DTC B1087-86: LIN Bus "A" - Signal invalid: Action
WARNING: This page is about a different car, the 2018 Land Rover Discovery and 2017 Land Rover Discovery. However, it is still accessible from the selected car via links, so may be relevant.
- Refer to the appropriate SYSTEM WIRING DIAGRAMS information and check the steering wheel switchpack power and ground circuits for open circuit, high resistance. Repair or replace wiring harness as necessary, clear the DTCs and retest
- Using the Jaguar Land Rover approved diagnostic equipment, update 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