Home › Land Rover › 2020 › Discovery Sport Base › Repair and Diagnosis › General Information › Specifications Index › Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) - Discovery Sport/L550 › Diagnostic Trouble Code Index - DTC: Restraints Control Module (RCM) (G2364183) › Description And Operation › DTC U201A-51: Control Module Main Calibration Data - Not programed › Possible Causes