Home >> Jaguar >> 2014 >> XF Supercharged >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Engine Control Module (ECM) V8 5.0L Petrol/V8 S/C 5.0L Petrol -- XF/X250 >> Diagnostic Trouble Code (DTC) Index V8 5.0L Petrol/V8 S/C 5.0L 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