DTC C1A10-64: Pressure Fluctuates When System Inactive - Signal plausibility failure: Action
WARNING: This page is about a different car, the 2016 Land Rover LR4, 2015 Land Rover LR4, and 2014 Land Rover LR4. However, it is still accessible from the selected car via links, so may be relevant.
- Check the front axle valve block pipes for correct installation
- Check the rear axle valve block pipes for correct installation
- Using the manufacturer approved diagnostic system, clear the DTCs and retest
- Using the manufacturer approved diagnostic system, test the operation of the corner valves (vehicle ride height interface)
- Refer to the appropriate system wiring diagrams and check the air suspension pressure sensor circuits for short circuit to ground, short circuit to power, open circuit, high resistance
- Using the manufacturer approved diagnostic system, check datalogger signal - Gallery Pressure (0x3B07)
- Refer to the relevant service information and test the air suspension system for air leaks