DTC B146C-29: Right Front Side Marker Lamp - Signal invalid: Action
- Refer to the appropriate system wiring diagrams and check the right headlamp assembly power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary
- Refer to the appropriate system wiring diagrams and check the front right side marker lamp circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness or install a new right headlamp assembly as necessary
- Refer to the appropriate system wiring diagrams and check the headlamp LIN bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new right headlamp assembly