2020 Honda Odyssey electrical system problems
162 owner complaints filed with NHTSA name the electrical system on the 2020 Honda Odyssey — 35% 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 electronic module for rear power tailgate quit working due to water getting inside module. This causes rear lift door to malfunction. Ive seen online there's been a class action lawsuit for this and the door can open randomly. This has not happened to mine. It just quit working and beeps…”
filed Sep 15, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Incorrect central network software programming may cause several errors to occur that can…Campaign 20V440000 · Jul 28, 2020
- Wire harness for the third row seat accessory power outlet may get pinched between the…Campaign 20V066000 · Feb 6, 2020
Electrical System problems in other Odyssey years
| Year | Reports | Share |
|---|---|---|
| 2026 Odyssey | 10 | 28% |
| 2025 Odyssey | 195 | 53% |
| 2024 Odyssey | 45 | 44% |
| 2023 Odyssey | 28 | 29% |
| 2022 Odyssey | 34 | 26% |
| 2021 Odyssey | 53 | 38% |
| 2019 Odyssey | 220 | 23% |
| 2018 Odyssey | 258 | 26% |
| 2017 Odyssey | 6 | 15% |
| 2016 Odyssey | 39 | 14% |
| 2015 Odyssey | 28 | 14% |
| 2014 Odyssey | 31 | 10% |
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.