BMW 228I 2016–2021 — technical service bulletin
Bulletin B620320 · NHTSA communication 10186224 · issued Dec 1, 2020
Technical service bulletin
communication type
Electrical System
component
2016–2021
model years
60
vehicle entries
Official summary
MALFUNCTION INDICATOR LAMP (MIL) IS ILLUMINATED WITH FAULT MEMORY CDC152: The malfunction indicator lamp (MIL) is illuminated in the instrument cluster. The vehicles has no operating failures; only the MIL is illuminated.
Vehicles covered
- 2020 BMW 228I
- 2021 BMW 228I
- 2021 BMW 330E
- 2019 BMW 330I
- 2020 BMW 330I
- 2021 BMW 330I
- 2021 BMW 430I
- 2018 BMW 530E
- 2019 BMW 530E
- 2020 BMW 530E
- 2021 BMW 530E
- 2017 BMW 530I
- 2018 BMW 530I
- 2019 BMW 530I
- 2020 BMW 530I
- 2021 BMW 530I
- 2018 BMW 540D
- 2019 BMW 540D
- 2020 BMW 540D
- 2017 BMW 540I
- 2018 BMW 540I
- 2019 BMW 540I
- 2020 BMW 540I
- 2021 BMW 540I
- 2018 BMW 640I
- 2019 BMW 640I
- 2020 BMW 640I
- 2017 BMW 740E
- 2018 BMW 740E
- 2019 BMW 740E
- 2017 BMW 740I
- 2018 BMW 740I
- 2019 BMW 740I
- 2020 BMW 740I
- 2021 BMW 740I
- 2016 BMW 740LI
- 2017 BMW 740LI
- 2020 BMW 745E
- 2018 BMW 750I
- 2019 BMW 750I
- 2016 BMW 750LI
- 2017 BMW 750LI
- 2018 BMW 750LI
- 2019 BMW 750LI
- 2021 BMW 750LI
- 2020 BMW 840I
- 2021 BMW 840I
- 2018 BMW B7 Alpina
- 2019 BMW B7 Alpina
- 2020 BMW B7 Alpina
- 2021 BMW B7 Alpina
- 2018 BMW C 400 X
- 2017 BMW F800 R
- 2020 BMW M235I
- 2021 BMW M235I
- 2020 BMW M340I
- 2021 BMW M340I
- 2021 BMW M440I
- 2018 BMW M5
- 2019 BMW M5
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.