What is the 2023-2025 Hyundai Ioniq 6 Front seat belt anchor separation recall?

NHTSA recall 26V-218 covers 35,149 model-year 2023-2025 Ioniq 6 vehicles. A front seat-belt snap-on lower anchor can be damaged if removed or installed improperly during maintenance or repair, leaving the belt insufficiently attached to the seat frame. An insufficiently attached… Severity: high.

What is the 2023-2025 Hyundai Ioniq 6 12V Auxiliary Battery Drain (Same as Ioniq 5 Platform)?

Like the Ioniq 5, the Ioniq 6 shares the E-GMP platform's 12V auxiliary battery drain issue. Always-on telematics, Bluelink, and various modules draw down the 12V battery when the vehicle sits for extended periods. The issue is worse in cold weather when battery capacity is reduc… Repairs typically run $0-$300. Severity: medium.

What is the 2023-2025 Hyundai Ioniq 6 Windshield stress cracking without impact?

Owners report hairline windshield cracks that originate near the bottom edge by the wipers and travel upward with no rock chip or impact, often in cold weather when cabin/defroster heat is used on a parked car. Replacement is expensive because the laminated glass requires forward… Severity: medium.

What is the 2023-2025 Hyundai Ioniq 6 Infotainment / cluster screen blackout and rearview camera loss?

Ioniq 6 owners report the central infotainment screen going completely black (sometimes while audio keeps playing), and the reverse camera failing to display when shifted into reverse. The fault frequently appears after over-the-air navigation/software updates, in some cases leav… Severity: medium.

What is the 2023-2025 Hyundai Ioniq 6 Horn failure — low-tone (and sometimes both) horn goes dead without warning?

The IONIQ 6 uses a two-horn setup, a high-tone and a low-tone unit. Owners across model years report the low-tone horn failing, leaving a thin, quiet note that is hard to hear from another vehicle; a smaller number report both horns dead. NHTSA complaints on the 2023 and 2024 car… Repairs typically run $0-$300. Severity: medium.

What is the 2023-2024 Hyundai Ioniq 6 Level 2 AC charging interrupted or derated by charge-inlet overheating (VCMS software campaign 9B5 / TSB 24-01-051H-1)?

Separate from the ICCU story, 2023-2024 IONIQ 6 owners report Level 2 (240V AC) sessions that stop partway through or fall off to a fraction of the expected rate. Hyundai's Vehicle Charging Management System (VCMS) reduces or halts AC current when it detects high temperature or i… Repairs typically run $0-$0. Severity: medium.

What is the 2023-2025 Hyundai Ioniq 6 Forward Collision-Avoidance Assist false activation — unprompted emergency braking on clear roads?

IONIQ 6 owners report the Forward Collision-Avoidance Assist (FCA) firing a collision warning and then applying hard automatic braking with no vehicle or obstacle ahead. An NHTSA complaint on the IONIQ 6 describes highway travel at roughly 75 mph where the system alerted and brak… Repairs typically run $0-$300. Severity: medium.

What is the 2023-2025 Hyundai Ioniq 6 Excessive Road/Tire Noise on Rough Pavement?

Despite the Ioniq 6's aerodynamic design for low wind noise, many owners report excessive road and tire noise, especially on rough or coarse pavement. The heavy battery pack transmits road vibrations through the floor, and the wheel well insulation is insufficient. The EV's silen… Repairs typically run $200-$800. Severity: low.

What is the 2023-2025 Hyundai Ioniq 6 Excessive Wind Noise from Door Seals and Mirrors?

The Ioniq 6's streamlined design creates noticeable wind noise intrusion, particularly around the frameless door windows and side mirrors at highway speeds. The door seal design does not fully prevent wind noise, and the low-drag side mirrors create turbulence at the A-pillar. Th… Repairs typically run $15-$200. Severity: low.

What is the 2023-2025 Hyundai Ioniq 6 Rear Camera and Sensor Obstruction from Aero Design?

The Ioniq 6's sloped rear design causes the rearview camera and parking sensors to be easily obstructed by water, snow, mud, and road spray. The camera sits in a recessed area that collects debris, and the aerodynamic shape channels road spray directly onto the sensors. This redu… Repairs typically run $10-$50. Severity: low.

What is the 2023-2025 Hyundai Ioniq 6 Rapid wear of the OEM Pirelli P Zero tires on 20-inch wheels?

IONIQ 6 cars on the 20-inch wheel package wear their factory Pirelli P Zero (Elect) tires far faster than the tread warranty implies. Owners report 7/32 remaining at about 15,000 miles, 5/32 at roughly 21,000 miles, and full replacement needed around 25,000-30,000 miles — on the… Repairs typically run $900-$1,600. Severity: low.

What is the 2023-2026 Hyundai Ioniq 6 Cold-weather range collapse and DC fast-charge derate when the pack is not preconditioned (heat pump not fitted to base trims)?

Two separate cold-weather behaviors compound on the IONIQ 6. First, cabin heating: the heat pump is not standard across the range — Standard Range / base SE cars use resistive heating, so winter consumption climbs sharply and owners report 20-50% range loss in deep cold. Second,… Repairs typically run $0-$0. Severity: low.

Hyundai · Known Issues

2023-2026 Hyundai Ioniq 6 Problems: 16 Known Issues

2023-2026 model years · 800+ owner reports · Updated August 2026

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According to Au7o's analysis of 800+ owner reports, the 2023-2026 Hyundai Ioniq 6 has 16 documented known issues, with 5 rated critical. The most serious are Charging port door / outer panel detachment recall, Front seat belt anchor separation recall, ICCU failure causing 12V drain / loss of drive power (no-start / power loss while driving), Rear inner driveshaft fracture from improper heat treatment (NHTSA 24V065) causing loss of drive power ($0-$0 repair) and Motor-Gear Drive Unit differential bolts under-torqued (NHTSA 24V283) — grinding, differential lock-up or power loss ($0-$0 repair). The most commonly reported issue is Excessive Road/Tire Noise on Rough Pavement with 240 owner reports. Across all issues with published estimates, repair costs range from $10 to $1,600. DIY maintenance guides at au7o.io.

Frequently Asked Questions

What are the most common Hyundai Ioniq 6 problems?

According to Au7o's analysis of 800+ owner reports, the 2023-2026 Hyundai Ioniq 6 has 16 documented issues. The most frequently reported are: Charging port door / outer panel detachment recall, Front seat belt anchor separation recall, ICCU failure causing 12V drain / loss of drive power (no-start / power loss while driving). Of these, 5 are rated critical and should be addressed promptly.

Is the Hyundai Ioniq 6 reliable?

The 2023-2026 Hyundai Ioniq 6 has 16 known issues documented across 800+ owner reports. 5 issues are rated critical: Charging port door / outer panel detachment recall and Front seat belt anchor separation recall and ICCU failure causing 12V drain / loss of drive power (no-start / power loss while driving) and Rear inner driveshaft fracture from improper heat treatment (NHTSA 24V065) causing loss of drive power and Motor-Gear Drive Unit differential bolts under-torqued (NHTSA 24V283) — grinding, differential lock-up or power loss. 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 Ioniq 6 problems?

Repair costs for known Hyundai Ioniq 6 issues range from $0 to $1,600, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What year Hyundai Ioniq 6 is the most reliable?

Reliability varies across model years of the Hyundai Ioniq 6. 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 2023-2026 Hyundai Ioniq 6 with 16 documented issues documented across 800+ owner reports.

All 16 Known Issues

Other Hyundai Models

Frequently Asked Questions

What are the most common Hyundai Ioniq 6 problems?

Is the Hyundai Ioniq 6 reliable?

How much does it cost to fix common Hyundai Ioniq 6 problems?

What year Hyundai Ioniq 6 is the most reliable?

What is the 2023-2025 Hyundai Ioniq 6 Charging port door / outer panel detachment recall?

Rear inner driveshaft fracture from improper heat treatment (NHTSA 24V065) causing loss of drive power#

Motor-Gear Drive Unit differential bolts under-torqued (NHTSA 24V283) — grinding, differential lock-up or power loss#

ICCU failure causing 12V drain / loss of drive power (no-start / power loss while driving)#

12V Auxiliary Battery Drain (Same as Ioniq 5 Platform)#

Infotainment / cluster screen blackout and rearview camera loss#

Horn failure — low-tone (and sometimes both) horn goes dead without warning#

Level 2 AC charging interrupted or derated by charge-inlet overheating (VCMS software campaign 9B5 / TSB 24-01-051H-1)#

Front seat belt anchor separation recall#

Forward Collision-Avoidance Assist false activation — unprompted emergency braking on clear roads#

Rear Camera and Sensor Obstruction from Aero Design#

Charging port door / outer panel detachment recall#

Windshield stress cracking without impact#

Excessive Road/Tire Noise on Rough Pavement#

Excessive Wind Noise from Door Seals and Mirrors#

Rapid wear of the OEM Pirelli P Zero tires on 20-inch wheels#

Cold-weather range collapse and DC fast-charge derate when the pack is not preconditioned (heat pump not fitted to base trims)#