Home >> Jaguar >> 2011 >> XJ Base >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code (DTC) Index DTC: Image Processing Module (IPMA) -- XJ/X351 >> DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: Image Processing Module (IPMA) >> Description And Operation >> Image Processing Control Module (IPCM) >> DTC U0001-87: High Speed CAN Communication Bus - Missing message >> Possible Causes