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1992 Ford F-150 XL 5.0L Poor Idle Quality, Hesitation, Cuts out, Misfire, Starts hard
Posted to Ford Driveability on 5/3/2010 8 Replies

The miss seems to be coming off the coil with a timing light on the coil wire the flash goes away with the engine shake, if you put a jump style spark tester on any of the plug wires it will loose spark intermittently on all cylinders. Have had the same proble...

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car Vehicle Data

1992 Ford F-150 XL

VIN 1FTDF15N1N
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MPI
EmissionsFED
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Misfire, Starts Hard
OccursUnder Load, Idle

Trouble Codes

637Trans oil temp signal high circuit open
Message Closed

car Vehicle Data

1992 Ford F-150 XL

VIN 1FTDF15N1N
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MPI
EmissionsFED
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Misfire, Starts Hard
OccursUnder Load, Idle

Trouble Codes

637Trans oil temp signal high circuit open