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1990 Ford F-250 Custom 5.8L Poor Idle Quality, Hesitation, Stall
Posted to Ford Driveability on 2/19/2002 9 Replies

Truck came in with "runs bad" complaint. Thought we had it with the open plug wire on the # 5 cylinder. Still idled poorly. Cylinder ballance test showed #'s 3 & 4 not contributing. Compression test #3 110 lbs and #4 zero.

Removed the right cylinder head to f...

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car Vehicle Data

1990 Ford F-250 Custom

VIN 1FTHF25H2L
Engine5.8 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / EEC-IV
EmissionsCA emissions
SymptomsPoor Idle Quality, Hesitation, Stall
OccursAlways
Misc.Pick-Up Truck, Commercial Use
Message Closed

car Vehicle Data

1990 Ford F-250 Custom

VIN 1FTHF25H2L
Engine5.8 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / EEC-IV
EmissionsCA emissions
SymptomsPoor Idle Quality, Hesitation, Stall
OccursAlways
Misc.Pick-Up Truck, Commercial Use