DTC C1340: Stoplight Switch: Notes
CAUTION:
- When more than one stoplight do not illuminate due to a blown bulb, this DTC may be set. Diagnose the rear combination light (Refer to THE STOPLIGHT DO NOT ILLUMINATE OR GO OUT NORMALLY ).
- If there is any problem in the CAN bus lines, an incorrect DTC may be set. Prior to this diagnosis, diagnose the CAN bus lines (Refer to CAN BUS DIAGNOSTICS TABLE .
- Whenever ECU is replaced, ensure that the CAN bus lines are normal.
- When the hydraulic unit (integrated with ASC-ECU) is replaced, always carry out the calibration of the G and yaw rate sensor and the steering wheel sensor (Refer to MEASURES FOR DISCHARGED BATTERY and STEERING WHEEL SENSOR CALIBRATION ).