P0463 Code: Fuel Level Sensor Circuit High Input
🟢 Low severity · drivable
Safe to drive, but the fuel gauge may read incorrectly, so keep track of your fuel manually.
What P0463 means
The fuel level sensor is reporting voltage that's too high, which the computer reads as a full tank. The fuel gauge may be stuck on full or read incorrectly.
Symptoms
- Check engine light is on
- Fuel gauge stuck on full or reading incorrectly
Common causes
- most common: Faulty fuel level sensor (open circuit)
- common: Loose or corroded connector
- less common: Damaged wiring in the sensor circuit
How to fix it
| Fix | DIY? | Typical cost |
|---|---|---|
| Replace the fuel level sensor (usually part of the fuel pump assembly) | Mechanic | $200–500 |
| Repair open sensor wiring | Mechanic | $50–150 |
Frequently asked questions
Can I drive with a P0463 code?
Yes, but the fuel gauge may read full incorrectly. Track your mileage to avoid running out.
What is the most common cause of P0463?
A faulty fuel level sensor with an open circuit.
How much does it cost to fix a P0463?
Typically $200–$500, since the sensor is usually replaced with the fuel pump assembly.
Related codes
P0460
P0460 Code: Fuel Level Sensor Circuit Malfunction
P0461P0461 Code: Fuel Level Sensor Circuit Range/Performance
P0462P0462 Code: Fuel Level Sensor A Circuit Low
Updated 2026-08. This page is informational and not a substitute for professional diagnosis.