Fuel Fill Door Open Request Sensor/Switch Circuit Low

Where it lives

For P04CA, the circuit described runs through the sensor. The description of P04CA reports a fault at the sensor.

Check these first

• A short to ground in the open request sensor circuit
• A failed fuel door open request sensor
• Corroded open request sensor wiring
• Debris in the fuel door latch

What to do next

1. Check the open request sensor circuit for a short to ground
2. Read the fuel door open request sensor on a scan tool
3. Inspect the sensor wiring for corrosion
4. Replace the open request sensor if the signal stays low
5. Clear the code and retest

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