What are the most common Toyota Corolla problems?
According to Au7o's analysis of 3,069+ owner reports, the 2018 Toyota Corolla has 9 documented issues. The most frequently reported are: CVT Transmission Shudder and Failure, Fuel Pump Impeller Deformation, Water Pump Bearing/Seal Failure Causing Coolant Leak and Overheating. Of these, 3 are rated critical and should be addressed promptly.
Is the Toyota Corolla reliable?
The 2018 Toyota Corolla has 9 known issues documented across 3,069+ owner reports. 3 issues are rated critical: CVT Transmission Shudder and Failure and Fuel Pump Impeller Deformation and Water Pump Bearing/Seal Failure Causing Coolant Leak and Overheating. 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 Toyota Corolla problems?
Repair costs for known Toyota Corolla issues range from $0 to $4,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, CVT Transmission Shudder and Failure, typically costs $150-$4,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2014-2019 Toyota Corolla CVT Transmission Shudder and Failure?
The Continuously Variable Transmission (CVT) in 2014-2019 Corollas may experience shuddering, jerking during acceleration, high RPM before shifting, and in severe cases complete transmission failure. Issues are particularly reported when accelerating from a stop or during downshi… Repairs typically run $150-$4,500. Severity: high.
What is the 2018-2020 Toyota Corolla Fuel Pump Impeller Deformation?
Certain 2018-2020 Corollas have a low-pressure fuel pump with an impeller that can deform due to excessive fuel absorption. This can cause reduced fuel delivery, engine hesitation, and in worst cases, engine stalling while driving - creating a significant crash risk. This is a sa… Repairs typically run $0-$0. Severity: high.
What is the 2009-2020 Toyota Corolla Water Pump Bearing/Seal Failure Causing Coolant Leak and Overheating?
The engine-driven water pump on 1.8L 2ZR-FE Corollas is a high-frequency failure item. The original early-production pressed-metal-body pump (later revised to an improved alloy-body design) develops a leaking shaft seal and/or a worn/noisy bearing, often beginning to fail surpris… Repairs typically run $180-$500. Severity: high.
What is the 2014-2019 Toyota Corolla Front Lower Suspension Arm Bushing Squeak/Clunk?
A common issue affecting many 11th-generation Corollas is a squeaking or clunking noise from the front suspension when driving over speed bumps, uneven surfaces, or when turning. The noise originates from the front lower suspension arm rear bushing and can occur even at relativel… Repairs typically run $300-$800. Severity: medium.
What is the 2014-2019 Toyota Corolla Entune Infotainment System Failure?
The Entune 2.0 infotainment system, particularly premium versions with navigation and apps, experiences widespread failures including getting stuck in boot loops, unresponsive touchscreens, random rebooting, and complete radio failure. The touchscreen digitizer layer commonly fai… Repairs typically run $100-$1,625. Severity: medium.
What is the 2014-2019 Toyota Corolla Electric Power Steering Sensitivity and Drift Issues?
The electric power steering (EPS) system in 2014-2019 Corollas is reported to be overly sensitive, causing the vehicle to wander or drift at highway speeds. Owners report needing constant steering corrections and the vehicle reacting to wind, passing trucks, and road imperfection… Repairs typically run $100-$1,500. Severity: medium.
What is the 2014-2019 Toyota Corolla Front Wheel Bearing Premature Failure?
Front wheel bearings in 2014-2019 Corollas may fail prematurely, producing a characteristic growling or humming noise that increases with vehicle speed. The noise typically becomes louder when making turns. While generally reliable, some owners report wheel bearing issues occurri… Repairs typically run $250-$530. Severity: medium.
What is the 2003-2019 Toyota Corolla Blower Motor Resistor Failure Causing Loss of Fan Speeds (HVAC Works Only on High)?
A very common and well-documented HVAC complaint: the heater/AC blower motor resistor (which controls the lower fan speeds) burns out, so the blower works only on the highest speed (often only speed 4) or stops working at certain settings. In some cases the resistor fails complet… Repairs typically run $25-$200. Severity: low.
What is the 2003-2024 Toyota Corolla Power Door Lock Actuator Failure (Single Door Won't Lock/Unlock)?
Power door lock actuator failure is one of the most widely reported Corolla annoyances across nearly every generation (well-documented 1998-2014 and continuing through 2015-2024 cars). The actuator is a small electric motor inside each door that drives the lock rod when you press… Repairs typically run $40-$350. Severity: low.
