Home › Land Rover › 2017 › Discovery SE › Repair and Diagnosis (Single Page) › Accessories & Equipment › Communication Devices › Diagnostic Trouble Code Index DTC: TELEMATIC Control Module (TCU) -- Discovery/L462 › Diagnostic Trouble Code Index DTC: Telematic Control Module (TCU) › Description And Operation › DTC U3000-44: Control Module - Data Memory Failure › Possible Causes