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1999 Ford F-150 XLT 4.2L Misfire
Posted to Ford Driveability on 11/23/2010 20 Replies

This truck came in with cylinder 1,2,and 3 miss fire we replaced spark plugs wires and a coil,steel runs rough only when it warms up,checked compression it reads 150 lbs on each cylinder,backed off of the rockers and performed a leak down test,it passed on eac...

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  Related Documents & Media  1999 Ford F-150 XLT

 
Message Closed w/FIX

car Vehicle Data

1999 Ford F-150 XLT

VIN 1FTZX1721X
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / ,
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCold
Misc..

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0303Cylinder 3 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Ford F-150 XLT

VIN 1FTZX1721X
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / ,
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCold
Misc..

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0303Cylinder 3 Misfire Detected