Drive Motor A Position Sensor Circuit Range/Performance

Where it lives

For P0A40, the description names the sensor as the part involved.

Check these first

• A drive motor A position sensor that reads out of range
• A short or open in the sensor circuit
• A loose or corroded sensor connector
• A control module fault
• A drive motor A fault

What to do next

1. Read drive motor A position sensor data on a scan tool
2. Test the sensor circuit
3. Inspect the sensor connector
4. Check drive motor A operation
5. Replace the sensor if the reading drifts
6. Clear the code and retest

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