the campaign, diagnose an SRS lamp by scanning the airbag module for stored codes rather than clearing the light, then inspect the under-seat connectors and harness for chafe, corrosion and green connector pins. Keep objects out from under the front seats - that is the mechanism that triggers the fault.
Hyundai identifies certain 2011-2022 Elantra vehicles with traditional turn-key ignitions and without engine immobilizers as affected by theft methods that bypass the vehicles' security features. Vehicles with push-button start or an immobilizer indicator are not in this software-upgrade population, and eligibility must be confirmed by VIN.
Common Symptoms
Vehicle has a traditional turn-key ignition
Vehicle has no push-button start or immobilizer indicator
VIN is eligible for a Hyundai anti-theft campaign
How to Fix
Use Hyundai's official VIN lookup or contact a dealer. Eligible vehicles receive Campaign 993's free body-control-module anti-theft software and window decals. The key fob must be used as directed to arm the ignition-kill feature. Hyundai provides other remedies, including steering-wheel locks, for certain vehicles that cannot receive the software.
Elantra Hybrids from the CN7 generation were recalled because a software error in the motor control unit can command drive torque from the traction motor when the driver lifts off the brake pedal, producing unintended acceleration. This is a hybrid-only defect: it lives in the MCU that arbitrates between the 1.6L Atkinson engine and the electric drive motor in the hybrid transaxle, and it does not exist on the conventional 2.0L Smartstream Elantra or on the Elantra N. Owners describe the car surging forward more strongly than expected when creeping in traffic or in a parking lot as the foot comes off the brake - a scenario where the car is close to other vehicles and pedestrians, which is what makes it a crash risk rather than a nuisance.
Common Symptoms
Vehicle surges forward when the brake pedal is released
Unexpected acceleration when creeping in traffic or parking
Momentary lurch when transitioning from EV to engine drive
How to Fix
Free recall remedy. Under NHTSA campaign 23V589000 dealers reflash the motor control unit with corrected software at no charge. Check the VIN at nhtsa.gov/recalls; the campaign covers 2021-2023 Elantra HEV. Owners should not attempt to compensate by two-footing the pedals - get the reflash. If surging persists after the update, have the brake pedal position sensor and the hybrid control module data logged, because a separate sensor fault presents identically.
The newest Elantra Hybrids are subject to a recall covering the hybrid power control unit, the assembly that houses the inverter and DC-DC converter and manages power flow between the high-voltage battery, the drive motor and the 12V system. The HPCU assembly may overheat. Thermal events in an inverter of this kind typically show first as a hybrid-system warning and a forced power derate, and can end in a loss of drive power; the underlying risk with any overheating high-voltage power electronics is a fire. This affects 2024-2026 Elantra Hybrid vehicles only - it is not a defect of the conventional 2.0L Smartstream Elantra, whose driveline has no HPCU at all.
Common Symptoms
Hybrid system warning lamp illuminates
Sudden reduction in available power / limp mode
Loss of drive power
Warning message to check the hybrid system
How to Fix
Free recall remedy. Under NHTSA campaign 26V308000 dealers install a software update to the HPCU at no charge - the software manages inverter thermal load rather than replacing hardware. Owners should verify VIN eligibility at nhtsa.gov/recalls and get the update promptly rather than waiting for a symptom, since the campaign is preventive. If the hybrid system warning lamp, a sudden power derate or a burning-electrical smell appears, stop driving and have the car towed rather than continuing.
CN7-generation Elantras, Elantra Hybrids and the 2022 Elantra N were built with rearview cameras whose internal printed circuit board can be damaged, so the reversing image fails to display on the centre screen. The car then does not comply with FMVSS 111 'Rear Visibility'. Owners describe a black screen, a screen that shows only the parking guideline overlay with no picture, a badly distorted or lined image, or a picture that appears intermittently depending on temperature. Because the guideline overlay is drawn by the head unit rather than the camera, the presence of guidelines on a blank screen is a useful tell that the fault is in the camera module rather than the display. The defect raises the risk of a back-over collision, which is exactly what the standard exists to prevent.
Common Symptoms
Black or blank screen when reverse is selected
Parking guidelines display but no camera picture
Distorted, striped or flickering backup image
Backup image works only intermittently or after warm-up
How to Fix
Free recall remedy. Under NHTSA campaign 24V879000 dealers replace the rearview camera assembly at no charge; owner notification letters were mailed 14 January 2025. Before paying for a diagnosis, check the VIN at nhtsa.gov/recalls, because the symptom is easily mistaken for a head-unit fault and independent shops have replaced screens and harnesses for this. If the image is only intermittent it still qualifies - do not wait for total failure.
MD-generation Elantras have a widely reported failure of the integrated door latch/lock actuator, most often on the driver's door because it cycles the most. The small electric motor inside the latch assembly wears or its gear strips, so the door stops responding to the key fob and to the interior lock switch while the other three doors still work. Owners also report the reverse case - a door that locks and unlocks on its own, or that repeatedly re-locks after being opened - and rear doors failing around 70,000 miles. Because the actuator is built into the latch assembly on these cars rather than being a separate bolt-on part, the whole latch is replaced, and the job requires drilling out the window regulator rivets to get the latch out, which is why quoted labour is higher than owners expect. A door that will not unlock from either the fob or the inside switch is also a safety concern in a crash.
Common Symptoms
One door will not lock or unlock with the key fob or interior switch
Doors lock and unlock by themselves
Clicking or grinding from inside the door when locking
Door only opens with the mechanical key or the inside handle
Central locking works on three doors but not the driver's door
How to Fix
Diagnose by testing whether the failed door responds to the mechanical key and to the interior lock knob - a door that locks manually but not electrically confirms the actuator rather than the linkage. Check the door harness in the rubber boot between the body and the door for broken wires before condemning the latch; broken conductors in that flex loop mimic actuator failure exactly and are far cheaper to fix. The repair is replacement of the complete door latch assembly, which includes the actuator; expect the window regulator rivets to be drilled and replaced with bolts or new rivets. No recall covers the door latches on these years - the trunk latch recall (24V146) is a different part.
The electronic power steering (EPS) system fails due to a rubber star damper gear inside the steering column that deteriorates. This causes steering play of up to one inch before wheels respond, making the vehicle difficult to control. Over 200,000 vehicles were recalled for torque sensor signal issues.
Common Symptoms
Excessive steering wheel play (1 inch or more)
Sloppy or loose steering feel
Power steering warning light
Increased steering effort required
Grinding or clicking noise when turning
How to Fix
Check for EPS recall coverage. Steering column replacement. EPS motor replacement. Software update for torque sensor calibration.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
High Confidence567 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
NHTSA recall 09V125 covers certain 2001-2003 Hyundai Elantra vehicles originally sold in or currently registered in listed salt-belt states and the District of Columbia. Road salt can cause internal corrosion and perforation of a front lower control arm, which may fracture and reduce control of the front wheel direction.
Common Symptoms
Internal corrosion or perforation of a front lower control arm
A corroded lower control arm may fracture
Front-wheel directional control may be reduced
How to Fix
Check the VIN for Hyundai Recall 091. Dealers inspect both front lower control arms. Arms with specified corrosion damage are replaced; otherwise dealers add drainage holes and apply rust-proofing material. The recall work is free.
Multiple owners reported front coil springs breaking, often in corrosion-prone regions, with the broken spring end contacting or puncturing the tire. Hyundai issued a safety recall on certain 2001-2006 Elantras for front coil springs that could fracture due to corrosion. Owners typically experience a sudden drop in ride height, loud clunking, or an unexpected flat tire caused by the spring cutting into the sidewall.
Common Symptoms
sudden front-end drop
clunking from front suspension
front tire sidewall damage
uneven ride height
vehicle pulls after spring breakage
How to Fix
Inspect both front springs for rust scaling, cracks, and broken lower coils, especially if the vehicle has seen winter road salt. Replace both front coil springs as a pair, and inspect the struts, upper mounts, and front tires for collateral damage. A wheel alignment is recommended after repair.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Monroe 171405 front-left Quick-Strut complete assembly
OEMMonroe 171405
left complete strut/spring/mount assembly for the matched-pair repair of a confirmed front spring fracture Fitment/availability: 2001-2006 U.S.-market Elantra GLS/GT/Limited 2.0L gasoline, front left, as explicitly cataloged. Confirm VIN…
Monroe 171404 front-right Quick-Strut complete assembly
OEMMonroe 171404
right complete strut/spring/mount assembly paired with 171405 for a confirmed fracture Fitment/availability: 2001-2006 U.S.-market Hyundai Elantra 2.0L, front right, as cataloged. Confirm VIN, engine and right side; do not apply to non-U.S.
Multiple owners of XD-generation Elantras report premature front wheel bearing wear, often beginning as a low growl or humming that gets louder with speed and while cornering. Hyundai issued service information for front hub/bearing noise and replacement procedures on this generation. If ignored, the bearing can develop excessive play, accelerate tire wear, and affect braking stability.
Common Symptoms
humming or growling noise from front wheels
noise increases with vehicle speed
noise changes when turning left or right
vibration through steering wheel
loose wheel or hub play
How to Fix
Diagnose by road-testing for speed-related growl, then check each front hub for roughness and play with the wheel off the ground. Replacement typically involves pressing a new bearing into the steering knuckle or replacing the hub/bearing assembly where applicable, followed by alignment verification. Using quality bearings and confirming proper axle nut torque is important to avoid repeat failure.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
SKF W0133-1776989 press-in front wheel bearing
OEMSKF W0133-1776989; OE family 51720-38110
Confirm VIN, front position, hub condition and ABS encoder orientation before pressing.
The 2022-2023 Elantra N with the 2.0L Theta III turbocharged engine was recalled because the fuel pump can fail, cutting fuel delivery and causing a loss of drive power while the car is being driven. On a 276 hp turbo car this is more than an inconvenience - a stall in traffic or at highway speed with no warning is a crash risk. The typical progression owners describe with this class of fault is a hot restart that cranks but will not fire, then intermittent stumbling and power loss under load as the pump's output falls below what the high-pressure side demands, then a hard stall. This is specific to the Elantra N's fuel system and is separate from the fuel pump module and level-sender failures seen on earlier Elantra generations.
Common Symptoms
Engine stalls while driving
Loss of drive power with no warning
Extended cranking or no-start, especially when hot
Stumbling or hesitation under hard acceleration
Check engine light with fuel pressure codes
How to Fix
Free recall remedy. Under NHTSA campaign 24V528000 dealers update the engine control software - which adds detection and protection logic - and replace the fuel pump assembly where necessary, at no charge. Verify the VIN at nhtsa.gov/recalls. If the car has already been stalling, insist that the pump be replaced rather than accepting the software flash alone, and ask for the fuel pressure test results. Do not keep driving a car that has stalled at speed.
On the Elantra's inline-4 (Beta II 2.0L in 2007-2010, Nu 2.0L in 2011+), P0171 means fuel trims have gone too positive because unmetered air is entering the engine. The classic Elantra trigger is a vacuum leak — most often a hardened/cracked PCV hose or a leaking intake-manifold gasket — followed by a contaminated mass-air-flow (MAF) sensor giving low airflow readings, or a stuck-open purge/PCV valve. A weak fuel pump or clogged injectors are less common but possible when fuel pressure drops below the ~49-53 PSI spec. Being an inline-4, the Elantra has only Bank 1, so this is the only lean-bank code it can set.
Common Symptoms
Check engine light on
Rough or unstable idle
Hesitation or stumble on acceleration
Reduced fuel economy
Occasional hard start
How to Fix
Perform a smoke test to pinpoint the vacuum/intake leak, then replace the failed PCV hose, intake-manifold gasket, or PCV valve. Clean the MAF sensor with MAF-safe cleaner (or replace if it doesn't recover). Verify fuel pressure holds 49-53 PSI to rule out a weak pump or clogged filter/injectors. Clear codes and re-check long-term fuel trims (should return toward 0%).
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Genuine Hyundai 26740-21314 PCV valve
OEMHyundai 26740-21314
PCV valve replacement only when smoke/flow testing identifies a leaking or stuck Beta-engine valve Fitment/availability: 2007-2010 Elantra 2.0L DOHC MPI within the retailer's 2000-2010 catalog coverage. Confirm VIN and Beta II engine; re…
PCV valve replacement only when smoke/flow testing identifies a leaking or stuck Nu-engine valve Fitment/availability: 2011-2020 Elantra 1.8L/2.0L DOHC MPI/GDI applications supported by Hyundai's catalog. Confirm VIN and engine; the 1.6T…
Owners of 2001-2006 Elantras frequently report in-tank fuel pump module problems, including hard starting, no-start conditions, and erratic fuel gauge behavior due to sender wear. On higher-mileage cars, the pump can become weak or fail intermittently, especially after hot soak. Forum reports and repair histories commonly pair pump replacement with sender issues because both are integrated in the tank module.
Common Symptoms
long crank before starting
engine cranks but will not start
loss of power under load
fuel gauge reads empty when tank has fuel
fuel gauge fluctuates unexpectedly
How to Fix
Check fuel pressure during crank/no-start events and verify power and ground at the pump connector before condemning the module. If pressure is low or absent and wiring is intact, replace the fuel pump module or pump/sender assembly. It is also wise to inspect the tank connector and replace the fuel filter if service history is unknown.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Genuine Hyundai 31110-2D501 fuel pump and sender module assembly
OEMHyundai 31110-2D501
complete in-tank pump/sender module after pressure/electrical/sender testing confirms the integrated module branch Fitment/availability: 2001-2006 Hyundai Elantra four-door and five-door within the retailer's 2000-2006 fitment. Confirm g…
A common recurring complaint on XD-generation Elantras is an illuminated check engine light caused by EVAP system faults, especially purge control valve issues, loose or aging gas caps, and fuel tank pressure sensor problems. Owners often notice no drivability problem, but the car repeatedly fails emissions inspection. These faults are widely discussed in owner forums and repair databases for early-2000s Elantras.
Common Symptoms
check engine light
failed emissions inspection
fuel smell near engine bay or rear of car
intermittent rough idle after refueling
How to Fix
Smoke-test the EVAP system, inspect the gas cap seal, and command the purge valve on and off with a scan tool to verify operation. Replace the faulty purge solenoid, damaged hoses, or pressure sensor as needed, then clear codes and complete an EVAP drive cycle. Avoid replacing parts blindly without leak testing because multiple small leaks can set similar codes.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Genuine Hyundai 28910-22040 purge control valve
OEMHyundai 28910-22040
purge-solenoid replacement only after command/vacuum testing confirms the purge branch Fitment/availability: 2001-2006 Elantra within the retailer's 1995-2006 fitment; replaces 28910-22030. Confirm gasoline engine, VIN and connector.
fuel-cap replacement only when seal/ratchet/pressure-vacuum inspection confirms the cap branch Fitment/availability: 2001-2006 Elantra within the retailer's 2000-2006 fitment; replaces 31010-2D600.
tank-pressure sensor replacement only after scan/signal response testing confirms the sensor branch Fitment/availability: 2001-2006 Elantra within the retailer's 2000-2006 fitment; replaces 31435-2D501 and 31435-38100. Confirm VIN and in…
As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.
Owner tips & cautions
TipStart with the gas cap and a visual hose inspection before replacing sensors, since cracked EVAP hoses and worn cap seals are common on older Elantras.
TipUse a smoke test if the code returns after replacing the purge valve; small leaks are easy to miss by eye.
NHTSA recall 20V061 covers certain 2006-2011 Hyundai Elantra and 2007-2011 Elantra Touring vehicles. Their ABS module remains energized after the vehicle is turned off; if moisture enters its electrical circuit, a short can gradually develop and cause an engine-compartment fire even with the car off.
Common Symptoms
An ABS-module short circuit may occur without advance warning
Engine-compartment fire can occur while the vehicle is turned off
How to Fix
Check the VIN for Hyundai Recall 188. Hyundai dealers install a relay in the main junction box, free of charge, to prevent an ABS short circuit while the vehicle is turned off.
Elantras run in road-salt regions suffer a consistent rear brake problem: the rear caliper piston and the caliper slide pins corrode and stop retracting, so the pads stay in light contact with the rotor. The tell-tale is rear pads wearing out faster than fronts - the reverse of the normal pattern on a front-heavy front-drive car - along with one rear wheel that is noticeably hot after a drive, a burning smell, a rotor with a blue heat ring, and a pull or shudder under braking. On cars with a drum-in-hat parking brake, the parking brake shoe expander and the cables also seize with rust, so the parking brake either will not release or will not hold. Owners report seizure as early as 60,000 km in salt country. Left alone it destroys rotors and pads repeatedly and can overheat the rear wheel bearing and hub.
Common Symptoms
Rear brake pads wearing out before the fronts
One rear wheel hot to the touch after driving
Burning smell after a drive
Grinding, squealing or shudder from the rear brakes
Parking brake will not release, or will not hold on a hill
Reduced fuel economy and a slight drag when coasting
How to Fix
Not a recall item. The correct service is to strip the rear calipers annually in salt regions: clean and re-lubricate the slide pins with high-temperature silicone brake grease, replace torn pin boots and the piston dust boot, clean the pad abutment slides and fit new stainless hardware clips. A piston that will not retract with a wind-back tool, or a bore with pitting, means the caliper is replaced rather than serviced. Free the parking brake cables and lubricate the expander, or replace the cables where the outer sheath has split and let water in. Where a caliper has seized, replace the rotor and pads on that axle in pairs. Preventive brake service each autumn is far cheaper than repeat caliper failure.
Hyundai vehicles from this era, including the Elantra, are known for brake light switch failures that can cause the brake lamps to stop working or stay on. Owners also report inability to shift out of Park because the shift interlock does not see brake pedal input. This problem was significant enough to be addressed by Hyundai recalls covering many models and years.
Common Symptoms
brake lights do not work
brake lights stay on
cannot shift out of Park
cruise control inoperative or does not cancel properly
battery drain from brake lamps staying on
How to Fix
Verify brake lamp operation and confirm whether the shift interlock and cruise cancel functions respond to brake pedal input. Replace the brake light switch with the updated part and adjust it correctly at the pedal bracket. After repair, confirm proper brake lamp operation, shifter release, and cruise control cancellation.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
updated stop-lamp switch for a diagnosed failure when no open recall supplies the repair Fitment/availability: 2001-2006 Hyundai Elantra within the retailer's 2000-2006 fitment; replaces 93810-38100, 93810-32000 and 93810-32001. Confirm …
A batch of 2021 Elantras built between 28 October 2020 and 8 January 2021 was painted with clear coat containing a non-compliant additive supplied by Axalta. The contaminated clear coat sits in the windshield aperture and prevents the urethane adhesive from bonding properly to the body structure, so the windshield can separate from the car in a collision. The windshield is a structural member on a modern unibody - it supports the roof in a rollover and provides the backstop the passenger airbag deploys against - so a bond failure degrades both restraint performance and roof crush resistance. Roughly 8,256 Elantras were covered, alongside 2020-2021 Santa Fe and 2021 Sonata built in the same window. Owners typically notice nothing at all, which is what makes this one worth checking by VIN; a few report wind noise or a windshield that shifts slightly under hand pressure at the corners.
Common Symptoms
Usually no symptom - VIN-specific build range
Wind noise from the top or corners of the windshield
Windshield moves slightly when pressed at a corner
Water leak at the windshield edge
How to Fix
Free recall remedy. Under NHTSA campaign 21V00M000 (Hyundai campaign 216) dealers remove the front windshield and reinstall it with a correct bond at no charge. Owner notification letters were mailed 20 June 2022. Owners who had the windshield replaced independently before the campaign should still have the VIN checked, and should tell any glass shop about the campaign, because a shop bonding to the original contaminated clear coat without preparing the pinch weld reproduces the defect. Do not treat this as cosmetic - the affected build window is narrow but the consequence is a restraint-system failure.
Panoramic sunroofs in Hyundai Elantras have spontaneously shattered while driving, often described as sounding like a gunshot. Broken glass falls into the cabin, creating safety hazards. A class action settlement provided an extended 10-year/120,000-mile warranty for shattered sunroof repairs.
Common Symptoms
Sudden loud explosion or gunshot-like sound
Glass shards falling into cabin
Cracking or stress marks appearing in sunroof glass
Sunroof rattling or unusual noises before failure
How to Fix
Check for class action settlement warranty coverage (10 years/120,000 miles). Complete sunroof glass replacement. Document incident thoroughly with photos for warranty claim. Consider aftermarket sunroof protector film.
Owner tips & cautions
TipConsider OEM parts for critical components like sensors and electrical parts - aftermarket can be unreliable
TipGet a proper diagnosis before replacing parts - similar symptoms can have different causes
TipSearch Hyundai Elantra forums and owner groups for real-world experiences and DIY guides
TipGet multiple quotes from independent mechanics - dealer prices can be 2-3x higher for the same repair
Medium Confidence345 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
Elantras fitted with a sunroof route water that gets past the glass seal into four corner drains and down tubes inside the A-pillars and rear pillars. On cars parked under trees the corner drains silt up with pollen, leaf debris and dirt, and the tubes themselves can pull off their nipples or kink behind the trim. Water then backs up out of the sunroof tray and runs down inside the pillar into the front or rear footwell. Owners describe carpet that is soaking on one side after a heavy rain or a car wash, water sloshing under the mat, a musty smell, fogged glass that will not clear, and eventually mould in the padding. Because the water tracks along the sill, it can also reach body control and junction-block connectors and cause unrelated intermittent electrical faults, and on later cars it can soak the under-seat airbag wiring. It affects sunroof-equipped Elantras across generations, not just the panoramic-roof cars.
Common Symptoms
Wet or soaked carpet on the driver or passenger side after rain
Water dripping from the headliner or A-pillar
Musty or mouldy smell in the cabin
Windows fogging and not clearing
Unexplained intermittent electrical faults from wet floor connectors
How to Fix
Not a recall item - it is preventive maintenance. Open the sunroof and locate the four corner drain holes, then clear them with low-pressure compressed air or a soft trimmer line, never a stiff wire that can puncture the tube. Pour a cup of water into each corner and confirm it drains out behind the front wheels and at the rear. Where the tube has separated from its nipple or split, the trim must come off to reseat or replace the tube. Any wet carpet must be lifted and the jute padding dried or replaced - drying the carpet surface alone leaves the mould. Flush the drains once or twice a year, more often if the car is parked under trees.
The Smart Stream IVT (Intelligent Variable Transmission) in newer Elantras has experienced early failures, sometimes before reaching 20,000 miles. Issues include sudden power loss, check engine lights, and RPM fluctuations. Hyundai issued TSB 20-01-047H addressing transmission control module calibration issues.
Common Symptoms
Check engine light illumination
Sudden uncommanded acceleration
Random power loss while driving
Massive RPM fluctuations
Shuddering during acceleration
Hesitation from stop
How to Fix
Transmission control module (TCU) software update per TSB 20-01-047H. Complete IVT unit replacement if software update fails. Check warranty coverage.
Owner tips & cautions
TipGet a proper diagnosis before replacing parts - similar symptoms can have different causes
TipSearch Hyundai Elantra forums and owner groups for real-world experiences and DIY guides
TipGet multiple quotes from independent mechanics - dealer prices can be 2-3x higher for the same repair
High Confidence456 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
Hyundai TSB 21-AT-013H covers certain 2017-2018 Elantra Sport 1.6L Turbo and Elantra 1.4L Turbo vehicles equipped with the 7-speed dual-clutch transmission. The bulletin states that these vehicles may exhibit abnormal vibration at low speeds and provides a GDS clutch-judder inspection procedure.
Common Symptoms
Abnormal vibration at low speeds
GDS clutch-judder test reports that the double clutch should be replaced
How to Fix
Have a Hyundai dealer identify the vehicle and transmission by VIN and perform the bulletin's GDS clutch-judder measurement. If the test reports no judder, the procedure ends. If it reports that the double clutch should be replaced, the bulletin directs replacement of the double-clutch assembly and a TCU software update when applicable.
Owners of automatic-transmission Elantras from this generation frequently report sudden harsh shifts, incorrect gear selection, limp mode, or a stuck speedometer caused by failing transmission speed sensors. Hyundai service literature and repair databases commonly reference input and output speed sensor faults on these vehicles. The problem often appears intermittently at first, then becomes more consistent as the sensor signal drops out.
Common Symptoms
harsh upshifts
transmission stuck in one gear
check engine light
erratic or inoperative speedometer
delayed shifting
How to Fix
Scan the transmission control system for speed-sensor-related codes and compare live data from the input and output sensors during a road test. Replace the failed sensor(s), inspect the wiring and connector pins for fluid intrusion or corrosion, and verify fluid condition. Clearing codes and performing a drive cycle usually confirms the repair.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.
Owner tips & cautions
TipBefore condemning the transmission, check for speed sensor codes and verify sensor data because many harsh-shift complaints are electrical rather than internal gearbox failure.
TipIf the transmission fluid is dark or burnt, service it after sensor replacement to improve shift quality and long-term reliability.
As these Elantras age, the plastic radiator end tanks commonly crack near the seams or hose necks, leading to slow coolant loss or sudden overheating. Owners often first notice a sweet smell, dampness around the radiator, or overheating in traffic. This is a recurring maintenance failure pattern on older XD Elantras rather than an isolated defect.
Common Symptoms
coolant smell
low coolant level
visible coolant leak at radiator
engine overheating
steam from front of vehicle
How to Fix
Pressure-test the cooling system and inspect the radiator side tanks, upper neck, and seam crimps for seepage or white residue. Replace the radiator if cracking is found, then refill with the correct coolant mixture and bleed air from the system. Hoses and the thermostat should be inspected at the same time because overheating can damage them as well.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Denso 221-3702 radiator
OEMDenso 221-3702
Confirm VIN, engine, transmission and hose/transmission-cooler connection layout before purchase; not approved for manual-transmission car
Hyundai TSB 18-01-012 covers certain 2017 Elantra AD/ADa vehicles with the 2.0L Nu MPI engine. The thermostat may not function properly and may set DTC P0128. Hyundai states that no drivability issues are associated with this campaign condition.
Common Symptoms
DTC P0128 may be stored
The campaign condition may be present without DTC P0128
How to Fix
Have a Hyundai dealer check the VIN for Service Campaign TLL. The bulletin requires thermostat replacement even when P0128 is not present, followed by the specified coolant refill and air-bleeding procedure.
P0420 on the Elantra means the downstream (post-cat) oxygen sensor sees the catalytic converter no longer scrubbing efficiently. On the 2017-2020 Nu 2.0L engine this frequently is not just an aged cat — it is a symptom of the well-documented Nu 2.0L piston-ring/oil-consumption defect (addressed by NHTSA recall campaign 21V722000 for certain 2019-2020 2.0L cars). Oil burned in the combustion chamber poisons and clogs the catalyst, so a converter replaced without fixing oil consumption is quickly re-destroyed. On older Beta/Nu cars P0420 is more commonly a simple worn converter or a lazy/failed downstream O2 sensor.
Common Symptoms
Check engine light on
Failed emissions/smog test
Rotten-egg (sulfur) smell in some cases
Reduced power if converter is clogged
Blue exhaust smoke / low oil level if tied to oil consumption
How to Fix
Before condemning the converter, run an oil-consumption test (and check for the piston-ring recall if a 2019-2020 2.0L). Rule out a lazy rear O2 sensor and any exhaust leak before the cat first — replace the downstream O2 sensor if switching is sluggish. If the converter is genuinely spent, replace it, but only after the oil-consumption/engine issue is corrected so the new cat survives.
Hyundai TSB 17-ST-002 covers 2007-2010 Elantra, 2009-2012 Elantra Touring and specified-production 2011-2015 Elantra vehicles. The flexible rubber coupling in the motor-driven power-steering assembly may wear and produce a slight clicking or thud noise while the steering wheel is turned. Hyundai states that this wear does not affect steering control and is not a safety issue.
Common Symptoms
Slight clicking noise while turning the steering wheel
Slight thud while turning the steering wheel
How to Fix
Have a Hyundai dealer confirm vehicle eligibility and diagnose the noise. The bulletin extends coupling coverage to 10 years or 100,000 miles, whichever occurs first, and describes replacement of the MDPS flexible coupling when required.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
out-of-coverage coupling replacement after the click/thud branch is confirmed Fitment/availability: 2007-2015 Elantra HD and MD/UD applications identified by TSB 17-ST-002/TXX7; replaces 56315-2H000-FFF. Confirm VIN and MDPS design.
Hyundai TSB 26-BD-002H covers certain 2015-2016 Elantra UD and 2017-2018 HMMA-built Elantra ADa vehicles finished in Quartz White Pearl paint code W8 or WW8. White paint may peel or bubble on metal body panels including the hood, fenders, roof, doors, quarter panels and trunk. Plastic body panels are not covered.
Common Symptoms
Quartz White Pearl paint peels on a metal body panel
Quartz White Pearl paint bubbles on a metal body panel
How to Fix
Have a Hyundai dealer verify the VIN, paint code, title history and condition under warranty extension Z05. Coverage is extended to 10 years with unlimited miles for eligible original and subsequent owners. The bulletin directs documented paint repair of covered metal panels and excludes repainting plastic panels for matching or blending.
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
Hyundai Motor America (Hyundai) is recalling certain 2024 Elantra, Venue, and Kona vehicles. An electrical short circuit may occur in the exhaust gas recirculation (EGR) valve assembly, which can result in a loss of drive power.
Campaign #24V30800001/05/2024
SEAT BELTS:FRONT
Hyundai Motor America (Hyundai) is recalling certain 2022 Elantra and Elantra HEV vehicles. In the event of a crash, the front passenger-side seat belt pretensioner may explode upon deployment.
Reliability varies across model years of the Hyundai Elantra. Based on documented issues, problems are most commonly reported in earlier model years. Au7o recommends checking the specific known issues for your target year before purchasing, and having a pre-purchase inspection performed by a qualified mechanic. Our known issues database covers the 2000-2026 Hyundai Elantra with 42 documented issues documented across 2,714+ owner reports.
What is the 2011-2016 Hyundai Elantra Nu Engine Bearing Failure and Seizure?
The 1.8L Nu engine in 2011-2016 Elantras is prone to premature failure due to manufacturing defects including piston ring issues, connecting rod bearing failure, and oil passage problems. Metal debris from failed components can circulate through the engine causing catastrophic da… Repairs typically run $4,000-$7,500. Severity: high.
What is the 2011-2018 Hyundai Elantra Electronic Power Steering System Failure?
The electronic power steering (EPS) system fails due to a rubber star damper gear inside the steering column that deteriorates. This causes steering play of up to one inch before wheels respond, making the vehicle difficult to control. Over 200,000 vehicles were recalled for torq… Repairs typically run $800-$3,200. Severity: high.
What is the 2006-2011 Hyundai Elantra ABS Module Short Circuit Causing Engine Compartment Fire (Recall 20V061)?
NHTSA recall 20V061 covers certain 2006-2011 Hyundai Elantra and 2007-2011 Elantra Touring vehicles. Their ABS module remains energized after the vehicle is turned off; if moisture enters its electrical circuit, a short can gradually develop and cause an engine-compartment fire e… Severity: high.
What is the 2001-2003 Hyundai Elantra Front Lower Control Arm Corrosion and Possible Separation?
NHTSA recall 09V125 covers certain 2001-2003 Hyundai Elantra vehicles originally sold in or currently registered in listed salt-belt states and the District of Columbia. Road salt can cause internal corrosion and perforation of a front lower control arm, which may fracture and re… Severity: high.
What is the 2021-2022 Hyundai Elantra Front Seat Belt Pretensioner May Explode and Project Metal Fragments (Recall 229)?
NHTSA recall 22V354 includes certain 2021-2022 Hyundai Elantra and Elantra HEV vehicles. A driver- or passenger-side pyrotechnic pretensioner may deploy abnormally in a crash because its pipe can over-pressurize, allowing metal fragments to enter the occupant compartment and inju… Severity: high.
What is the 2011-2022 Hyundai Elantra Theft Vulnerability — Missing Engine Immobilizer ('Kia Boyz' / TikTok Challenge)?
Hyundai identifies certain 2011-2022 Elantra vehicles with traditional turn-key ignitions and without engine immobilizers as affected by theft methods that bypass the vehicles' security features. Vehicles with push-button start or an immobilizer indicator are not in this software… Severity: high.
What is the 2007-2009 Hyundai Elantra Airbag Sensor and Control Module Malfunction?
NHTSA recall 11V143 covers certain 2007-2009 Hyundai Elantra vehicles. Contamination can cause the electrical connector for the front-passenger weight-classification sensor to malfunction, allowing the passenger airbag to deploy regardless of occupant weight. Severity: high.
What is the 2000-2006 Hyundai Elantra Timing Belt Neglect Leading to Bent Valves and No-Start?
The 2.0L Beta engine in this generation relies on a timing belt service interval, and owner reports frequently describe belt breakage or stripped belt teeth causing sudden engine shutdown and, in many cases, internal valve damage. This is a well-known maintenance-sensitive failur… Repairs typically run $700-$2,500. Severity: high.
What is the 2011-2015 Hyundai Elantra ABS Module Electrical Short and Fire Risk?
NHTSA recall 23V651 covers certain 2011-2015 Hyundai Elantra vehicles. The ABS module may leak brake fluid internally and develop an electrical short, creating an engine-compartment fire risk while the vehicle is parked or being driven. Severity: high.
What is the 2019-2020 Hyundai Elantra Improperly Heat-Treated Piston Oil Rings Causing Cylinder Bore Scuffing and Engine Seizure (Recall 203 / 21V301)?
Certain 2019-2020 Elantra sedans built with the 2.0L Nu MPI (Atkinson-cycle) engine were assembled with piston oil rings whose nitride heat treatment was inconsistent, leaving the rings excessively hard. The hardened outer periphery of the oil ring chips, and the chipped material… Repairs typically run $0-$6,500. Severity: high.
What is the 2021 Hyundai Elantra Non-Conforming Clear Coat Causing Inadequate Windshield Bonding and Detachment in a Crash (Recall 216 / 21V00M)?
A batch of 2021 Elantras built between 28 October 2020 and 8 January 2021 was painted with clear coat containing a non-compliant additive supplied by Axalta. The contaminated clear coat sits in the windshield aperture and prevents the urethane adhesive from bonding properly to th… Repairs typically run $0-$0. Severity: high.
What is the 2021-2023 Hyundai Elantra Hybrid Motor Control Unit Software Error Causing Unintended Acceleration After Brake Release (Recall 23V589)?
Elantra Hybrids from the CN7 generation were recalled because a software error in the motor control unit can command drive torque from the traction motor when the driver lifts off the brake pedal, producing unintended acceleration. This is a hybrid-only defect: it lives in the MC… Repairs typically run $0-$0. Severity: high.
What is the 2024-2026 Hyundai Elantra Hybrid Power Control Unit (HPCU) Overheating (Recall 26V308)?
The newest Elantra Hybrids are subject to a recall covering the hybrid power control unit, the assembly that houses the inverter and DC-DC converter and manages power flow between the high-voltage battery, the drive motor and the 12V system. The HPCU assembly may overheat. Therma… Repairs typically run $0-$0. Severity: high.
What is the 2022-2023 Hyundai Elantra Elantra N Fuel Pump Failure Causing Loss of Drive Power (Recall 24V528)?
The 2022-2023 Elantra N with the 2.0L Theta III turbocharged engine was recalled because the fuel pump can fail, cutting fuel delivery and causing a loss of drive power while the car is being driven. On a 276 hp turbo car this is more than an inconvenience - a stall in traffic or… Repairs typically run $0-$0. Severity: high.
What is the 2021-2024 Hyundai Elantra Phantom / False Automatic Emergency Braking and Forward Collision Activation?
The Forward Collision-Avoidance Assist (FCA) and Blind-Spot Collision-Avoidance systems can trigger hard automatic emergency braking when no real obstacle is present. Owners report sudden, unprompted braking at 40-65 mph on open road, plus false activation when a vehicle passes c… Repairs typically run $0-$350. Severity: high.
What is the 2001-2006 Hyundai Elantra Front Coil Spring Fracture and Tire Damage?
Multiple owners reported front coil springs breaking, often in corrosion-prone regions, with the broken spring end contacting or puncturing the tire. Hyundai issued a safety recall on certain 2001-2006 Elantras for front coil springs that could fracture due to corrosion. Owners t… Repairs typically run $500-$1,200. Severity: high.
What is the 2011-2020 Hyundai Elantra P0016 — Crank/Cam Correlation (Bank 1 Sensor A) from Clogged OCV or Stretched Timing Chain?
P0016 means the intake camshaft position no longer correlates with the crankshaft position within the allowed window. On the Elantra's CVVT engines the two dominant causes are (1) a clogged/stuck Oil Control Valve (OCV/CVVT solenoid) — its internal screen loads up with sludge fro… Repairs typically run $150-$1,300. Severity: high.
What is the 2019-2023 Hyundai Elantra IVT/CVT Transmission Failure and Power Loss?
The Smart Stream IVT (Intelligent Variable Transmission) in newer Elantras has experienced early failures, sometimes before reaching 20,000 miles. Issues include sudden power loss, check engine lights, and RPM fluctuations. Hyundai issued TSB 20-01-047H addressing transmission co… Repairs typically run $0-$5,500. Severity: medium.
What is the 2011-2017 Hyundai Elantra Crankshaft Position Sensor Failure Causing Stalling?
The crankshaft position sensor fails, causing intermittent stalling, hard starting, and no-start conditions. The problem often worsens when the engine is hot and may not trigger check engine codes initially. Sensor harness corrosion is a common contributing factor. Repairs typically run $150-$400. Severity: medium.
What is the 2011-2018 Hyundai Elantra Panoramic Sunroof Spontaneous Shattering?
Panoramic sunroofs in Hyundai Elantras have spontaneously shattered while driving, often described as sounding like a gunshot. Broken glass falls into the cabin, creating safety hazards. A class action settlement provided an extended 10-year/120,000-mile warranty for shattered su… Repairs typically run $800-$1,500. Severity: medium.
