DTC B11D1-86: LIN Bus "C" - Signal invalid: Action
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the driver door switchpack power and ground circuits for open circuit, high resistance
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the 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 driver door switchpack