OBD-II code · Powertrain (generic)
P04BC Fuel Fill Door Lock Control Range or Performance
Fuel Fill Door Lock Control Range or Performance: the component is electrically intact but its response does not match the command.
Is it safe to drive with P04BC?
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
- PossibleLinkage binding due to dirt or ice
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 Lock Actuator, Fuel Fill Door Lock Position Sensor
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.