DTC C104A-28: Front Axle Piston Pressure Regulating Valve - Signal bias level out of range/zero adjustment failure: Action
WARNING: This page is about a different car, the 2021 Land Rover Range Rover Sport, 2020 Land Rover Range Rover Sport, and 2019 Land Rover Range Rover Sport. However, it is still accessible from the selected car via links, so may be relevant.
- Refer to the appropriate system wiring diagrams and check the dynamic response front actuator piston-side pressure regulating valve coil circuit, harness and connectors (positive or negative) 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