BMW supplementary control module fault codes
The 21 fault codes the supplementary control module can store, and what each one means. Some codes mean different things in different versions of the module; tap a code to see which applies to your car.
On: 7 Series (E65), 7 Series (E66), 7 Series (E67)
- A248 SEC2: Fuse 30BB2 / line break
- A249 SEC2: Fuse 30SB2 / line break
- A24A SEC2: Button, tone-sequence, ECE/yelp
- A24B SEC2: Button, tone-sequence, wail
- A24C SEC2: Button, tone-sequence, HiLo
- A24D SEC2: Button, high-beam headlight flashing
- A24E SEC2: Button, tone sequence, horn
- A24F SEC2: Button, flash indicator
- A250 SEC2: Button, silent alarm 1
- A251 SEC2: Button, silent alarm 2
- A252 SEC2: Button, anti-kidnapping
- A253 SEC2: Button, intercom system on/off
- A254 SEC2: Talk button, intercom-system command
- A255 SEC2: Talk button, intercom system
- A256 SEC2: Button, panic alarm
- A257 SEC2: Button, alarm reset
- A258 SEC2: Button, radio 1 on/off
- A259 SEC2: Button, radio 2 on/off
- A25A SEC2: Supply, radio 1
- A25B SEC2: Supply, radio 2
- A25C SEC2: Supply, luggage-compartment light
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