P0461Fuel Level Sensor "A" Circuit Range/Performance
What it means
The fuel level reading changes in a way that isn't possible: it jumps, sticks, or doesn't drop as fuel is used.
Symptoms
- Fuel gauge wrong, stuck or jumping
- Check engine light (affects EVAP and misfire monitoring)
Common causes
- Worn track on the float sender
- Float stuck or saturated
- Poor ground at the sender
What to check first
- Compare the gauge with the fuel actually added
- Measure the sender resistance from empty to full
- Check the sender ground
Generic OBD-II meaning. Manufacturer-specific meanings and checks can differ; always check the service information for the car.