DTC C1B11-28: Pressure Control Valve - Signal bias level out of range/zero adjustment failure: Action
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, 2016 Land Rover Range Rover, 2015 Land Rover Range Rover, and 2014 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
- Refer to the appropriate system wiring diagram and check the pressure control valve circuit, harness and connectors for short circuit to another circuit. Repair circuit as required, Clear the DTCs and retest
- If the fault persists, install a new dynamic response control module. Clear the DTCs and retest