Powertrain
generic / SAE
P0656
Fuel Level Output Circuit
A circuit fault on the fuel level output that the ECU sends to other modules (instrument cluster, range estimator).
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number6 / 56
Possible causes
- Open in output wiring high
Symptoms
- Check engine light on
- Possible limp mode or no-start
- Multiple follow-up faults across modules
- Reset/relearn may be needed after repair
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 60–250 €
- Estimated time: 0.3–1.2 h
- Component: fuel level output
- MIL / check engine light
Sources
References
sae:J2012