2020 BMW Z4 technical service bulletins
165 technical service bulletins and manufacturer communications cover the 2020 BMW Z4, including one warranty extension.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been...
- Bearing Shell Return
- The convertible top does not open or close.
- Electrical system
- An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in...
- The basic conditions for initializing the power windows are not met.
- The electrical system of BMW vehicles has been subject to an ongoing development process over the last few...
- At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking,...
- A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP)...
- The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3)....
- ?The outer A-pillar trim panel (arrow) protrudes outward (circled) towards the cowl seal.
- With the introduction of the BMW Remote Software Upgrade, all Service Pack 18 vehicles and partial Service...
- BMW AG has issued a Delivery Stop effective June 6, 2023 on certain Model Year 2023
- A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system...
- In the event of an accident, the two-battery Dual Storage System (DSS) is disconnected from the electrical...
- Condensation is present on the inner surfaces in one or both taillights (circled).
- Headlight check control (CC) message 128 "High beam headlight failure" is displayed
- BMW AG has issued a Delivery Stop (effective February 9, 2023) on certain Model Year 2022
- BMW AG has issued a Delivery Stop (effective February 9, 2023) on certain Model Year 2022
- In hot ambient conditions, if the engine was running for a prolonged time while the vehicle is stationary,...
- Issues with the various functions of the camera-based driver assistance systems (KAFAS system) can...
- When turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or...
- The gear selector switch (GWS) consists of the control electronics circuit and the selector lever
- Customer states there is no audio playback (telephony, navigation, radio) and system sounds (PDC, turn...
- Customer is shown an incorrect GPS location in the vehicle (i.e., Nav Map, coordinates).
- Check control message (CCM) 183 Windscreen wiper malfunction is displayed.
- Due to component-related supply issues, the central information displays (CID) in some of the Model Year...
- BMW AG has issued a Delivery Stop (effective October 25, 2021) on certain Model Year 2022 BMW vehicles...
- A cracking, metallic noise from under the center of the vehicle.
- After opening the vehicle with the radio remote control and changing the profile, the exterior mirror...
- The customer complains that the radio stations change by themselves.
- An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in...
- Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may...
- The Lane Change Warning (LCW) yellow triangle symbol on either one, or both the exterior side view mirrors...
- The sound output intermittently drops out entirely
- Check Control Message (CCM) displays "Vehicle key missing" after engine start.
- Mist formation on the windshield inside surface may occur at departure or after MSA (automaticstart/stop)
- The Headunit High (HU-H), also called NBT, began replacing the Car Information Computer (CIC) on certain...
- BMW offers a new special ISTA Installation made available for Roadside Assistance / Mobile Service technicians
- Check Control message (CCM) displays "Vehicle key missing" after engine start.
- The steering intervention for Lane Departure Warning (LDW) is too strong (severe), which can create an...
- BMW AG has issued a Delivery Stop (effective June 9, 2021) on certain Model Year 2021 BMW vehicles that...
- In some rare cases a customer vehicle might be excluded from one or more Remote Software Upgrade(RSU)...
- When driving off from a standstill, a delayed or sluggish throttle response may be noticed sporadically.
- The customer states that the vehicle locks itself when the last door was closed, even though the remote...
- BMW AG has issued a Delivery Stop (effective October 25, 2021) on certain Model Year 2022 BMW vehicles...
- SiriusXM satellite radio is not working and does not display a channel list.
- The SIM card installed in the telematics control unit (ATM2) connects to different mobile providers' networks
- While using the wireless charger, one or both of the following may occur: 1) The BMW display key or mobile...
- Customer states the following about their vehicle: active radio or music source is interrupted, the...
- The "energy management" Check control message (ID code 415) is falsely displayed when entering the vehicle.
- After replacing the microfilter during a previous service, the customer notices that the ventilation...
- BMW of North America (BMW NA) has made information available online to customers about software versions,...
- BMW offers a new special ISTA Installation made available for Roadside Assistance / Mobile Service...
- With the introduction of BMW Remote Software Upgrade, all Service Pack 18 vehicles and partial Service...
- In some rare cases a customer vehicle might be excluded from one or more Remote Software Upgrade (RSU)...
- Groaning, scraping, or squeaking noise coming from the steering wheel area in the interior of the...
- Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle...
- BMW AG has issued a Delivery Stop (effective June 9, 2021) on certain Model Year 2021 BMW vehicles that...
- Navigation announcement is very loud when the convertible top is open and can not be adjusted to a lower...
- The BMW key card cannot be activated
- The top view image of the vehicle is misaligned when observed in the Control Information Display (CID)....
- The customer may complain of a check control message stating "Safe share detected" (CCM-ID 953)
- When the vehicle is operated in Sport Mode, the engine speed is no longer displayed in the BMW Head-Up...
- The yellow CCM, ID code 42, lights up when starting the vehicle
- On rare occasions during an engine oil service, the BMW Original (Genuine) engine oil filter insert is...
- Customer states the Central Information Display is flickering and the picture is shifting.
- BMW AG has issued a Delivery Stop (effective June 9, 2021) on certain Model Year 2021 BMW vehicles that...
- B58 engine: engine oil filter removal procedure and tools
- PROGRAM OR REPLACE DUAL STORAGE SYSTEM BATTERY: A software error intermittently causes a continuous...
- Whirring noises from the steering wheel .
- HU-H3 mgu resets due to bluetooth connection with samsung android 11
- Remote control is not detected
- Bmw connecteddrive services are not available
- Remote 3D view not available
- Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal...
- Increased effort required to open doors
- Routing of driver's seat wiring harness
- CHECK CONTROL MESSAGE "ROOF NOT LOCKED": A check control message is displayed stating "Roof not locked",...
- Instrument cluster basic programming abort
- Bmw remote software upgrade is not offered for installation
- Programing the dual storage system and replace it if necessary
- Top view camera image is misaligned
- Lin bus faults with exterior rearview mirror glass damage
- Condensation in taillight
- Sporadic failure or cracking noise in bass speakers
- Checking the dual storage system and replace if necessary
- Bmw maintenance booklet and OEM tire manufacturers' warranties
- Bmw remote software upgrade is not offered for installation
- When locking vehicle, doors are locked but vehicle is not secured
- Malfunction indicator lamp (MIL) is illuminated with fault memory CDC152
- ?PROGRAM HEAD UNIT: Satellite radio content is not available over IP, this does not affect channels...
- Remote control is not detected
- When locking vehicle, doors are locked but vehicle is not secured
- Checking the dual storage system and replace if necessary
- Low Washer Fluid Warning Light is illuminated when the Washer Fluid Tank is Full: Low Washer Fluid Warning...
- Head unit resets with fault code B7F8F9 reset watchdog
- Top view camera
- Delivery stop - replace fuel tank
- Service action - replace the wishbone or tension strut
- Seat heating not activated when engine is started using remote starting system
- Accessories do not power on
- KIDNEY GRILL ACTIVE AIR FLAP FAULTS: A check control message or MIL (Malfunction Indicator Lamp) may be...
- New ECU validation needed after replacing certain control modules
- Remote software upgrade
- KIDNEY GRILL ACTIVE AIR FLAP FAULTS: A check control message or MIL (Malfunction Indicator Lamp) may be...
- Accessories do not power on
- Head unit resets when navigation is used in certain locations
- Lane departure warning - steering intervention too strong
- Comfort access and comfort go not possible
- Remote control is not detected
- Ticking noise while cornering without the brakes applied
- Instrument cluster and onboard computer intermittently inoperative
- Navigation system - reporting missing or incorrect roadmap data
- Bmw connecteddrive apps are no longer available after programming
- Premature wear of the rear axle brake pads with standard brakes
- B58C and B58M engines engine oil filter insert is difficult to remove - removal
- Lin bus faults with exterior rearview mirror glass damage
- Surround view wrong vehicle displayed after programming
- Reversing assistant limitations
- Ticking noise while cornering without the brakes applied
- RATTLE NOISE FROM STEERING COLUMN TRIM: A rattle noise is present from the area of the lower steering...
- Interference noise when folding the outside mirrors
- Alarm activates when opening the trunk
- Displays sporadically react very slowly when scrolling in the audio menu
- Automated activation of navigation system during pdi/QC1
- Diagnostic hint: driving assistance support reduced check control message disp
- Comfort access and comfort go not possible
- Rearview camera: sporadically no image is displayed
- Connecteddrive/bmw assist system diagnosis information
- When locking vehicle doors are locked but vehicle is not secured
- Service action - checking the dual storage system and replace if necessary
- KAFAS04 (camera-based driver assistance systems) limitations
- Bmw connecteddrive services are not available
- Remote 3D view not available
- Engine oil filter insert is difficult to remove - removal
- Lin bus faults with exterior rearview mirror glass damage
- Rearview camera
- Malfunction indicator lamp is illuminated with a crankshaft adaption fault
- Water runs out of driver's door when opening
- Groaning noise from trim aperture on the front seat
- Active park distance control: setting menu no longer available after programming.
- Engine does not start below freezing temperatures
- Replace the hood or door service action: replace the hood or door.
- NOISE DURING FORWARD / BACK SEAT ADJUSTMENT OVER THE ENTIRE LENGTH OF TRAVEL: A loud screeching noise can...
- Instrument cluster remains dark after starting the vehicle
- INCORRECT CONDITION BASED SERVICE DATA FOR BRAKE FLUID SERVICE. "Brake fluid service due since 12/2001" is...
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