Home › Land Rover › 2016 › LR4 Base › Repair and Diagnosis › Steering › Steering Control Systems › Diagnostic Trouble Code Index DTC: Steering Angle Sensor Module (SASM) -- LR4/L319 › Diagnostic Trouble Code Index DTC: Steering Angle Sensor Module (SASM) › Description And Operation › DTC U0300-55: Internal Control Module Software Incompatibility - Not configured › Possible Causes