Code result
P04BC
Fuel Fill Door Lock Control Range or Performance
Moderate severity
What it means
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?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Actuator slow or worn
highOne of the most commonly reported causes for this code — check this first.
Linkage binding due to dirt or ice
mediumA plausible cause — test and verify before replacing parts.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P04BC freeNo credit card required