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1994 Toyota Corolla, Ignition Waveform
Posted to the Waveform Library on 11/28/2000

igt vs igf signal, igt is on top. Vehicle would stall on a hard accel in reverse, as seen by the sudden spike at the end of the wave form. Problem ended up being a bad wire in the harness near the firewall.

 

car Vehicle Data

1994 Toyota Corolla 1.6L

Engine1.6 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemIgnition
ComponentOther
ConditionKnown Bad

car Vehicle Data

1994 Toyota Corolla 1.6L

Engine1.6 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemIgnition
ComponentOther
ConditionKnown Bad