OBD-II code · Powertrain (generic)
P04C0 Fuel Fill Door Unlock Control Range or Performance
Fuel Fill Door Unlock Control Range or Performance: the component is electrically intact but its response does not match the command.
Is it safe to drive with P04C0?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyActuator slow or worn
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–1.4 h
- Emissions test
- Usually unaffected
- Parts involved
- Fuel Fill Door Unlock Actuator, Fuel Fill Door Lock Position Sensor
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.