Engine start/stop switch does not work
WARNING: This page is about a different car, the 2022 Honda Accord, 2021 Honda Accord, 2020 Honda Accord, 2019 Honda Accord, and 2018 Honda Accord. 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/connections