Fault codes › P0656
P0656
Fuel Level Output Circuit Malfunction
Generic code
Computer Output Circuit
High severity
Hard repair
Free on OBD DashX
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iWhat P0656 means
- The fault code P0656 indicates that there is a problem with the fuel level output circuit. This may result in incorrect reading of fuel level on the dashboard or malfunctioning of the fuel gauge.
!Possible symptoms
- Incorrect fuel level reading on the dashboard
- Malfunctioning fuel gauge
- Illuminated check engine light
- Reduced engine power or acceleration
?Possible causes
- Damaged or faulty fuel level sensor
- Wiring problems in the fuel level output circuit
- Loose or corroded electrical connections in the circuit
- Failed engine control module (ECM)
⚙Related parts
- Fuel Level Sensor: Fuel level sensor reads the fuel level in the fuel tank constantly. The malfunctioning sensor in this car may lead to incorrect display of fuel level on the instrument panel
✓Possible solutions
- Replace the fuel level sensor
- Check and repair any damaged wiring or connections
- Clean any loose or corroded electrical connections
- Replace the engine control module (ECM) if necessary