Home › Land Rover › 2013 › Range Rover Base › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Image Processing Module (IPMA) -- Range Rover/L405 › Diagnostic Trouble Code Index DTC: Image Processing Module (IPMA) › Description And Operation › DTC U0001-82: High Speed CAN Communication Bus - Alive/sequence counter incorrect/not updated › Possible Causes