DTC B1087-86: LIN Bus "A" - Signal invalid: Action
- Refer to the appropriate system wiring diagrams and check the steering wheel switchpack power and ground circuits for open circuit, high resistance
- Refer to the appropriate system wiring diagrams and check the infotainment master controller steering wheel switchpack 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 steering wheel switchpack