Powertrain
generic / SAE
P04B7
Fuel Fill Door Position Sensor Circuit Intermittent or Erratic
The position sensor or switch on the fuel fill door reports an intermittent signal - opens and closes randomly without matching the actual door position. Typically a connector or chafed harness fault.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number4 / B7
Possible causes
- Intermittent contact at connector high
- Connector with intermittent contact under vibration low
- Harness routed against vibrating component low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 60–250 €
- Estimated time: 0.4–1.2 h
- Component: fuel fill door position sensor
- Component: fuel fill door wiring
Sources
References
sae:J2012