Home >> Land Rover >> 2017 >> Range Rover Sport HSE Dynamic >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) -- Range Rover Sport/L494 >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) >> Description And Operation >> DTC U3000-55: Control Module - Not configured >> Possible Causes