OBD-II code · Powertrain (generic)
P00FF Body Control Module Requested MIL Illumination
The Body Control Module (BCM) sent a request to the engine ECU to illuminate the MIL — actual fault is in a body system; this is a forwarded request, not a powertrain fault.
Is it safe to drive with P00FF?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyUnderlying BCM fault — read BCM codes
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Body Control Module, Can Bus
Related codes
- P00FCTurbocharger Outlet Pressure Sensor A Intermittent/Erratic
- P00FDBattery B State of Charge Performance
- P00FEEVAP System Tank Vapor Line Restricted/Blocked
- P0100Mass or Volume Air Flow Circuit Malfunction
- P0101Mass or Volume Air Flow Circuit Range/Performance
- P0102Mass or Volume Air Flow Circuit Low Input
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.