Home › Jaguar › 2013 › XF 3.0, AWD › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Engine Control Module (ECM) V6 S/C 3.0L Petrol -- XF/X250 › Diagnostic Trouble Code (DTC) Index (V6 S/C 3.0L Petrol, DTC: Engine Control Module (ECM)) › Description And Operation › P064D-08: Internal Control Module O2 Sensor Processor Performance - Bank 1 - Bus Signal/Message Failures › Possible Causes