DTC C1A35-13: Reservoir Valve - Circuit open: Action

WARNING: This page is about a different car, the 2021 Land Rover Range Rover and 2020 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 diagrams and check the reservoir valve circuit for open circuit, high resistance. Repair circuit as required, clear the DTCs and retest
If the fault persists, check integrity of rear valve block connector. Repair or replace as required. Clear the DTCs and retest
If the fault persists, install a new rear valve block assembly. Clear the DTCs and retest