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International Automotive Technicians Network
1997 Ford Truck F150, HO2S Scandata
Posted to the Waveform Library on 2/26/2000

Plotting 2 front O2 sensors to find down the left bank sensor fails but only at high engine speed. Weird? Seen quite a few already.

 

car Vehicle Data

1997 Ford Truck F150 4.2L

Engine4.2 L / 6 cyl
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad

References

TECH: OBDII flaw?

car Vehicle Data

1997 Ford Truck F150 4.2L

Engine4.2 L / 6 cyl
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad

References

TECH: OBDII flaw?