DTC P0721: Output Shaft Speed (OSS) Sensor Circuit Range/Performance
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P0721 - OUTPUT SHAFT SPEED (OSS) SENSOR CIRCUIT RANGE/PERFORMANCE
| Description: | The OSS sensor signal is very sensitive to noise. This noise distorts the input to the powertrain control module (PCM). | ||
| Possible Causes: |
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| Diagnostic Aids: | Check the routing of the harness. Check the wiring and the connector for damage. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| Manual Transmission | GO to PINPOINT TEST DP . | ||
| Automatic Transmission | Refer to the appropriate Automatic Transmission, Diagnostic Trouble Code (DTC) Index to continue diagnosis. | ||