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1993 Ford Probe, ECT Waveform
Posted to the Waveform Library on 11/8/2005

The yellow and green traces are left and right upstream O2 sensors. Blue trace is ECT sensor. When the ECT shorts to B+ fuel goes full rich.

 

car Vehicle Data

1993 Ford Probe GT 2.5L

Engine2.5 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad

car Vehicle Data

1993 Ford Probe GT 2.5L

Engine2.5 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad