DTC B1087-86: LIN Bus "A" - Signal invalid: Action
- Refer to the appropriate system diagrams and check the steering wheel switchpack power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary. Clear the DTCs and retest
- Using the Jaguar Land Rover approved diagnostic equipment, reconfigure the infotainment master controller with the latest level software. Clear the DTCs and retest
- If the fault persists, do not replace the infotainment master controller. Contact the Jaguar Land Rover service desk for further assistance