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Service bulletins for the 2019 BMW Z4

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.

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

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By component

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

Bulletins, newest first
B6122192019-12-16. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH; STRUCTURE:BODY:DOOR; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. DOORS LOCKED WITH REMOTE CONTROL INSIDE THE VEHICLE. The customer states that the vehicle locks itself when the last door was closed even though the remote control/display key was inside the vehicle. Sporadic interference causes the vehicle to revert to "outside detection" of the vehicle remote control instead of "inside the vehicle detection" which is where the key was located.
B5134192019-11-18. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. FLOOR MATS DO NOT STAY IN PLACE. The floor mat fastening pads come loose, causing the floor mat to move out of place.
B8413192019-10-21. Service bulletin. EQUIPMENT:ELECTRICAL. CONNECTEDDRIVE: BMW APPS AND SERVICES NOT AVAILABLE. The BMW ConnectedDrive Services are no longer available in the vehicle nor are the BMW Apps displayed in the vehicle. Also "Update Apps and Services" via the iDrive is not selectable (greyed out). Synchronization error between the vehicle and the BMW ConnectedDrive backend system.
B6113192019-10-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. SERVICE ACTION: CHECKING THE DUAL STORAGE SYSTEM AND REPLACE IF NECESSARY: In the event of an accident the two-battery Dual Storage System (DSS) is disconnected from the electrical system via an internal relay. In some cases the relay is stuck closed and a fault is set.
B5409192019-10-21. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. RUBBER BUMPER PAD PULLS OFF OF CONVERTIBLE TOP LATCH: Rubber bumper pads (circled) are normally attached to the latch on the convertible top.
B5222192019-10-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; SEATS. NOISE DURING FORWARD/BACK SEAT ADJUSTMENT OVER THE ENTIRE LENGTH OF TRAVEL: A loud screeching noise can be heard from the front driver's or passenger's seat during forward/back seat adjustment.
B8412192019-10-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. BLUETOOTH: VARIOUS CONNECTIVITY CONCERNS. Various Bluetooth connectivity concerns may sporadically occur. Some known concerns are as follows: Device(s) sporadically does not reconnect to the vehicle Disconnect during a phone call New device cannot be paired to the vehicle Software in the Head unit (HU-H3).
B6622192019-10-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. KAFAS STOPS RESPONDING AND FAILS PROGRAMMING: During programming of the vehicle the session aborts or the programming fails due to the KAFAS camera (Camera-based Driver Assistance System) no longer responding.
B8408192019-09-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. APPLE CARPLAY: WI-FI DISCONNECTS AND DOES NOT RECONNECT This Service Information bulletin replaces SI B84 08 19 dated July 2019. The Wi-Fi connection is interrupted (disconnects) and does not reconnect by itself. As a result functionality such as Apple CarPlay does not work until after a vehicle sleep cycle (at least 16 minutes).
B6620192019-08-19. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. SERVICE ACTION: REPLACE KAFAS (CAMERA-BASED DRIVER ASSISTANCE SYSTEM) CAMERA: A malfunction of the KAFAS camera can occur due to a voltage supply fault. This triggers a Check Control Message (CCM) to be displayed sporadically during the drive cycle.
B8410192019-07-22. Service bulletin. EQUIPMENT:ELECTRICAL. HANDS-FREE MICROPHONE: POOR VOICE INPUT QUALITY. The voice quality input is not clear or is difficult to understand from inside the vehicle.
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.
B8401192019-06-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. APPLE PAY WALLET- POP-UP WINDOW APPEARS IN THE IPHONE DISPLAY This Service Information bulletin replaces SI B84 01 19 dated March 2019.
B6618192019-06-24. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. BMW DIGITAL KEY CARD IS NOT DETECTED. BMW Digital Key card is not recognized or does not work.
B6204192019-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. HEAD UP DISPLAY TEMPORARY FAILURE. The Head-Up Display (HUD) fails temporarily while driving or after engine start. After restarting the vehicle the Head-Up Display works again. No relevant faults are stored. Software error in the Head-Up Display (HUD).
B6203192019-05-20. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. DISPLAY IN THE INSTRUMENT CLUSTER OR IN HEAD-UP DISPLAY IS FLICKERING. The customer states that the display in the instrument cluster or the BMW Head-Up Display is flickering. Autonomous switching through of the display contents on the right side of the instrument cluster can also occur.
B6202192019-05-20. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. INCORRECT VEHICLE IS DISPLAYED IN THE INSTRUMENT CLUSTER AFTER PROGRAMMING. After programming the vehicle from i Level S18A-18-11-5xx to I Level S18A-19-03-5xx an incorrect vehicle model image is displayed in the Instrument Cluster (KOMBI).
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.
B6103192019-05-20. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE. SERVICE ACTION: PROGRAM OR REPLACE DUAL STORAGE SYSTEM BATTERY. A software error intermittently causes a continuous resetting of the microcontroller in the power management system. This causes the red Check Control Message (CCM) "Replace Battery" to be illuminated. Software error in Dual Storage System Battery.
B1211192019-05-20. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:ELECTRICAL. ERRONEOUS ELECTRIC FAN VOLTAGE FAULT STORED IN THE DME. The following faults are erroneously store in the Digital Motor Electronics (DME).
B6612192019-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. LOCKING AND UNLOCKING WITH DIGITAL KEY NO LONGER FUNCTIONS. After programming the vehicle it is suddenly not possible to unlock or lock the vehicle using the Digital Key or the Digital Key Card. Software error in the Body Domain Controller (BDC) control unit.
B6612192019-05-20. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; EQUIPMENT. LOCKING AND UNLOCKING WITH DIGITAL KEY NO LONGER FUNCTIONS. After programming the vehicle it is suddenly not possible to unlock or lock the vehicle using the Digital Key or the Digital Key Card. Software error in the Body Domain Controller (BDC) control unit.
B8401192019-04-22. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. APPLE PAY WALLET- POP-UP WINDOW APPEARS IN THE IPHONE DISPLAY. If the customer's iPhone is placed in the center console phone tray which contains either the wireless charging station the NFC station or both; the "Apple Pay Wallet" pop-up window appears in the iPhone display.

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