Troubleshooting Hints (The Most Likely Causes For This Case:)
- Malfunction of CAN bus system.
- Damaged harness or connector.
- Malfunction of the fuse No. 2 at the ETACS-ECU.
- Malfunction of the stoplight switch.
- Malfunction of the stoplight relay.
- Malfunction of the ETACS-ECU.
- Malfunction of the ECM.