Home >> Land Rover >> 2017 >> Range Rover Autobiography >> 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 U3000-55: Control Module - Not configured >> Possible Causes