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Service bulletins for the 2019 BMW 540i

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

239 on file from NHTSA, as of 2026-10-19.

By type

By component

Bulletins, newest first
B0901202021-04-26. Service bulletin. BACK OVER PREVENTION:SOFTWARE. BMW REMOTE SOFTWARE UPGRADE IS NOT OFFERED FOR INSTALLATION: The customer complains that the BMW Remote Software Upgrade (RSU) is not possible in his/her vehicle, though the Remote Software Upgrade menu is available in the vehicle and a download was performed by the vehicle or the BMW Connected App.
B6501212021-03-15. Service bulletin. EQUIPMENT. SPORADIC FAILURE OR CRACKING NOISE IN BASS SPEAKERS: No Bass or a cracking noise can be heard from the bass speakers.
B6302212021-03-15. Service bulletin. EXTERIOR LIGHTING. REAR LIGHT FAULTY CHECK CONTROL MESSAGE: The rear brake light will continue to work without error.
B6301212021-03-15. Service bulletin. EXTERIOR LIGHTING. BRAKE LIGHT REMAINS LIT AFTER BRAKE PEDAL RELEASE: The trunk-mounted brake light remains lit for several seconds after the brake pedal is released.
B6101212021-03-15. Service bulletin. ELECTRICAL SYSTEM. VOLT BATTERY MAINTENANCE: 48 V battery may become totally discharged, and possible replacement needed if: a) The vehicle has been charged using a 12 V charger with the hood closed during a long stationary period.
B5201212021-03-15. Service bulletin. SEATS. SEAT FAILS TO INITIALIZE DUE TO MISSING END STOP: Front seat will not calibrate/initialize.
B1213182021-03-15. Service bulletin. ENGINE AND ENGINE COOLING. COMBUSTION CONTROL VALVE LIFT AT IDLE: The vehicle will run rough or hesitate when accelerating from a stationary position.
B6127202021-02-22. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. CHECKING THE JUMP START POINT COVER AND REWORKING IF NECESSARY: It is possible that the jump start terminal point cover was not installed, or not properly installed on the affected vehicles.
B6101212021-02-22. Service bulletin. STRUCTURE:BODY:HOOD; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. BATTERY DOES NOT CHARGE WITH EXTERNAL CHARGER AND CLOSED HOOD: After the vehicle has been charged using a 12 V charger with the hood closed during a long stationary period, the 48 V battery may be totally discharged, and possible replacement is needed.
B3401212021-02-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). DYNAMIC STABILITY CONTROL (DSC) UNIT DOES NOT RESPOND AFTER PROGRAMMING: After programming the vehicle using ISTA, the DSC control unit does not respond. Or: In the case of a BMW Remote Software Upgrade, the customer gets a Check Control message: "BMW Remote Software Upgrade failed. Vehicle is not operational. Please call BMW Roadside Assistance."
B6624192021-02-08. Service bulletin. STEERING. REMOTE CONTROL IS NOT DETECTED: Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column.
B6618202021-02-08. Service bulletin. ELECTRICAL SYSTEM. ?GESTURE CONTROL UNINTENDED OPERATION: The Gesture camera inadvertently detects movement and performs unintended operations.
B6520202021-02-08. Service bulletin. EQUIPMENT. ?PROGRAM HEAD UNIT: Satellite radio content is not available over IP, this does not affect channels received over satellite.
B6406172021-02-08. Service bulletin. EQUIPMENT. ?AIR CONDITIONING COOLING IS INSUFFICIENT: There is insufficient or no cooling from the air-conditioner during high ambient temperatures. There also may be irregular A/C air flow from vents.
B6624192021-02-01. Service bulletin. ENGINE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. REMOTE CONTROL IS NOT DETECTED: Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column.
B6618202021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. ?GESTURE CONTROL UNINTENDED OPERATION: The Gesture camera inadvertently detects movement and performs unintended operations.
B6520202021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. ?PROGRAM HEAD UNIT: Satellite radio content is not available over IP, this does not affect channels received over satellite.
B6406172021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. ?AIR CONDITIONING COOLING IS INSUFFICIENT: There is insufficient or no cooling from the air-conditioner during high ambient temperatures. There also may be irregular A/C air flow from vents.
B6304182021-02-01. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:DAYTIME RUNNING LIGHTS:BULBS; EXTERIOR LIGHTING. ?DAYTIME RUNNING LIGHT IS DIM OR DISCOLORED: One or more of the LED daytime running lights are dim or discolored. The connection between the LED module and light tube inside the headlight is damaged.
B6208182021-02-01. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. ?INSTRUMENT CLUSTER DISPLAY SHAKES-SHIFTS TO THE LEFT: The Instrument cluster intermittently flickers, shakes and has shifted to the left. The fault is resolved once the vehicle goes into sleep mode. The fault can reoccur at any point.
B6203202021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 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.
B6126202021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. ?BMW DIGITAL KEY CARD IS NOT DETECTED WHEN PLACED ON THE NFC TRAY: The customer may have the following complaints: The Digital Key Card cannot be activated on the NFC (near field communication) charging tray (the activation pop-up does not appear although the Digital Key menu is present), Or the Digital Key Card is not detected when placed on the NFC tray.
B6125202021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. REMOTE CONTROL KEY OR BMW DISPLAY KEY BUTTONS NOT WORKING: The buttons on the remote-control key or BMW display key are not working, not allowing to unlock the vehicle and the tailgate or trunk compartment. Also, the buttons on a spare key do not work either.
B1213202021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. REPLACE ALL THE IGNITION COILS: The ignition coils may not have been produced to specifications which could lead to irregular running of the engine. A manufacturing defect affecting the ignition coil insulation.
B0901202021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. BMW REMOTE SOFTWARE UPGRADE IS NOT OFFERED FOR INSTALLATION: The customer complaints that the BMW Remote Software Upgrade (RSU) is not possible in their vehicle, though the Remote Software Upgrade menu is available in the vehicle and a download was performed by the vehicle or the BMW Connected App.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.