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Service bulletins for the 2018 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.

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

By type

By component

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Bulletins, newest first
B6219172018-05-07. Service bulletin. ELECTRICAL SYSTEM. INSTRUMENT CLUSTER REMAINS DARK AFTER STARTING THE VEHICLE: Upon starting the vehicle (terminal 15 switched on), the instrument cluster does not function (stays dark, no needle response, no bus communication).
B6202182018-05-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. VEHICLE CHECK DISPLAYS DUE IN CBS DATA AFTER RESET FOR 2ND OIL SERVICE: After reset of service interval (e.g. oil change), the vehicle check is displayed as "Due" (yellow).
B6101182018-05-07. Service bulletin. ELECTRICAL SYSTEM. HIGH VOLTAGE SYSTEM: ISOLATION FAULTS: The Check Control message (CCM), "Powertrain malfunction!" is displayed.
B5130162018-05-07. Service bulletin. LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH; LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK. TAILGATE UNINTENTIONALLY OPENS: Trunk/tailgate may open when vehicle is locked.
B1208182018-05-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. ROUGH RUNNING AND VARIOUS VANOS FAULTS STORED: The check engine light is illuminated and the vehicle may run rough at idle and while driving.
3202182018-05-07. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM. CHECK CONTROL MESSAGE (CCM): ASSISTANCE SYSTEM RESTRICTED AFTER DELETING TRANSPORT MODE: The CCM assistance systems restricted or pedestrian protection system failed is displayed after deleting transport mode.
B8406182018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. CONNECTEDDRIVE-REMOTE SERVICES DO NOT FUNCTION: Remote Services (such as locking and unlocking the car, vehicle location by honking the horn, flashing the lights or on the map in the BMW Connected App) do not function after vehicle has been sitting for extended amount of time (In excess of 20 hours).
B7204172018-05-07. Service bulletin. SEATS. FALSE WARNINGS THAT THE FRONT PASSENGER SEAT IS OCCUPIED WITHOUT THE SEAT BELT BUCKLED: Acoustic and visual warnings indicate that the front passenger seat is occupied and the seat belt is not fastened, when the seat is actually unoccupied.
B6610162018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. GARAGE DOOR OPENER CANNOT BE PROGRAMMED: The vehicle's rear view mirror integrated universal remote control is incompatible with some garage door (or fence) opener devices installed at the driver's residence and/or business.
B6602182018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RADIO REMOTE SPORADICALLY INOPERATIVE: Sporadically one or both of the below situations can occur:
B6513162018-05-07. Service bulletin. EQUIPMENT. NBT-EVO Head Unit Cannot be Swapped between Vehicles for Testing. 'Component Protection Active': If either the NBT-EVO head unit or Body Domain Controller (BDC) are swapped into a different vehicle they will cause the head unit NBT-EVO to enter a locked mode once it recognizes a different VIN.

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