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1994 Ford F-150 XL 5.8L Excessive Emissions, Hesitation, Surge, Stall, Misfire, MIL Lamp on
Posted to Ford Driveability on 6/1/2009 13 Replies

Good Evening:

I think that I have a Pcm problem here. Truck runs really crappy. The codes downloaded are shown above. The TPS checks bad and good. In idle position I have 4.94 volts showing WOT at idle position. The resistance shows good and a clean ramp-up f...

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  Related Documents & Media  1994 Ford F-150 XL

 
Message Closed w/FIX

car Vehicle Data

1994 Ford F-150 XL

VIN 1FTEX14H4R
Engine5.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpfi
SymptomsExcessive Emissions, Hesitation, Surge, Stall, Misfire, MIL Lamp On
OccursAlways, Under Load

Trouble Codes

122low min tps voltage
123high tps voltage
179adaptive fuel lean limit
988hard fault fmem no diognostics
Message Closed w/FIX

car Vehicle Data

1994 Ford F-150 XL

VIN 1FTEX14H4R
Engine5.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpfi
SymptomsExcessive Emissions, Hesitation, Surge, Stall, Misfire, MIL Lamp On
OccursAlways, Under Load

Trouble Codes

122low min tps voltage
123high tps voltage
179adaptive fuel lean limit
988hard fault fmem no diognostics