Home >> Land Rover >> 2016 >> Range Rover Autobiography >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Suspension Control Module (CHCM) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Suspension Control Module (CHCM) >> Description And Operation >> DTC C1A31-13: Left Front Corner Valve - Circuit open >> Possible Causes