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Service bulletins for the 2016 BMW 435i

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.

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

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By component

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
B6136172018-11-05. Service bulletin. ELECTRICAL SYSTEM. "BATTERY DISCHARGE CCM (CHECK CONTROL MESSAGE) DISPLAYED: COMFORT ACCESS DISABLED. One or more of the following conditions are present: * CCM ""Battery. Discharge in standstill."", or similar, is displayed. * Comfort Access and contactless tailgate opening are not working. * Vehicle can still be unlocked with radio remote control (ID transmitter). Fault conditions are cleared upon engine restart. FEM (Front Electronics Module) software error Unauthorized (radio remote control out of range) access to vehicle has been attempted at least seven times with Comfort Access or Smart Opener (contactless tailgate opening) when the vehicle was locked. As a result of these unauthorized access attempts, the following conditions were set: * CCM ""Battery. Discharge in standstill."", or similar, is displayed * Terminal 30F (switched battery terminal when fault occurs) was deactivated, preventing Comfort Access and contactless tailgate opening."
B6103152018-11-05. Service bulletin. ELECTRICAL SYSTEM. VARIOUS CCM (CHECK CONTROL MESSAGES) CAUSED BY SHORTED K-CAN. The customer states that one or more of the following CCM are displayed: * 627 - Steering behavior: Drive moderately * 070 - Steering: Drive moderately * 765 - Rear-end collision restricted * 850 - Pedestrian warning restricted * 236 - Driving stabilization: Drive moderately * 299 - SOS call system failure * 042 - Brake system: Drive moderately After performing a vehicle test, one or more of the following fault codes are stored: * ACSM (Advanced Safety Crash Module) - C9549A Message faulty (seat memory), ACSM receiver, driver's seat module transmitter * FEM (Front Electronics Module) - D91DE0 No message, receiver FEM, transmitter TMSL * FEM - D91EE5 No message, receiver FEM, passenger seat module transmitter * ACSM - C9540C Message missing, receiver ACSM, transmitter FEM * TMSL (Front Light Electronics Left) - D95402 Message missing, receiver TMSL, transmitter FEM * KOMBI - E11454 No message, receiver KOMBI, transmitter REM * FEM - D91DE6 No message, receiver FEM, transmitter TMSL * TMSR (Front Light Electronics Right) - D99401 Message missing, receiver TMSR, transmitter FEM * TMSR - D99402 Message missing, receiver TMSR, transmitter FEM * FEM - 8041BA AHL system faulty * FEM - D916C3 No message, receiver FEM, transmitter TCB * ZBE (Controller) - E2D403 No message, receiver CON, transmitter FEM-ZGM * TRSVC (Control unit for rear view camera and Side View) - CA9428 Message incorrect, receiver TRSVC, transmitter PDC-REM * TMSL - D95401 Message missing, receiver TMSR, transmitter FEM * HU-H (Headunit High) - S0397 MOST configuration was not stored * TCB (Telematics Control Box) - E1445F KCAN2 or KCAN4: Line fault/electrical fault * FEM - 8041B6 LWR faulty * REM (Rear Electronics Module) - E58468 Body CAN2; communication fault * TRSVC- CA9427 Message incorrect, receiver all around vision camera, transmitter PDC/REM FEM - D91CEC Message missing, receiver FEM, transmitter REM * Shorted K-CAN wiring under drive
B6210172018-11-05. Service bulletin. ELECTRICAL SYSTEM. ERRONEOUS SERVICE INCLUSIVE CBS DISPLAY. After pre-delivery check or after instrument cluster exchange, BMW Service Inclusive is displayed although the vehicle does not feature the optional Service Inclusive coverage. Instrument Cluster display error
B6201172018-11-05. Service bulletin. ELECTRICAL SYSTEM. TIME DISPLAY (CLOCK) ERROR IN INSTRUMENT CLUSTER. The clock on the basic instrument cluster (KOMBI) gradually loses time even after being reset. Power supply fluctuations cause the time to reset.
B5402172018-11-05. Service bulletin. ELECTRICAL SYSTEM. SERVICE ACTION: IMPLAUSIBLE SENSOR SIGNALS IN CONVERTIBLE ROOF SYSTEM. Signals from sensors in luggage compartment are being misinterpreted by the convertible top control module (CVM). This may lead to failure of the system to detect obstructions and cause damage to the hydraulics. Software error in the CVM.
B6517152018-11-05. Service bulletin. ELECTRICAL SYSTEM. "?ACTIVE SOUND DESIGN (ASD) INOPERATIVE AFTER PROGRAMMING What's New: ? ISTA/P and ISTA 4 software level that contains the fix added to Correction and Procedure ? F31, F32, F33, F34, F36 vehicles added to Models ? Warranty information updated to include programming fix . After programming with ISTA/P V3.56.1 or ISTA/P V3.60: Active Sound Design (ASD) no longer provides simulated engine sounds. A fault is stored in the Active Sound Design (ASD) module. Fault Code 8053A5 ""ASD; invalid coding data for equalizing"". Invalid ASD coding data in two different versions of ISTA/P."
B6506162018-11-05. Service bulletin. ELECTRICAL SYSTEM. ?NBT HEAD UNIT ABORTS IMPORT OF CD Whats New: ? G12 (7 Series) removed ? I01 (i3) removed ? Warranty Section updated for removal of G12 and I01 . While importing a CD to the internal music collection of an NBT head unit the process aborts. You will see 'import error' on the radio display when this occurs. NBT Head Unit software
B6202172018-11-05. Service bulletin. ELECTRICAL SYSTEM. ?Instrument Cluster Failure at Low Ambient Temperature. Sporadically, at low temperatures, the instrument cluster (KOMBI) is not operating (display remains black). KOMBI software.
B6202172018-11-05. Service bulletin. ELECTRICAL SYSTEM. ?SeriesOptionDescription F22, F23, F30, F31, F32, F33, F34, F36, F25, F26, F48, 05AR Traffic Jam AssistantX. Sporadically, at low temperatures, the instrument cluster (KOMBI) is not operating (display remains black). KOMBI software.
B6103152018-11-05. Service bulletin. ELECTRICAL SYSTEM. ?Various Check Control Messages Caused by Shorted K- CAN This Service Information bulletin supersedes SI B61 03 15 dated June 2016. . The customer states that one or more of the following CC messages are displayed: 627 - Steering behavior: Drive moderately 070 - Steering: Drive moderately 765 - Rear-end collision restricted 850 - Pedestrian warning restricted 236 - Driving stabilization: Drive moderately 299 - SOS call system failure 042 - Brake system: Drive moderately After performing a vehicle test, one or more of the following fault codes are stored: ACSM - C9549A Message faulty (seat memory), ACSM receiver, driver's seat module transmitter FEM - D91DE0 No message, receiver FEM, transmitter TMSL FEM - D91EE5 No message, receiver FEM, passenger seat module transmitter ACSM - C9540C Message missing, receiver ACSM, transmitter FEM TMSL - D95402 Message missing, receiver TMSL, transmitter FEM KOMBI - E11454 No message, receiver KOMBI, transmitter REM FEM - D91DE6 No message, receiver FEM, transmitter TMSL TMSR - D99401 Message missing, receiver TMSR, transmitter FEM TMSR - D99402 Message missing, receiver TMSR, transmitter FEM FEM - 8041BA AHL system faulty FEM - D916C3 No message, receiver FEM, transmitter TCB ZBE - E2D403 No message, receiver CON, transmitter FEM-ZGM TRSVC - CA9428 Message incorrect, receiver TRSVC, transmitter PDC-REM TMSL- D95401 Message missing, receiver TMSR, transmitter FEM HU-H - S0397 MOST configuration was not stored TCB - E1445F KCAN2 or KCAN4: Line fault/electrical fault FEM - 8041B6 LWR faulty REM - E58468 Body CAN2; communication fault TRSVC - CA9427 Message incorrect, receiver all around vision camera, transmitter PDC/REM FEM - D91CEC Message missing, receiver FEM, transmitter REM Shorted K-CAN wiring under driver or passenger seat Shorted K-CAN2 wires were shorted between the left side trunk trim panel and the body of the vehicle Shorted K-CAN in left rear wheel well area Shorted K-CAN under center console trim Shorted K-CAN und
B5203172018-11-05. Service bulletin. ELECTRICAL SYSTEM; SEATS. ?MISSING AUDIO NOTIFICATION WHEN STORING SEAT MEMORY . When saving seat memory settings (Memory 1 or Memory 2) with a vehicle without navigation, there is no audio tone confirmation. Software error in control unit of Seat Module 2.
B6111182018-10-09. Service bulletin. ELECTRICAL SYSTEM. AFTER EXCHANGING THE FRONT ELECTRONIC MODULE (FEM), PROGRAMMING / ENCODING IS NOT POSSIBLE: After replacing the Front Electronic Module (FEM) for an applicable repair, programming / encoding is not possible.
B8408182018-08-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. HEAD UNIT HIGH 2 RESET WHILE BLUETOOTH IS CONNECTED: The following event may cause an unexpected reset of the Head Unit High 2 (NBT EVO) when:
B8406162018-08-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. BMW ONLINE NON-FUNCTIONAL: CHECK ICC-ID IN ACCOUNT: BMW Online/BMW ConnectedDrive not functional.
B6513162018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. NBT-EVO Head Unit Cannot be Swapped between Vehicles for Testing: 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.
B6212152018-05-21. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. INSTRUMENT CLUSTER OUTSIDE TEMPERATURE DISPLAY IMPLAUSIBLE: In the Instrument Cluster (Kombi) display you may observe an implausible outside temperature reading.
B8402142018-05-14. Service bulletin. ELECTRICAL SYSTEM. ConnectedDrive/BMW Assist System Diagnosis Information
B8402182018-04-23. Service bulletin. ELECTRICAL SYSTEM. HEAD UNIT HIGH RESETS WITH CONNECTION OF IPHONE 8, IPHONE 8+ OR IPHONE X
B6218172018-04-23. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. FUEL GAUGE ERRONEOUS DISPLAY: Vehicle runs out of fuel but the instrument cluster still displays fuel remaining in the tank.
B6201182018-04-23. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. INSTRUMENT CLUSTER BLANKS OUT OR REMAINS DARK AFTER STARTING THE VEHICLE: Instrument cluster display goes black during starting or while driving.

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