DTC U2108-86: Adaptive Cruise Control - Signal invalid: Action
- Vehicle Conditions to enable DTC Logging Strategy
- Turn ignition on and wait for a few seconds. Active cruise control is not required
- Check adaptive speed control module for DTCs and refer to the relevant DTC index
- Using the Jaguar Land Rover approved diagnostic equipment, complete a CAN network integrity test. Refer to the appropriate system wiring diagrams and check CAN circuits if required. Repair wiring harness as required
- Clear the DTC and retest