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1999 Ford Explorer XL 4.0L Misfire, MIL Lamp on
Posted to Ford Driveability on 7/30/2004 14 Replies

car came in first time with a misfire #3 plug was not firing but looked fine so i replaced plug and ran fine. came back 4 months later with same problem same cylinder so i replaced all plugs and wires. did fine for three months same problem raplced plugs again...

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  Related Documents & Media  1999 Ford Explorer XL

 
Message Closed w/FIX

car Vehicle Data

1999 Ford Explorer XL

VIN 1FMZU34X6X
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAfter 2000-6000 Miles

Trouble Codes

P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Ford Explorer XL

VIN 1FMZU34X6X
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAfter 2000-6000 Miles

Trouble Codes

P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected