Vehicle report

2023 BMW Z4

Compare every BMW Z4 yearNHTSA and EPA records

Service bulletins

31 bulletins

Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.

B010324

Warranty Program/Extension

The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.

B310126

Service Bulletin/Repair Instructions

When driving over an uneven road surface, a “thumping” noise can be heard from the front axle. Seeattached video V 31 01 26. Under certain weather conditions, a “groaning” noise may be heard during steering movements

B320123

Service Bulletin/Repair Instructions

When turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or knocking noises may be heard.

B320425

Service Bulletin/Repair Instructions

After prolonged straight-ahead driving (e.g. highway driving), there may be a temporary, slightly noticeable increase in steering forces when steering out of the steering wheel center position. This minimally noticeable increase in steering forces is perceived as a slight, brief resistance. After overcoming this brief resistance when steering out of the steering wheel center position, no permanent increase in steering forces is noticeable.

B540225

Service Bulletin/Repair Instructions

While driving on an uneven road, a “clicking”sound is heard from the front bow/cowl panelarea of the convertible top.

B640125

Service Bulletin/Repair Instructions

The customer may hear an intermittent “humming” or “foghorn” type sound in vehicle. It sounds like a lowhum that last for only a few seconds. This can occur with the engine operating or may be heard for up to one hour after engine shut down.

B540324

Service Bulletin/Repair Instructions

The convertible top does not open or close.

B310223

Service Bulletin/Repair Instructions

When turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or knocking noises may be heard.

B511219

Service Bulletin/Repair Instructions

A check control message or MIL (Malfunction Indicator Lamp) may be illuminated, with one or more of thefollowing faults stored: 138207 - Active cooling damper control (AKKS), top: blockage at warm ambient temperature 21B043 - Active cooling damper control (AKKS), top: blockage at all ambient temperatures 138222 - Active cooling damper control (AKKS), above: positional deviation error detected at warm ambienttemperature 138209 - Active cooling damper control (AKKS), top: Control deviation at all ambient temperatures 13822B - Active cooling damper control (AKKS), top: Control deviation at all ambient temperatures 21B042 - Active cooling damper control (AKKS), below: blockage at all ambient temperatures 138206 - Active cooling damper control (AKKS), bottom, blockage at warm ambient temperature 138225- Active air-flap control, bottom: top limit position not detected 138224- Active air-flap control, bottom: bottom limit position not detected

B650121

Service Bulletin/Repair Instructions

No Bass or a cracking noise can be heard from the bass speakers.

B360121

Service Bulletin/Repair Instructions

At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned.

B810424

Service Bulletin/Repair Instructions

Certain vehicles with a Wireless Charging Tray installed may experience operation issues with ComfortAccess or remote functions.

B640422

Service Bulletin/Repair Instructions

An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in thecenter of the instrument panel. The groaning noise always occurs when either a ventilation flap, air stratification flap or the recirculated airflap moves to a different position. Due to the complex design of the heating and air-conditioning unit, the kinematics causing it (top or bottom,left or right) may not be able to be precisely located. Depending on the vehicle model, the number of servomotors (and the associated kinematics unit) varies.Various models use either 2 or 3 servomotors.

B510819

Service Bulletin/Repair Instructions

The basic conditions for initializing the power windows are not met.

B611305

Service Bulletin/Repair Instructions

The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle “discharged battery” complaints.

B160123

Service Bulletin/Repair Instructions

A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system(NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5mm For: Model vehicles other that the ones listed above, or for EVAP faults related to a “large leak,” after confirming that the fuel filler cap is fitted properly, then, proceed to follow the corresponding test plan

B610524

Service Bulletin/Repair Instructions

The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3). FaultB7F8F9 – “HU-H: Reset” will be stored in the HU-H3.

B840323

Service Bulletin/Repair Instructions

BMW AG has issued a Delivery Stop (effective February 9, 2023) on certain Model Year 2022 – 2023 BMW vehicles that were produced between June 29, 2022 and February 16, 2023. This was originally called “Wireless Charging Tray”. Software in potentially affected vehicles may not recognize the removal of the digital key (Key Card or mobile phone) from the wireless charging tray, and thereby not meeting a federal requirement. On February 17, 2023 , the Delivery Stop was upgraded to a Non-Compliance Recall (see SI B84 01 23 ). SIB84 01 23 outlined a procedure for vehicles at that time which were- a) in BMW center inventory b) already delivered to customers This new SI B84 03 23 addresses vehicles which were in BMW center inventory or at the Vehicle Distribution Center (VDC) at that time. Those vehicles had the Key Card removed and were able to be retailed to the customer Such vehicles now need to return to the center to receive a new Key Card and updated programming. Please note that vehicles which were already in customer hands will be addressed by an update to SI B8401 23

MCAS4023

Service Bulletin/Repair Instructions

BMW AG has requested the inspection of all dealer stock of the following part number(s) listed below to ensure the spacer is conformed to drawing.

B511323

Service Bulletin/Repair Instructions

?The outer A-pillar trim panel (arrow) protrudes outward (circled) towards the cowl seal.

B090221

Service Bulletin/Repair Instructions

With the introduction of the BMW Remote Software Upgrade, all Service Pack 18 vehicles and partial Service Pack 15 vehicles may receive new functionality or modifications in their features.

B120323

Service Bulletin/Repair Instructions

BMW AG has issued a Delivery Stop effective June 6, 2023 on certain Model Year 2023 - 2024 BMW vehicles that were produced between October 26, 2022 and May 8, 2023.

B630321

Service Bulletin/Repair Instructions

Condensation is present on the inner surfaces in one or both taillights (circled).

B630821

Service Bulletin/Repair Instructions

Headlight check control (CC) message 128 "High beam headlight failure" is displayed. The following fault codes are stored during a vehicle test: 80419A - Left high-beam headlight: Short circuit and/or 8041A5 - light outputs: Number of permitted short circuit cycles exceeded

SIB120123

Service Bulletin/Repair Instructions

In hot ambient conditions, if the engine was running for a prolonged time while the vehicle is stationary, a jolt may be experienced while lightly accelerating.

SIB660823

Service Bulletin/Repair Instructions

Issues with the various functions of the camera-based driver assistance systems (KAFAS system) can possibly lead to following customer complaints: KAFAS camera system deactivates itself, due to system restrictions that are not clear to the customer KAFAS camera system cannot be activated due to system restrictions that are not clear to the customer Road signs are sporadically not detected.

B610923

Service Bulletin/Repair Instructions

The gear selector switch (GWS) consists of the control electronics circuit and the selector lever. The sensors for recording the gearshift lever position and for inhibiting inadvertent gearshifts are integrated in the control electronics.

B651623

Service Bulletin/Repair Instructions

Customer states there is no audio playback (telephony, navigation, radio) and system sounds (PDC, turn indicators, acoustic signals) may also have failed.

B841422

Service Bulletin/Repair Instructions

Customer is shown an incorrect GPS location in the vehicle (i.e., Nav Map, coordinates).

SIB652021

Service Bulletin/Repair Instructions

Central information display.

SIB610223

Service Bulletin/Repair Instructions

Windshield Wiper.

Reading this report

Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.