P2A66
Alternative Fuel Tank C Level Sensor Circuit Low
P2A66 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank C Level Sensor Circuit Low. Common causes: fuel level sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Incorrect fuel level readings in the alternative tank
- Check Engine Light Is On
- Problems with switching between fuel types
- Reduced engine power
Causes
- Fuel level sensor malfunction
- Open or short circuit in the sensor circuit
- Poor connection or corroded contacts
- Problems with the fuel system control unit
- Mechanical damage to the sensor
How to Fix
- Check the continuity of the fuel level sensor circuit
- Check the connections and contacts of the sensor
- Test the fuel level sensor
- Replace the faulty sensor if necessary
- Reset the error code and check the system
Related codes
Error P2A66 by Vehicle Brand
FAQ
What does the P2A66 code mean?
P2A66 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank C Level Sensor Circuit Low
What causes a P2A66 error code?
The most common causes of P2A66 include: Fuel level sensor malfunction; Open or short circuit in the sensor circuit; Poor connection or corroded contacts; Problems with the fuel system control unit.
How do I fix a P2A66 diagnostic trouble code?
To fix P2A66: Check the continuity of the fuel level sensor circuit. Check the connections and contacts of the sensor. Test the fuel level sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2A66?
Yes, but get it checked soon
How much does it cost to fix P2A66?
The estimated repair cost for P2A66 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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