Home › Land Rover › 2013 › Range Rover Base › Repair and Diagnosis › General Information › DTC Index › Diagnostic Trouble Code Index DTC: General Proximity Sensor Module (GSPM) -- Range Rover/L405 › Diagnostic Trouble Code Index DTC: General Proximity Sensor Module (GSPM) › Description And Operation › DTC U3000-63: Control Module - Circuit/component protection time-out › Possible Causes