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1996 Mercury Mystique GS 2.0L Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp on
Posted to Ford Driveability on 4/21/2008 10 Replies

Customer called me because of CEL.

He started "repairs" himself by reading codes with a pocket code reader. Original codes were P0401 and P0171. Customer replaced DPFE sensor to repair P0401 and replaced O2 sensor to repair P0171.

Of course the O2 sensor wa...

10 Replies Received (View Replies)

  Related Documents & Media  1996 Mercury Mystique GS

 
Message Closed w/Summary

car Vehicle Data

1996 Mercury Mystique GS

VIN 1MELM6531T
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Stall, MIL Lamp On
OccursAlways

Trouble Codes

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

car Vehicle Data

1996 Mercury Mystique GS

VIN 1MELM6531T
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Stall, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)