P0463Low urgency
Fuel Level Sensor Circuit High Input
Fuel System · Fuel Level
✅ Gauge reads inaccurately — risk of running out of fuel unexpectedly. Track mileage manually. Service within 2–4 weeks.
What this means
The fuel level sensor is outputting an above-maximum voltage — usually causing the gauge to read full regardless of actual fuel level.
Likely causes
- Failed fuel level sender (float stuck at top)Most common
- Signal wire shorted to voltageCommon
Estimated repair cost
Fuel level sender$150 – $500
Wiring repair$80 – $200
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Frequently asked questions about P0463
What does P0463 mean?
The fuel level sensor is outputting an above-maximum voltage — usually causing the gauge to read full regardless of actual fuel level.
Is P0463 serious?
Gauge reads inaccurately — risk of running out of fuel unexpectedly. Track mileage manually. Service within 2–4 weeks.
How much does it cost to fix P0463?
Repair costs for P0463 range from $150 – $500 depending on the root cause and your vehicle.
Can I drive with P0463?
Yes, the vehicle is safe to drive. Schedule a repair at your convenience.