2020 Honda Odyssey electrical system problems
156 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
“Right sliding door warning alarm and at the same time flashing message on cluster. It has happened dozens of times since new. Sets a service code in computer and has been in at local Honda dealer twice and they found failure code in computer but cannot duplicate problem. I also learned part…”
filed Aug 3, 2026
“The electrical component is failing. I have brought in this vehicle 2 times for failed electrical issues over several years (around 2 years), and it only has 52,000 miles currently. The back up sensors no longer work, as well as warning lights for the following began to appear a year ago: collision…”
filed Jul 30, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- 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 | 5 | 22% |
| 2025 Odyssey | 152 | 53% |
| 2024 Odyssey | 36 | 43% |
| 2023 Odyssey | 26 | 29% |
| 2022 Odyssey | 33 | 26% |
| 2021 Odyssey | 49 | 37% |
| 2019 Odyssey | 213 | 23% |
| 2018 Odyssey | 246 | 26% |
| 2017 Odyssey | 6 | 15% |
| 2016 Odyssey | 38 | 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.