2021 BMW X4 technical service bulletins
170 technical service bulletins and manufacturer communications cover the 2021 BMW X4, including 3 warranty extensions.
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 and / or workmanship has...
- The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been...
- The limited warranty for the Knee Air Bag wire harness repair cable procedure for defects in materials and...
- If the manual electronic engine oil level measurement aborts or is inoperative and the vehicles I-level is...
- The engine oil pump assembly coveragefor the issue described in the Service Information Bulletin that...
- The manual starting of electronic engine oil level measurement from inside the vehicle, usually...
- The vehicle applies the brakes on its own when reversing onto an inclined roadway or driveway
- While driving the vehicle on normal roads at10mph and above, a "cracking" sound from the top of the...
- One or more of the LED daytime running lights are dim or discolored.
- During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner...
- An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in...
- The Check Control message below appears even though the coolant level is not below minimum when theengine...
- 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...
- With the vehicle is on a lift and the front struts are in the extended position, there may be a cracking...
- At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking,...
- This bulletin outlines known areas of possible water entry, operational noise, or wind noise for the...
- 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)....
- A noise can be heard from underneath the seat while the seat is being moved either forwards or backwards
- A check control message (CCM) for the restraint system (Air bag) appears
- This situation can result in two customer complaints: 1. Wind noise 2. Excess water entry
- A groaning noise is heard from the trunk when driving on rough roads.
- Customers may be experiencing one or more of these following issues with Bluetooth operation: Bluetooth...
- A check control message (CCM) for the restraint system (Air bag) appears
- ?An unapproved nut was used for the ground point for the chassis ground.
- ?Disturbing noises (thump/pop) when reversing slowly near the steering wheel limit position; for example,...
- While driving the vehicle on normal roads at 10mph and above, a "cracking" sound from the top of the...
- ?Water leaking into the vehicle from the headliner/microphone area.
- ?When driving over uneven pavement or cobblestones, a knocking noise is present from the passenger side...
- 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...
- Headlight check control (CC) message 128 "High beam headlight failure" is displayed
- Brake squeak may occur with cold brakes and driving slowly or reversing
- Upon opening or closing (i.e., folding in or out) the exterior mirror assembly, a creaking sound is heard...
- Due to the semiconductor supply, the Local Interconnect Network module in either of the exterior mirrors...
- Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
- Due to a software error, the vehicle sporadically does not achieve sleep mode
- After programming the head unit (HU-H2), activating the FSC (German word Freischaltcode) Enabling Codes...
- BMW AG has issued a Delivery Stop (effective October 15, 2021) on certain Model Year 2022 BMW vehicles...
- In hot ambient conditions, if the engine was running for a prolonged time while the vehicle is stationary,...
- Disturbing noises (thump/pop) when reversing slowly near the steering wheel limit position; for example,...
- Due to the semiconductor supply, the Local Interconnect Network module in either of the exterior mirrors...
- Issues with the various functions of the camera-based driver assistance systems (KAFAS system) can...
- While driving the vehicle on normal roads at 10mph and above, a cracking sound from the top of the...
- The gear selector switch (GWS) consists of the control electronics circuit and the selector lever
- In SPORT mode, a black square appears in the RPM gauge (tachometer) section of the instrument cluster display.
- Customer states there is no audio playback (telephony, navigation, radio) and system sounds (PDC, turn...
- The 3G network in the US has been shut down
- Customer is shown an incorrect GPS location in the vehicle (i.e., Nav Map, coordinates).
- Uneven ambient lighting emission (bright spots/dark spots) on the door trim panel.
- Visible white spots on the edge of the central information display (CID) from being touched with a finger.
- A check control message for the restraint system appears
- The Check Engine Light is on (MIL). After checking faults and diagnosis there is raw fuel found in the...
- Due to the semiconductor supply, the Local Interconnect Network module in either of the exterior mirrors...
- After opening the vehicle with the radio remote control and changing the profile, the exterior mirror...
- The seal of the roof-mounted antenna housing is separating from the vehicle.
- The customer complains that the radio stations change by themselves.
- The front sunroof glass seal has shrunk, creating a gap which can
- 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...
- Component-Specific Limited Warranty Extension
- Component-Specific Limited Warranty Extension
- The sound output intermittently drops out entirely
- BMW AG has issued a Delivery Stop (effective March 28, 2022) on certain Model Year 2022 BMW vehicles that...
- Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may...
- This bulletin outlines known areas of possible functional issues, operational noise, or wind noise for the...
- Check Control Message (CCM) displays "Vehicle key missing" after engine start.
- When using the Key Reader to retrieve information from the customer's key, no current vehicle data is...
- 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...
- The functionality of the right front SRR sensor could be reduced which would display the "Driving...
- BMW offers a new special ISTA Installation made available for Roadside Assistance / Mobile Service technicians
- The Check Control message below appears even though the coolant level is not below minimum when the engine...
- 48 V battery may become totally discharged, and possible replacement needed.
- No actuation of front and rear windscreen wipers is possible.
- Check Control message (CCM) displays "Vehicle key missing" after engine start.
- A check control message for the restraint system appears
- The steering intervention for Lane Departure Warning (LDW) is too strong (severe), which can create an...
- BMW AG has issued a Delivery Stop (effective January 11, 2022) on a small number of Model Year 2022 BMW...
- BMW AG has issued a Delivery Stop (effective March 28, 2022) on certain Model Year 2022 BMW vehicles that...
- Milky-white stains (discolorations) in the leather are observed in the second-row seat bottom, backrests...
- A whistling noise is present from the fresh air inlet area (engine compartment bulkhead area), in the...
- In some rare cases a customer vehicle might be excluded from one or more Remote Software Upgrade(RSU)...
- BMW AG has issued a Delivery Stop (effective January 11, 2022) on a small number of Model Year 2022 BMW...
- During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner...
- A groaning noise can be heard when accelerating and cornering from the area of the shoulder safety belt...
- Delivery stop: replace control unit transfer case.
- Temporary black screen in the instrument cluster.
- Milky-white stains (discolorations) in the leather are observed in the second-row seat bottom, backrests...
- This bulletin outlines known areas of possible water entry, operational noise, or wind noise for the...
- SiriusXM satellite radio is not working and does not display a channel list.
- Wi-Fi Hotspot is missing and inoperable.
- 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...
- This situation can result in 2 customer complaints: 1. Wind noise, and 2. Excess water entry.
- The BMW Gesture Control function may fail permanently as a result of high temperature fluctuations.
- 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)...
- Inform the customer during a consultation that the M Compound (standard equipment) and M Carbon Ceramic...
- Groaning, scraping, or squeaking noise coming from the steering wheel area in the interior of the...
- The top view image of the vehicle is misaligned when observed in the Control Information Display (CID)....
- Check control message (CCM-ID 49) "You can continue driving
- When the vehicle is operated in Sport Mode, the engine speed is no longer displayed in the BMW Head-Up...
- After replacing the microfilter during a previous service, the customer notices that the ventilation...
- Due to a parts list error in production, the vehicle was not built according to specification.
- On rare occasions during an engine oil service, the BMW Original (Genuine) engine oil filter insert is...
- B58 engine: engine oil filter removal procedure and tools
- HU-H3 mgu resets due to bluetooth connection with samsung android 11
- 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...
- Glove box cover
- Ambient light tube color differences
- WHISTLING NOISE COMING FROM FRESH AIR INLET (ENGINE COMPARTMENT): A whistling noise is present from the...
- Front axle support wedge
- Sunroof not initialized
- Sunroof water leak diagnosis
- Instrument cluster display shakes-shifts to the left
- LED light carpet is dim or distorted
- Top view camera image is misaligned
- Connecting rod bearing
- Door paint streaks
- GLOVE BOX COVER: BMW AG has issued a Delivery Stop on a small number of Model Year 2021 BMW X3 SAV and X4...
- Sporadic failure or cracking noise in bass speakers
- Connecting rod bearing
- Frony door panel LED failures
- Ldw (lane departure warning) steering wheel vibration not strong
- Sunroof not initialized
- Remote control key or bmw display key buttons not working
- Malfunction indicator lamp (MIL) is illuminated with fault memory CDC152
- ?INSTRUMENT CLUSTER DISPLAY SHAKES-SHIFTS TO THE LEFT: The Instrument cluster intermittently flickers,...
- ?DAYTIME RUNNING LIGHT IS DIM OR DISCOLORED: One or more of the LED daytime running lights are dim or...
- ?PROGRAM HEAD UNIT: Satellite radio content is not available over IP, this does not affect channels...
- ?GESTURE CONTROL UNINTENDED OPERATION: The Gesture camera inadvertently detects movement and performs...
- CONNECTING ROD BEARING: BMW AG has issued a Delivery Stop (effective November 20, 2020) on a small number...
- 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
- Surround view - parking view images displayed incorrectly
- Top view camera
- Front grille upper/lower active air flaps: ltd wty ext to 15 years/150,000 miles
- Increased steering effort with check control message (CCM)
- ACTIVE AIR FLAP FAULT DIAGNOSIS AND REPAIR: A check control message or MIL (Malfunction Indicator Lamp)...
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