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1991 Ford F-150 Custom 5.8L Poor Idle Quality, Cuts out, Stall
Posted to Ford Driveability on 9/25/2000

Vehicle will not idle unless you keep the throttle opened. tried disconnecting IAC, no changes. Frt. fuel pump does not work, power at the pump. Rear pump will run constantly key on or off when switched on the rear. Has 43PSI...Has new plugs in it. Replaced fu...

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car Vehicle Data

1991 Ford F-150 Custom

VIN 1FTEF14H6M
Engine5.8 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / MPI
EmissionsFED
SymptomsPoor Idle Quality, Cuts Out, Stall
OccursAlways
Misc.4WD
Message Closed

car Vehicle Data

1991 Ford F-150 Custom

VIN 1FTEF14H6M
Engine5.8 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / MPI
EmissionsFED
SymptomsPoor Idle Quality, Cuts Out, Stall
OccursAlways
Misc.4WD