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2001 Jaguar XJ8 4.0L MIL Lamp on, Restricted Performnc
Posted to European Driveability on 3/31/2010 8 Replies

Hello everyone. This car originally came in with lean codes and evap small and very small codes. I checked fuel pressure at the time, 30psi/idle and 40psi/wot. LTFT and STFT were all 20-22%. I replaced the fuel pump; now fuel pressure is 36psi/idle and 44psi/w...

8 Replies Received (View Replies)

  Related Documents & Media  2001 Jaguar XJ8

 
Message Closed w/FIX

car Vehicle Data

2001 Jaguar XJ8

VIN SAJDA14C21
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / Return System (Vacuum Regltr)
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Restricted Performnc
OccursOn Accel
Misc.4.0V8 Nat/Asp

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

2001 Jaguar XJ8

VIN SAJDA14C21
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / Return System (Vacuum Regltr)
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Restricted Performnc
OccursOn Accel
Misc.4.0V8 Nat/Asp

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)