Sunroof not initialized
BMW technical service bulletin B540320 for 2019-2021 BMW X5, 2018-2021 BMW X3 and 2019-2021 BMW X7 and others.
- Bulletin number
- B540320
- Component
- Visibility: sun/moon roof assembly
- Summary
- SUNROOF NOT INITIALIZED: During operation, the sunroof may have lost initialization due to extended activation of the switch.
Owners of these vehicles have filed 25 complaints in the visibility category.
Vehicles covered
VIN decoder
See the problems and recalls for an exact car
Buying a used BMW X5?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history