1993 Chevrolet C3500 Cheyenne, O2S Waveform

Join Now

Posted to the Waveform Library on 4/26/2001

Trigger - free run

Left panel shows new O2 sensor with ground clamp from scope connected at the battery post.

Right panel shows same sensor with ground clamped on die cast aluminum accessory bracket.

A GOOD GROUND IS IMPERATIVE!!

Vehicle Data

1993 Chevrolet C3500 Cheyenne 5.7L

Engine	5.7 L / 8 cyl / GAS
Trans	4-speed AutomaticTransmission (Electronic)
Delivery	Fuel Injection
Subsystem	ECM/Inputs/Outputs
Component	O2S
Condition	Known Good

Vehicle Data

1993 Chevrolet C3500 Cheyenne 5.7L

Engine	5.7 L / 8 cyl / GAS
Trans	4-speed AutomaticTransmission (Electronic)
Delivery	Fuel Injection
Subsystem	ECM/Inputs/Outputs
Component	O2S
Condition	Known Good