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1998 Ford F-150, Ignition - Primary, Injector Waveform
Posted to the Waveform Library on 8/16/2006

Vehicle has dual coils, red channel #4 is both coil primary viewed with a low amp probe on feed for both coils, yellow channel 1 is injector wave form triggered off #1 injector. Vehicle had severe misfire under medium to heavy load while accelerating intermitt...

 

car Vehicle Data

1998 Ford F-150 4.6L

Engine4.6 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemFuel Supply
Component,
ConditionUnknown

car Vehicle Data

1998 Ford F-150 4.6L

Engine4.6 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemFuel Supply
Component,
ConditionUnknown