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Service bulletins for the 2018 BMW 430i

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.

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

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
B8407192019-06-24. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. BLUETOOTH CONNECTION IS LOST DURING A PHONE CALL. During an active call the call audio autonomously switches from the vehicle hands-free system to the phone.
B8403112019-06-24. Service bulletin. EQUIPMENT. TELEMATICS CONTROL UNIT ACTIVATION VIA DCSNET FOR BMW ASSIST.
B8402142019-06-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. INFORMATION New information provided by this revision is preceded by this symbol. This Service Information bulletin replaces SI B84 02 14 dated September 2018.
B6623172019-06-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE:BODY:TAILGATE. Service Information March 2018 Drivers Assistance Remote Control Systems B66 23 17 Technical Service This Service Information bulletin replaces SI B66 23 17 dated February 2018 CONTACTLESS TAILGATE (SMART OPENER) IS TOO SENSITIVE.
B6123152019-05-20. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. The Low Washer Fluid Warning Light is illuminated when the Washer Fluid Tank is Full This Service Information bulletin supersedes SI B61 23 15 dated April 2016.
B6104192019-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. VEHICLE DOES NOT START BATTERY TOTALLY DISCHARGED This Service Information bulletin replaces SI B61 04 19 dated March 2019.
B8402192019-04-22. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. PHONE CALL AUDIO AUTONOMOUSLY SWITCH FROM VEHICLE TO PHONE. During an active phone call the call audio autonomously switches from the vehicle hands-free system to the phone.
B6526172019-04-22. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. NBT EVO CHANGES BETWEEN SELECTIONS BY ITSELF WITHOUT DRIVER INPUT- GHOST BEHAVIOR. The Central Information Display (CID) changes between selections (ghost behavior) and sounds an audio tone without the CID Screen being touched.
B5111192019-04-22. Service bulletin. STRUCTURE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. SERVICE ACTION: SECURE UNDERBODY PANELING. Over time the mounting clips may fail allowing the center underbody panel to become loose. The mounting clips were not sufficiently hardened during production.
B3208182019-02-25. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; STEERING. SERVICE ACTION: REWORK THE STEERING GEAR. Screws attaching the power pack to the steering gear may be broken. Broken screws result in noises during steering motions and variable steering assistance. Check Control Message (CCM) may be displayed.
B6210162018-12-10. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. HeadUp Display does not Show Full Street Names. INFORMATION Design of the HUD has limited display area. (It can only show a certain number of text characters). NOTE: Parts replacement or programming the vehicle will not recitify the situation!
B6103152018-12-10. Service bulletin. FUEL SYSTEM, GASOLINE; STEERING; STRUCTURE; EQUIPMENT; WHEELS; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE; LANE DEPARTURE. Various Check Control Messages Caused by Shorted K-CAN This Service Information bulletin supersedes SI B61 03 15 dated April 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 under A-Pill
B8403142018-12-10. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT. Bluetooth Connection Failures. There are various connectivity failures with the following devices: Apple iPhones Samsung S6 and the S6 Edge. Connectivity failure examples are: Call disconnection - Call is transferred back to the handset. In some instances the call is then transferred back to the vehicle. Contact List incomplete General connection failures Apple iOS software (issue started with iOS 8.3 continues with iOS 9.x and its variants) Samsung S6 and S6 Edge device firmware.
B6609162018-12-10. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL; EQUIPMENT; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. """Collision Warning Failed"" or ""Pedestrian Warning Failed"" CCM Display. While driving, a Check Control Message (CCM) is displayed advising of the following: Front collision warning failed Pedestrian detection failed The following fault code is stored in the KAFAS (Camera-based Driver Assistance System): 0X800AC4 - Camera calibration failed The KAFAS camera is not properly mounted and secured to the mounting bracket on the windshield; And/ or: The mounting bracket glued to the windshield is not installed correctly. The pictures below show both incorrect and correct installation. This picture shows the KAFAS camera installed in the bracket. Notice the spacing highlighted by the ""green lines"""
B8403142018-12-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. SI B84 03 14 February 2016 Communication Systems Technical Service This Service Information bulletin supersedes SI B84 03 14 dated October 2014. SUBJECT Bluetooth Connection Failures. There are various connectivity failures with the following devices: Apple iPhones Samsung S6 and the S6 Edge. Connectivity failure examples are: Call disconnection - Call is transferred back to the handset. In some instances the call is then transferred back to the vehicle. Contact List incomplete General connection failures CAUSE Apple iOS software (issue started with iOS 8.3 continues with iOS 9.x and its variants) Samsung S6 and S6 Edge device firmware CORRECTOPM None available at this time. We are currently working with the device manufacturer on a solution.
B6502162018-12-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. SUBJECT Audio System Speaker Testing. For audio system speaker testing there is a NED (Non Electrical Diagnosis) Test Plan available. CAUSE We previously recommended use of the Audio Test CD (ATC) from BMW. This CD has been discontinued.
B6409152018-12-10. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Service Information bulletin supersedes SI B64 09 15 dated January 2016. designates changes to this revision SUBJECT Whistling Noise Coming from the Center Vent - A/C is Off. A very high pitched whistling or beeping noise is heard coming from the center vents. The flow of refrigerant through the expansion valve at certain temperature differentials.
B1303152018-12-10. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT. SI B13 03 15 February 2016 Fuel Systems Technical Service This Service Information bulletin supersedes SI B13 03 15 dated March 2015 and replaces SI B13 04 13 dated March 2014. SUBJECT N20, N26, N55, N63TU, S63TU and S55 Engines: Bosch Injector ETK Part Number Error. The current version of the ETK incorporates multiple part number errors for the Bosch type injectors. Ordering the injectors by VIN number or manual identification in ETK may result in an incorrect part number.
B1233142018-12-10. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING; POWER TRAIN. This Service Information bulletin supersedes SI 12 33 14 dated December 2015. SUBJECT Fault Code 1D2008 Stored in DME. The Service Engine Soon light is on. Fault Code 1D2008: Map thermostat: jammed open is stored in the DME. There may also be a complaint of low heat output with lower outside temperatures. CAUSE During the engine warm-up, the engine coolant does not reach operating temperature within the DME's allowable time limits. This is caused by either a faulty thermostat inside the transmission oil heat exchanger or a faulty engine characteristic map thermostat.
B6525152018-12-10. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). ?SUBJECT Incremental Map Update of the NBT EVO Head Unit . Customers may be receiving onscreen messages concerning updates of their navigation system. Database mapping procedure in vehicles with the NBT EVO Head Unit (Head Unit high 2) has been changed to automatic, periodic, Over- the-Air (OTA), regional, incremental updates. INFORMATION Customers may not be familiar with the messages seen prior to, during, and after this update which may prompt inquiries. The following information provides an overview of the automatic OTA process that has replaced the previously required BMW center visit for navigation map updates. UPDATE DETAILS Updates can occur up to 4 times per year, ensuring that customers have the newest map data available. At a minimum, updates occur during first 2 years of vehicle ownership at no additional charge to the customer. At additional customers expense updates can also occur for up to 4 years (depending upon vehicle retail date and BMW assist options selected). Please check the BMW connected drive service cockpit for details on an individual vehicles coverage. To access the BMW connected drive service cockpit refer to the attachment.
B6507092018-12-10. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Whistling Noise Coming from the Center Vent - A/C is Off . A very high pitched whistling or beeping noise is heard coming from the center vents. The flow of refrigerant through the expansion valve at certain temperature differentials.
B6409152018-12-10. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Whistling Noise Coming from the Center Vent - A/C is Off . A very high pitched whistling or beeping noise is heard coming from the center vents. The flow of refrigerant through the expansion valve at certain temperature differentials.
B1110152018-12-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. ?Service Action: Replace the Thermostat. Please perform the procedure outlined in this Service Information on all affected vehicles before customer delivery. In the event the customer has already taken delivery of the vehicle, please perform the procedure the next time the vehicle is in the shop. This Service Information bulletin supersedes SI B11 10 15 dated January 2016.
B1110152018-12-10. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. The Service Engine Soon light is on with corresponding fault codes in the DME for the engine thermostat.
B5409072018-12-10. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM; EQUIPMENT. ?RETRACTABLE HARDTOP STATUS REQUEST SUPPLEMENT. INFORMATION Documents have been developed showing the known correct statuses for all hall sensors and micro switches used to operate the retractable hard top (RHT). This document is intended to act as a supplement to the diagnostic information available in ISTA. Comparing these statuses to the actual statuses of a vehicle with a functional problem may assist in narrowing down which sensor/switch is contributing to the functional problem. For E93, the status request may be found by connecting the car to ISTA and selecting: Control module functions/CTM Convertible top module/Diagnosis Requests ?Sensors/Switches For F33/F83, the statuses should be checked using the applicable test plan as instructed in attachment B54 09 07 F33 F83 RHT Status.pdf. For I15, the statuses should be checked using the applicable test plan as instructed in attachment B54 09 07 I15 Top Status.pd

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