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1998 Ford Expedition, Ignition - Primary, Ignition - Secondary Waveform
Posted to the Waveform Library on 2/5/2005

secondary is inverted+primary current [...] taken with genisys scope module version 1.40, scope mode, [...] and snap-on current [...] 11 moniters showed incomplete so mode 6 monitor would not identify [...] coil and plug and all is well.

 

car Vehicle Data

1998 Ford Expedition XLT 5.4L

Engine5.4 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Bad

car Vehicle Data

1998 Ford Expedition XLT 5.4L

Engine5.4 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Bad