P2A63
Alternative Fuel Tank B Level Sensor Circuit Intermittent/Erratic
P2A63 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank B Level Sensor Circuit Intermittent/Erratic. Common causes: poor contact in the sensor connector, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Incorrect fuel level readings in the additional tank
- Flashing fuel level indicator
- Spontaneous change in level readings
- Errors in calculating remaining mileage
Causes
- Poor contact in the sensor connector
- Open or short circuit in the sensor circuit
- Malfunction of the level sensor itself
- Circuit Grounding Problems
- Contact corrosion
How to Fix
- Check sensor connections and connectors
- Test the sensor circuit for open and short circuits
- Check the resistance of the level sensor
- Replace the level sensor if necessary
- Clean contacts from corrosion
Related codes
Error P2A63 by Vehicle Brand
FAQ
What does the P2A63 code mean?
P2A63 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank B Level Sensor Circuit Intermittent/Erratic
What causes a P2A63 error code?
The most common causes of P2A63 include: Poor contact in the sensor connector; Open or short circuit in the sensor circuit; Malfunction of the level sensor itself; Circuit Grounding Problems.
How do I fix a P2A63 diagnostic trouble code?
To fix P2A63: Check sensor connections and connectors. Test the sensor circuit for open and short circuits. Check the resistance of the level sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2A63?
Limited driving only, diagnose soon
How much does it cost to fix P2A63?
The estimated repair cost for P2A63 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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