Home >> Jaguar >> 2013 >> XJ Base, RWD >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Engine Control Module (ECM) V6 S/C 3.0L Petrol -- XJ/X351 >> DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: V6 S/C 3.0L Petrol, Engine Control Module (ECM) >> Description And Operation >> Powertrain Control Module (Pcm) - 3.0L Petrol >> P0191-64 - Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1 - Signal plausibility failure >> Possible Causes