Engine complaints and recalls from NHTSA
Summary
The 2020 Toyota Corolla has 83 NHTSA engine complaints and 0 engine-related recalls.
83
Complaints
0
Recalls
2
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 9, 2026
| Date ↓ | Component | Summary |
|---|---|---|
| Dec 27, 2025 | ENGINE | Engine coolant bypass valve |
| Aug 20, 2025 | ENGINE | I have experienced a message saying 'Engine Maintenance Required' and after experiencing the same in... |
| Jul 15, 2025 | ENGINE | Coolant Bypass Valve |
| Jun 19, 2025 | ENGINE | On June 19, 2025, I was driving and out of nowhere, there was a warning notification that said "A wa... |
| Jun 16, 2025 | ENGINE | The engine maintenance required message appeared on the dash. I was travel from work to home (about ... |
| Jun 9, 2025 | ENGINE | Flow Shut-off Valve Coolant Leak |
| May 22, 2025 | ENGINE | I have an error that appeared displaying “Engine Maintenance Required” after some investigation snd ... |
| May 18, 2025 | ENGINE | unknown. i know that my car was doing fine and then randomly the coolant was low and my car was ove... |
| Apr 25, 2025 | ENGINE | Car is currently at 56k miles and the "Engine maintenance required" popped up on my dashboard I'm pr... |
| Apr 4, 2025 | ENGINE | I received a "voluntary Customer Support Program" letter from Toyota saying that a small engine cool... |
| Mar 25, 2025 | ENGINE | I own a 2020 Toyota Corolla, and without any prior warning, the “Engine Maintenance Required” messag... |
| Mar 24, 2025 | ENGINE | “Engine maintenance required” alert received, related to a faulty coolant bypass valve which will ne... |
| Mar 15, 2025 | ENGINE | Coolant bypass valve broken dealers are charging $800, class action lawsuit pending |
| Mar 6, 2025 | ENGINE | Engine Maintenance Required displays see dealer displays in Panel. I have taken to my local shop Eng... |
| Jan 29, 2025 | ENGINE | Valve matic is messed up. According to my research this is a known issue with 2020 Toyota corollas. |
| Jan 26, 2025 | ENGINE | Vehicle maintenance light won’t turn off, stays off if car started with AC off but comes on and stay... |
| Dec 9, 2024 | ENGINE | There was a maintenance required notice on my dashboard and I searched up that it was my coolant byp... |
| Oct 23, 2024 | ENGINE | Vehicle was brought to Toyota because of "Engine Maintenance Required" message. We initially thoug... |
| Oct 18, 2024 | ENGINE | My 2020 toyota corolla's warning light which stated "engine maintenance required visit your dealer" ... |
| Oct 5, 2024 | ENGINE | Coolant/oil bypass valve. Warning issued Sept 24th. I understand 6000 complaints have been filed wi... |