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1994 Ford Mustang GT 5.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, Pings on hard accel
Posted to Ford Driveability on 11/24/2008 11 Replies

Thanks in advance. stumbles and pings badly even when timing is correct. if retard timing 10 deg, then it will not ping but will still have other symptoms. noticed that the burn time in the spark plugs vary wildly. some look normal, others very wide. if spout ...

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car Vehicle Data

1994 Ford Mustang GT

VIN 1FALP45T1R
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsCalif emissions OBD I
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Misfire, Pings on Hard Accel
OccursAlways
Misc.Gt
Message Closed w/FIX

car Vehicle Data

1994 Ford Mustang GT

VIN 1FALP45T1R
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsCalif emissions OBD I
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Misfire, Pings on Hard Accel
OccursAlways
Misc.Gt