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1996 Mercury Mystique GS 2.0L MIL Lamp on
Posted to Ford Driveability on 3/26/2004 18 Replies

Car came in with P0171 code, replaced both O2 sensors, test drove okay. Lite came back on again after a few days, same code. Found small vacuum leak and repaired, test drove again, okay. Vehicle is in for the third time, same code. Fuel pressure okay, all inje...

18 Replies Received (View Replies)

  Related Documents & Media  1996 Mercury Mystique GS

 
Message Closed w/FIX

car Vehicle Data

1996 Mercury Mystique GS

VIN 1MELM6538T
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise

Trouble Codes

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

car Vehicle Data

1996 Mercury Mystique GS

VIN 1MELM6538T
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise

Trouble Codes

P0171Fuel System Too Lean (Bank 1)