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1993 Ford F-150 XL 5.8L MIL Lamp on, MIL OFF AND ON
Posted to Ford Driveability on 2/27/2007 6 Replies

Vehicle has a MIL that comes on and goes off while driving. Occurs at no particular time or in any sort of pattern, Engine can be cold or warm, cruising or accelerating. Light only comes on when vehicle is motion. The only code found was 311 but in mitchell it...

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  Related Documents & Media  1993 Ford F-150 XL

 
Message Closed w/FIX

car Vehicle Data

1993 Ford F-150 XL

VIN 1FTEX14HXP
Engine5.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsOBD1
SymptomsMIL Lamp on, MIL Off and On
OccursIntermittently

Trouble Codes

311therm air system inoperative bank 1
Message Closed w/FIX

car Vehicle Data

1993 Ford F-150 XL

VIN 1FTEX14HXP
Engine5.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsOBD1
SymptomsMIL Lamp on, MIL Off and On
OccursIntermittently

Trouble Codes

311therm air system inoperative bank 1