2021 BMW 550E TSBs
14 Technical Service Bulletins across 6 categories
Engine
6 bulletinsCheck Control message (CCM) indicates: (ID 213): Stop, exercising due care.
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Voltage supply The Service Engine Soon light is on with the following DME Fault Code: 21B209 - Starter alternator / belt for 48V system (OSA_RIEMEN_RISS): Belt betweenCombustion engine and starter generator torn And/or one or more of the following other issues are also occurring: Noise in the area of the belt drive. Odor from the engine compartment. Smoke formation in the area of the belt drive. Drive belt damaged or prematurely worn. Torn drive belt.
Engine will crank but not start.
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There is no communication with the integrated fuel module (TFE) whendiagnosing with ISTA. The following two fault codes will be stored in the DME: 032B43 - Low fuel pressure system, electric fuel pump: pressure value too low CDA594 - Message (- 0x33E) missing, receiver DME, transmitter TFE
Check Control message (CCM) indicates: (ID 213): Stop, exercising due care.
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Voltage supply The Service Engine Soon light is on with the following DME Fault Code: 21B209 - Starter alternator / belt for 48V system (OSA_RIEMEN_RISS): Belt betweenCombustion engine and starter generator torn And/or one or more of the following other issues are also occurring: Noise in the area of the belt drive. Odor from the engine compartment. Smoke formation in the area of the belt drive. Drive belt damaged or prematurely worn. Torn drive belt.
PRESSURE CONTROL VALVE (PCV) EXTENDED LTD WTY 15 YEARS/150,000 MILES
Engine Variants Updated.
Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start...
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when placing the key against the steering column.
Body & Paint
2 bulletinsThe basic conditions for initializing the power windows are not met.
Customers may state that the alarm system (DWA) is not active after locking their unoccupied vehicle.
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Depending on the vehicles equipment and settings, no acoustic or optical confirmation (folding the mirrors/blinking confirmation) is noticeable. Additionally, the red anti-theft alarm LED in the interior mirror does not briefly flash every 2 seconds, indicating the alarm is armed.
Infotainment
2 bulletinsThe Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3).
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FaultB7F8F9 HU-H: Reset will be stored in the HU-H3.
The sound output intermittently drops out entirely.
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This can be reproduced with all audio sources as well as telephone and voice output.
Steering
2 bulletinsAt low outside temperatures (below 40 degrees F) and slow driving speeds (i.e.
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when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned. This can be felt (jerking)/ heard via an acoustic acknowledgement (clunk) as seen at the 11 second mark of the video. See attached video V36 01 21.
SITUATION Unusual noises occur only when operating the steering column in the axial direction.
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1. A one-time thump sound at the start of movement Shortly after the steering column starts moving, retracting, or extending, a one-time thump noise is heard. See attached video V32 03 23 2. Humming noise while steering column extends in the axial direction. The sound is only heard when the steering column is extended, not when the steering column is retracted. When the steering column starts to move in the extended direction, the humming noise can be heard. See attached video V32 04 23
Lighting
1 bulletinOne or more of the LED daytime running lights are dim or discolored.
Electrical
1 bulletinThe electrical system of BMW vehicles has been subject to an ongoing development process over the last few years.
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This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle discharged battery complaints.