O2 Sensor - Bank 1 Upstream
1972 Dodge Challenger · 360ci V8
Sensor Type
not-equipped
Waveform Type
stepped
Location
Not applicable - 1972 Dodge Challenger predates oxygen sensor requirements
Pins
Unknown
Timebase
N/A
Voltage Scale
N/A
Trigger
N/A
Wiring
N/A - Oxygen sensors were not used on 1972 vehicles
Expected Voltage Range
At Idle
0V to 0V
At Higher RPM
0V to 0V
Expected Pattern
Not applicable - air/fuel ratio controlled by carburetor jetting and metering
Known-Good Waveform
The 1972 Dodge Challenger 360ci was manufactured before federal oxygen sensor mandates (which began in 1975-1981 depending on manufacturer and state). This vehicle has no closed-loop fuel control, computer, or oxygen sensors - fuel metering is accomplished entirely through carburetor calibration.
Common Failure Patterns
N/A
Cause: Component not present on this vehicle
Diagnostic Tips
For air/fuel mixture diagnosis, use exhaust gas analyzer to measure HC, CO, CO2, and O2 levels, then adjust carburetor idle mixture screws and verify proper jetting for altitude and operating conditions.
Related Diagnostic Trouble Codes
P0130P0131P0132P0133P0134
Always confirm waveform data with your vehicle's OEM service manual before diagnosing.
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