Home › Land Rover › 2014 › LR4 Base, 4WD › Repair and Diagnosis (Single Page) › Quick Lookups › DTC Index › Diagnostic Trouble Code Index V6 S/C 3.0L Petrol, DTC: Engine Control Module (ECM) -- LR4/L319 › Diagnostic Trouble Code Index V6 S/C 3.0L Petrol, DTC: Engine Control Module (ECM) › Description Of Operation › DTC P0606-48: Control Module Processor - Supervision software failure › Possible Causes