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2004 Jaguar XJ8 4.2L Poor Idle Quality, Hesitation
Posted to European Driveability on 9/3/2013 6 Replies

Customer had rough idle, no response to acceleration "Reduce performance" message. The car was [...] car is always starting and runs fine for us. The fault code is related to fuel pump circuit. Before condemning the pump, we measured fuel pressure. Idle 46psi,...

6 Replies Received (View Replies)

  Related Documents & Media  2004 Jaguar XJ8

 
Message Closed w/FIX

car Vehicle Data

2004 Jaguar XJ8

VIN SAJEA71C54
Engine4.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation
OccursIntermittently
Misc.Fuel Pressure

Trouble Codes

P1338fuel pump circuit
P1672TCM FI Data Line Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2004 Jaguar XJ8

VIN SAJEA71C54
Engine4.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation
OccursIntermittently
Misc.Fuel Pressure

Trouble Codes

P1338fuel pump circuit
P1672TCM FI Data Line Circuit Malfunction