Home › Land Rover › 2021 › Range Rover Velar R-Dynamic HSE › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Tailgate Control Module (TGCM) -- Range Rover Velar/L560 › General Information › Description And Operation › Diagnostic Trouble Code Index - DTC: Tailgate Control Module (TGCM) (G2010847) › U3000-46: Control Module - Calibration/parameter memory failure › Possible Causes