Engine start/stop switch does not work
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2025 Honda Odyssey, 2024 Honda Odyssey, 2023 Honda Odyssey, 2022 Honda Odyssey, and 2021 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostic procedure
- Check for DTCs. If any DTC is indicated, go to the DTC troubleshooting
Also check for
- ACC relay circuit
- Body control module
- Engine start/stop switch
- SS1 (+) line short
- SS2 (-) line short
- Harness