P1431
Fuel Level Sensor 2 Circuit Performance
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Incorrect fuel level readings
- Fuel level needle does not move
- Low fuel light stays on constantly
- Inability to determine the exact fuel level
Causes
- Fuel level sensor 2 malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Problems with the ECU
How to Fix
- Check the continuity of the fuel level sensor 2 circuit
- Inspect the connectors and contacts of the sensor
- Check the resistance of fuel level sensor 2
- Replace fuel level sensor 2 if necessary