The yellow CCM, ID code 42, lights up when starting the vehicle
BMW technical service bulletin SIB340821 for 2019-2021 BMW Z4, 2019-2021 BMW 330I and 2021 BMW 430I and others.
- Bulletin number
- SIB340821
- Component
- Service brakes, hydraulic
- Summary
- The yellow CCM, ID code 42, lights up when starting the vehicle. ID code 00042: Brake system. It is possible to continue driving. Additional notes: Avoid abrupt braking as far as possible. Drive at a moderate speed. Have it checked by your nearest Service Center.
Owners of these vehicles have filed 9 complaints in the brakes category.
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