Home › Land Rover › 2014 › Range Rover Base › Repair and Diagnosis › Restraints › Restraints Control Systems › Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) -- Range Rover/L405 › Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) › Description And Operation › DTC B0028-13: Right Side Air Bag Deployment Control - Open circuit › Possible Causes