2020 Honda Odyssey engine problems
66 owner complaints filed with NHTSA name the engine on the 2020 Honda Odyssey — 14% of all complaints for this model year.
What owners report
“Stopped at a light, auto idle stop engaged, engine shut off normally. The moment I pressed the gas, everything died — engine and all electronics. I pressed the start button two or three times with no response, then it finally started. It was still in Drive. The hazards wouldn't turn on right after…”
filed Sep 17, 2026
“The engine auto idle system failed at a stoplight. The auto-idle engaged, but when I took my foot off the brake, the engine did not restart. It completely shut down, putting my car in park in a busy intersection. The engine light and an error message flashed briefly but disappeared. I was able to…”
filed Aug 19, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Owner Notification Letter - Under certain circumstances, after coming to a stop and the idle stop feature engaging, your vehicle may not automatically restart.
ONL6AX022025A · Other · issued Feb 19, 2025
Engine problems in other Odyssey years
| Year | Reports | Share |
|---|---|---|
| 2026 Odyssey | 13 | 36% |
| 2025 Odyssey | 193 | 52% |
| 2024 Odyssey | 37 | 36% |
| 2023 Odyssey | 13 | 13% |
| 2022 Odyssey | 15 | 11% |
| 2021 Odyssey | 26 | 19% |
| 2019 Odyssey | 133 | 14% |
| 2018 Odyssey | 188 | 19% |
| 2017 Odyssey | 10 | 26% |
| 2016 Odyssey | 92 | 34% |
| 2015 Odyssey | 53 | 26% |
| 2014 Odyssey | 59 | 19% |
Other reported problem areas on the 2020 Honda Odyssey
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.