P04CA
Fuel Fill Door Open Request Sensor/Switch Circuit Low
P04CA is an OBD-II diagnostic trouble code meaning: Fuel Fill Door Open Request Sensor/Switch Circuit Low. Common causes: malfunction of the fuel hatch opening request sensor, open or short circuit in wiring harness. Estimated repair cost: $22–89.
Symptoms
- Check Engine Light Is On
- Problems opening the fuel hatch
- Errors in the EVAP system
Causes
- Malfunction of the fuel hatch opening request sensor
- Open or short circuit in wiring harness
- Poor contact in connectors
- Problems with the control unit
How to Fix
- Check the sensor and its connections
- Check the integrity of the wiring harness
- Check the voltage in the circuit
- If necessary, replace the sensor or repair the wiring harness
Related codes
Error P04CA by Vehicle Brand
FAQ
What does the P04CA code mean?
P04CA is an OBD-II diagnostic trouble code that indicates: Fuel Fill Door Open Request Sensor/Switch Circuit Low
What causes a P04CA error code?
The most common causes of P04CA include: Malfunction of the fuel hatch opening request sensor; Open or short circuit in wiring harness; Poor contact in connectors; Problems with the control unit.
How do I fix a P04CA diagnostic trouble code?
To fix P04CA: Check the sensor and its connections. Check the integrity of the wiring harness. Check the voltage in the circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P04CA?
Yes, but get it checked soon
How much does it cost to fix P04CA?
The estimated repair cost for P04CA is $22–89. Actual cost depends on your vehicle, location, and labor rates.
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