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2004 Jaguar XJ8 4.2L Misfire, MIL Lamp on, p0171-174
Posted to European Driveability on 11/19/2015 9 Replies

initial Complaint is a MIL and Going into reduced "Reduced Power" mode. Pulled codes and got a 171-174 lean codes. MAF reading's are normal and I could see long term trims were high as well as short term. I smoked the intake and had smoke rolling out from unde...

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car Vehicle Data

2004 Jaguar XJ8

VIN SAJWA71C84
Engine4.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp on, P0171-174
OccursIntermittently
Message Closed

car Vehicle Data

2004 Jaguar XJ8

VIN SAJWA71C84
Engine4.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp on, P0171-174
OccursIntermittently