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1997 Mercury Mystique GS 2.0L Poor Idle Quality, Surge, Stall, MIL Lamp on
Posted to Ford Driveability on 11/16/2004 8 Replies

after codes erased, only lean code returned once. idle is erratic and surges, sometimes stalls, worse with defrost ac on. Cannot find throttle body plate position adjustment as someone has been there before, also maf wiring has been cut and plug replaced. Vehi...

8 Replies Received (View Replies)

  Related Documents & Media  1997 Mercury Mystique GS

 
Message Closed w/FIX

car Vehicle Data

1997 Mercury Mystique GS

VIN 1MELM6536V
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Stall, MIL Lamp On
OccursHot, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P1506Crankcase Depression Regulator Valve Performance
Message Closed w/FIX

car Vehicle Data

1997 Mercury Mystique GS

VIN 1MELM6536V
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Stall, MIL Lamp On
OccursHot, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P1506Crankcase Depression Regulator Valve Performance