BMW 430i Service Bulletins
236 manufacturer communications on file.
- September 9, 2026•Document ID: 11037505Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- B121126
- Date Added:
- September 28, 2026
- Manufacturer:
- BMW
SummaryPotential customer complaints with no fault codes stored / No MIL displayed. 1. “Rough idle after idling for a longer period of time” 2. “Vehicle feels like it is misfiring at idle” The automatic Start/Stop function is deactivated. The vehicle is stopped and the engine runs at idle speed. After prolonged idle operation (approximately 30 to 50 seconds), a slight jolt or slight change in idlespeed may be noticeable. There are no relevant errors in the DME fault code memory. No mixture control error, no misfiring, no error relating to a relevant component of the drive system. Motor vehicles affected: 1. Only MHEVs (mild hybrid electric vehicle) with crankshaft-driven starter generator. 2. Only vehicles with optional equipment 01CE = recuperation system 3. Affected I-levels: I-level 24-07-500 or higher
Associated Products (9)Associated Documents - August 27, 2026•Document ID: 11036389Service CampaignSERVICE BRAKES
- Mfr Comm. #:
- B340226
- Date Added:
- August 27, 2026
- Manufacturer:
- BMW
SummaryThe protective film which covers the 6 threaded connection holes on the DSC hydro unit may not have been completely removed before the brake line was fastened. This can lead to a gradual loss of brake fluid at the threaded connection. As a result, the driver is alerted at an early stage by a red Check Control Message stating “Brake system defective. Stop carefully. Do not continue driving. Call BMW Roadside Assistance”. However, there is no functional limitation of the brake.
Associated Products (1)Associated Documents - August 22, 2026•Document ID: 11036435OtherUNKNOWN OR OTHER
- Mfr Comm. #:
- B064326
- Date Added:
- August 28, 2026
- Manufacturer:
- BMW
SummaryFastening Elements Return
Associated Products (12)Associated Documents - July 24, 2026•Document ID: 11035402Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- B640626
- Date Added:
- July 31, 2026
- Manufacturer:
- BMW
SummaryA “whistling” noise is heard from the centerconsole/instrument panel when using theheating and air conditioning (HVAC) system. Heard with the blower motor set tospeed 2 or above Noise goes away on high blower speed Noise is loudest with the vents on theback of the center console in the closedposition Noise is heard the most near thecharging tray (where center consolemeets instrument panel)
Associated Products (2)Associated Documents - July 23, 2026•Document ID: 11035404Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- B652026
- Date Added:
- July 31, 2026
- Manufacturer:
- BMW
SummaryThe Central Information Display (CID) side of the Multifunction Display (MFD) may flicker intermittently. Theflickering manifests itself in three phases: The image is distorted The central information display turns black (black screen) The image is OK again The complete flickering episode with all the above-mentioned three phases only lasts about half a second intotal each time.
Associated Products (10)Associated Documents - July 23, 2026•Document ID: 11035399Service CampaignSERVICE BRAKES
- Mfr Comm. #:
- B320426
- Date Added:
- July 31, 2026
- Manufacturer:
- BMW
SummaryHydro Unit DSC
Associated Products (1)Associated Documents - July 17, 2026•Document ID: 11035492OtherVISIBILITY/WIPER
- Mfr Comm. #:
- B064026
- Date Added:
- August 3, 2026
- Manufacturer:
- BMW
SummaryMirror Glass Return
Associated Products (4)Associated Documents - July 13, 2026•Document ID: 11035476OtherENGINE
- Mfr Comm. #:
- B063926
- Date Added:
- August 3, 2026
- Manufacturer:
- BMW
SummaryStarter Generator Return
Associated Products (5)Associated Documents - June 4, 2026•Document ID: 11034467Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- B651426
- Date Added:
- July 3, 2026
- Manufacturer:
- BMW
SummaryThe vehicle may experience various operational issues with Apple CarPlay Projected Modes such as: Dropped connections No automatic reconnection Display errors
Associated Products (14)Associated Documents - May 6, 2026•Document ID: 11032729Warranty Program/ExtensionENGINE
- Mfr Comm. #:
- B010126
- Date Added:
- May 18, 2026
- Manufacturer:
- BMW
SummaryThe EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
Associated Products (20)Associated Documents - May 5, 2026•Document ID: 11032744Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- B652025
- Date Added:
- May 18, 2026
- Manufacturer:
- BMW
SummaryAfter replacing the Multifunctional Display (MFD), the Central Information Display (CID) is black. The backlight of the CID is illuminated, and touch function does register an audible sound.
Associated Products (27)Associated Documents - April 24, 2026•Document ID: 11031899OtherSERVICE BRAKES
- Mfr Comm. #:
- B062826
- Date Added:
- May 1, 2026
- Manufacturer:
- BMW
SummaryBrake Hose Return
Associated Products (2)Associated Documents - April 23, 2026•Document ID: 11031566Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- B510626
- Date Added:
- April 27, 2026
- Manufacturer:
- BMW
SummaryWhile driving on rough surfaces, a “tapping” noise can be heard from the tailgate area
Associated Products (8)Associated Documents - April 6, 2026•Document ID: 11031574Service Bulletin/Repair InstructionsSUSPENSION
- Mfr Comm. #:
- B320123
- Date Added:
- April 27, 2026
- Manufacturer:
- BMW
SummaryWhen turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or knocking noises may be heard.
Associated Products (7)Associated Documents - March 25, 2026•Document ID: 11030321Over The AirSTRUCTURE:BODY
- Mfr Comm. #:
- InVeh-InApp-Comm
- Date Added:
- March 30, 2026
- Manufacturer:
- BMW
SummaryThere are body openings on the vehicle underbody, which are closed with paint plugs or adhesive pads. Your vehicle might not have been fitted with a paint plug on the vehicle underbody. Your vehicle will be checked for paint plugs on the underbody, and any missing paint plugs will be installed.
Associated Products (1)Associated Documents - March 25, 2026•Document ID: 11030317Over The AirENGINE
- Mfr Comm. #:
- InVeh-InApp-Comm
- Date Added:
- March 30, 2026
- Manufacturer:
- BMW
SummaryIt was determined that due to a manufacturing defect, there may be a peeling of the sliding layer of the main bearing shells. The peeling may cause engine damage to your vehicle in some cases. The main bearing shells will need to be replaced.
Associated Products (2)Associated Documents - March 25, 2026•Document ID: 11030315Over The AirELECTRICAL SYSTEM
- Mfr Comm. #:
- InVeh-InApp-Comm
- Date Added:
- March 30, 2026
- Manufacturer:
- BMW
SummaryIt has been determined that the Telematics Control Unit for the vehicle’s backup antenna may not have been programmed correctly. If the main antenna is damaged, the backup antenna may not be available due to the faulty programming. To correct this issue, the vehicle will need to be reprogrammed.
Associated Products (1)Associated Documents - March 16, 2026•Document ID: 11030312Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- B650826
- Date Added:
- March 30, 2026
- Manufacturer:
- BMW
SummaryAfter the software update to version …25-07-5XX, existing activation points for the “Automate My Habits”function no longer work.
Associated Products (10)Associated Documents - March 16, 2026•Document ID: 11030310Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- B650426
- Date Added:
- March 30, 2026
- Manufacturer:
- BMW
SummaryCustomers may report issues with the alarm system not functioning correctly. These concerns may includeone or more of the following: Missing confirmation sound (function cannot be selected or deselected in the Central InformationDisplay (CID) menu). Alarm system deactivated (interior mirror light off). Alarm does not function. DWA LED without function after locking (no flashing/flashing). Acoustic acknowledgement is unavailable or cannot be enabled/disabled via the CID menu underdoors/windows. Tilt alarm sensor “SINE” cannot be reached via diagnostics.
Associated Products (2)Associated Documents - February 11, 2026•Document ID: 11028927Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- B652725
- Date Added:
- February 23, 2026
- Manufacturer:
- BMW
SummaryThe vehicle may experience various operational issues with the infotainment system such as: Resets of the head unit Delayed start-up of the head unit (longer than 30 seconds) Failed start-up of the head unit Sporadic or permanent problems with navigation Sporadic or permanent Bluetooth connection problems Sporadic or permanent audio problems Sporadic or permanent speech / IPA (international phonetic alphabet) problems Missing displays, radio stations, camera images or applications
Associated Products (10)Associated Documents