DTC P0721: - Output Shaft Speed (OSS) Sensor Circuit Range/Performance
DTC 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 AUTOMATIC TRANSAXLE/TRANSMISSION - 5R55S Cooling Symptom Chart, Diagnostic Trouble Code (DTC) Index to continue diagnosis. | ||