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1990 Ford F-150 Custom 4.9L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall
Posted to Ford Driveability on 4/17/2002 9 Replies

Hello & Thanx To All:

A Pickup came into my shop running ruff, stalling, surging & bucking bad at all cruise speeds. Pulled Codes with Scanner, Code 12, which I expected, Throttle Body & ISC Sludged up fairly common problem with these symtoms. Cleaned both, R...

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  Related Documents & Media  1990 Ford F-150 Custom

 
Message Closed w/FIX

car Vehicle Data

1990 Ford F-150 Custom

VIN IFTDFI5Y2L
Engine4.9 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Stall
OccursAlways

Trouble Codes

12Throttle Body ISC Sludged Up. Cleaned Code Gone Didnt Fix Problem
Message Closed w/FIX

car Vehicle Data

1990 Ford F-150 Custom

VIN IFTDFI5Y2L
Engine4.9 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Stall
OccursAlways

Trouble Codes

12Throttle Body ISC Sludged Up. Cleaned Code Gone Didnt Fix Problem