Home >> Land Rover >> 2015 >> 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 U3000-47: Control Module - Watchdog/safety microcontroller failure >> Possible Causes