DTC B112B-87: Steering Wheel Module - Missing message: Action
NOTE:
To validate the repair check the operation with the engine running, then use the Jaguar Land Rover approved diagnostic equipment to check this DTC is no longer logged
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new steering column left multifunction switch
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new steering column right multifunction switch
- Refer to the electrical circuit diagrams and check the clockspring power and ground circuits for open circuit, high resistance
- Refer to the electrical circuit diagrams and check the steering wheel heater control module power and ground circuits for open circuit, high resistance
- Refer to the electrical circuit diagrams and check the steering wheel right switchpack power and ground circuits for open circuit, high resistance
- Refer to the electrical circuit diagrams and check the LIN bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance