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1998 Ford Contour LX 2.5L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Posted to Ford Driveability on 12/12/2002 6 Replies

Vehicle came in multiple codes(see list and descriptions).Customer was here last week with car-Idle was rough, did not have time to look at until [...] is running fine now .Do we have lower intake o rings out?And if so is there a way to prove it or wait until ...

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  Related Documents & Media  1998 Ford Contour LX

 
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car Vehicle Data

1998 Ford Contour LX

VIN 1FAFP66LXW
Engine2.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursIntermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0304Cylinder 4 Misfire Detected
P0305Cylinder 5 Misfire Detected
P0306Cylinder 6 Misfire Detected
P0430Catalyst Efficiency Below Threshold (Bank 2)
Message Closed

car Vehicle Data

1998 Ford Contour LX

VIN 1FAFP66LXW
Engine2.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursIntermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0304Cylinder 4 Misfire Detected
P0305Cylinder 5 Misfire Detected
P0306Cylinder 6 Misfire Detected
P0430Catalyst Efficiency Below Threshold (Bank 2)