2020 Toyota Corolla problems and complaints
Owners have filed 308 complaints with NHTSA about the 2020 Toyota Corolla. The most-reported areas: Engine (108), Unknown Or Other (79), Power Train (39).
Key takeaways
- 308 owner complaints on file with NHTSA.
- 22 involve a crash, 1 a fire, 23 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 108 | 35% |
| Unknown Or Other | 79 | 26% |
| Power Train | 39 | 13% |
| Electrical System | 31 | 10% |
| Service Brakes | 23 | 7% |
| Air Bags | 18 | 6% |
| Visibility/Wiper | 17 | 6% |
| Fuel/Propulsion System | 14 | 5% |
| Structure | 12 | 4% |
| Seat Belts | 9 | 3% |
| Steering | 8 | 3% |
| Forward Collision Avoidance | 7 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2020 Toyota Corolla 5 HB FWD | 5/5 | 5/5 | 5/5 | 4/5 |
| 2020 Toyota Corolla 4 DR FWD | 5/5 | 5/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Power Train,service Brakes - filed 2026-09-18
The concentric slave cylinder in my vehicle is a big issue with these cars. There has been so many reports of issues happening with these cars manual transmission Corolla's. This can cause fluid to spew, brakes to stop working, and no longer able to drive the vehicle safely. This part should be recalled and covered by ...
Power Train - filed 2026-09-15
The CV joint, there is a clicking sound when sharp turns are make to include U-turns. Spoke with a mechanic and was instructed to reach out to the dealership and check for recall on it. I did see any but I see a Technical Service Bulletin ( TSB-0106-20) for 2015- 2021 Corolla models regarding a potential clinking noise...
Engine - filed 2026-08-06
Part is the coolant bypass valve. Toyota has been taken to court but dealership claims now that I’m over 100k miles I can’t do it. There was also a second part about 10 years but I wasn’t clear on the details of the outcome. Toyota has acknowledged this issue in court but failed to do so at the customer level in my c...
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More for the 2020 Toyota Corolla
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.