Sunroof water leak diagnosis
BMW technical service bulletin B541119 for 2019-2020 BMW X5, 2018-2020 BMW X3 and 2019-2020 BMW X7 and others.
- Bulletin number
- B541119
- Component
- Equipment
- Summary
- SUNROOF WATER LEAK DIAGNOSIS: This bulletin outlines multiple known areas of possible water entry for the vehicles listed above. It serves only as a diagnostic resource in troubleshooting water leak complaints from the roof area. This bulletin does not include all potential areas of water entry from the sunroof. Additional diagnosis may be required for vehicles which are not affected by the scenarios outlined below. The following situations are known to be potential causes for water entry into the vehicle from the sunroof area: Incorrect adjustment of sunroof glass panels Damage to the sunroof "perimeter seal" mounted to the roof Misplaced or damaged support foam for the center drip tray Damaged side seals of the rear sunroof glass panel Improperly installed clogged or kinked panoramic sunroof drain.
Vehicles covered
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