P0463Severity: Low
P0463 – Fuel Level Sensor High Input
The fuel level sensor reports a high (faulty) signal.
What it means
The fuel level sensor voltage is higher than expected. The gauge may read wrong; usually a float/wiring issue.
Symptoms
- Incorrect fuel gauge
- Check-engine light
Common causes
- Faulty fuel level sensor/float
- Wiring short
- Connector issue
- Gauge circuit fault
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Frequently asked questions
What does trouble code P0463 mean?
P0463 – Fuel Level Sensor High Input. The fuel level sensor voltage is higher than expected. The gauge may read wrong; usually a float/wiring issue.
Can I drive with a P0463 code?
It's usually not urgent, but finding and fixing the cause matters for emissions and fuel economy.