Home › Land Rover › 2017 › Range Rover Sport HSE Dynamic › Repair and Diagnosis (Single Page) › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Dynamic Response Control Module (DRM) -- Range Rover Sport/L494 › Diagnostic Trouble Code Index DTC: Dynamic Response Control Module (DRM) › Description And Operation › DTC U3000-49: Control Module internal electronic failure › Possible Causes