2018 BMW M4 technical service bulletins
135 technical service bulletins and manufacturer communications cover the 2018 BMW M4, 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 coverage period for qualifying lower rear side panel water drain repair that addresses the issues...
- Protection Plate Return
- A turbine-like noise can be heard from the rear axle while deceleration during the first 300 miles of...
- 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...
- Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop
- Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
- After programming the head unit (HU-H2), activating the FSC (German word Freischaltcode) Enabling Codes...
- Exterior rear lights do not work.
- The 3G network in the US has been shut down
- According to the customer, the airbag warning light was on, but it may not be illuminated when the vehicle...
- Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may...
- Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may...
- The Headunit High (HU-H), also called NBT, began replacing the Car Information Computer (CIC) on certain...
- The quick disconnect coupling on the cylinder head coolant vent line could break at the cylinder head
- Cracking noises heard from the area of the front axle when rotating the steering while stationary or at...
- Customer may complain of reduced air flow when the air conditioning system is operated for an extended...
- A turbine-like noise can be heard from the rear axle while deceleration during the first 300 miles of...
- Inform the customer during a consultation that the M Compound (standard equipment) and M Carbon Ceramic...
- The trunk lid/hatch does not open fully when unlatched with remote or hands-free operation.
- Groaning, scraping, or squeaking noise coming from the steering wheel area in the interior of the...
- Water sloshing noises coming from the rear passenger compartment (left or right) while driving Water...
- The discontinuation of 3G cellular communication for Combox, TCB 3G and ATM 3G (Telematics ControlModule)...
- Telematics unit deactivation due to 3G cellular technology discontinuation
- Telematics unit retrofit to 4G cellular technology
- Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal...
- ?A/c cooling intermittent reduction of air flow:
- Ticking noise from the front axle when cornering
- Paint on the b-pillar is scratched/damaged
- Low Washer Fluid Warning Light is illuminated when the Washer Fluid Tank is Full: Low Washer Fluid Warning...
- Cracking noises from the frontaxle area while turning the wheels, when station
- Navigation system - reporting missing or incorrect roadmap data
- CCM DISPLAYED "INCREASED BATTERY DRAIN" CAUSED BY CONTROLLER: A yellow CCM (Check Control Message) ID 415...
- Tailgate unintentionally opens
- Ccm displayed "increased battery drain" caused by controller
- Automated activation of navigation system during pdi/QC1
- Connecteddrive/bmw assist system diagnosis information
- CCM DISPLAYED "INCREASED BATTERY DRAIN" CAUSED BY CONTROLLER. A yellow CCM (Check Control Message) ID 415...
- Sos malfunction displayed
- Helpful information for customer discussions regarding motorsport vehicle brakes
- Helpful information for customer discussions regarding motorsport vehicle brakes: information
- Low Washer Fluid Warning Light is illuminated when the Washer Fluid Tank is Full : The low washer fluid...
- Audio playback not possible
- Nbt evo changes between selections by itself without driver input- ghost behavior
- Front Suspension Ride Height Has Dropped: The front suspension ride height has dropped on one or both...
- Head unit nbt evo (HU-H2) programming abort
- A/c cooling: intermittent reduction of air flow
- Security improvements for connecteddrive.
- Crankcase bedplate delivery stop: crankcase bedplate
- Delivery stop: crankcase bedplate.
- Diagnostic hint: catalytic converter inspection after loss of crankshaft signal.
- Loshing noises/water in rear passenger compartment
- Cracking noise from seat backrest.
- Retractable hardtop status request supplement.
- Service Information June 2019 General Electrical Systems B61 08 19 Technical Service WINDSHIELD WIPERS...
- Due to an issue during supplier production the driver and/or passenger knee air bags could become damaged...
- Head unit nbt evo (HU-H2) programming abort.
- Information
- Telematics control unit activation via dcsnet for bmw assist.
- Bluetooth connection is lost during a phone call.
- The Low Washer Fluid Warning Light is illuminated when the Washer Fluid Tank is Full This Service...
- Nbt evo changes between selections by itself without driver input- ghost behavior.
- Phone call audio autonomously switch from vehicle to phone.
- Groaning noise from the center console.
- DRONING NOISE FROM THE REAR AXLE. A humming/droning noise is heard with vibration during partial to full...
- KNOCKING NOISE OR VIBRATION/DRONING NOISE FROM THE REAR AXLE. A hard knocking noise is heard from the rear...
- Water injection system water level too low.
- KNOCKING NOISE OR VIBRATION/DRONING NOISE FROM THE REAR AXLE. 1 A hard knocking noise is heard from the...
- Carbon Ceramic Brake Noise
- RATTLE NOISE FROM LOWER A-PILLAR. A rattle noise is present from the lower area of the A-Pillar
- RAIN/LIGHT SENSOR (RLS): OIL LEAKAGE FROM GEL PAD. ??Oil leaking from the Rain/Light Sensor (RLS). Note:...
- Replace under hood emissions label
- ?CONNECTEDDRIVE/BMW ASSIST SYSTEM DIAGNOSIS INFORMATION. ConnectedDrive/BMW Assist features are partially...
- ?BMW ONLINE NON-FUNCTIONAL: CHECK ICC-ID IN ACCOUNT. BMW Online/BMW ConnectedDrive not functional
- ?RETRACTABLE HARDTOP STATUS REQUEST SUPPLEMENT. INFORMATION Documents have been developed showing the...
- S55 - check control message: drive faulty
- Connecteddrive/bmw assist system diagnosis information
- Phone contacts: headunit basic 2 sorting order
- Cracking noise from front of vehicle while turning or parking
- Diagnosis of Compound Brake System Complaints in M Vehicles
- After exchanging the front electronic module (FEM), programming / encoding is not possible
- Steering wheel buttons do not function reliably
- Memory seat adjustment is limited
- Navigation system: reporting missing or incorrect road map data
- Component protection active
- Retractable hardtop status request supplement
- Navigation pro (nbt evo) map update not possible, navigation does not start
- Bmw online non-functional: check icc-id in account: bmw
- Head unit high 2 reset while bluetooth is connected
- Ticking noise from the front axle when cornering
- Instrument cluster outside temperature display implausible
- Iphone: call list missing after restart
- Bluetooth and USB audio playback functions missing - iphone
- Cracking noise from front of vehicle while turning or parking
- Tailgate unintentionally opens
- Headlight assemblies have visible internal moisture/condensation
- HVAC BLOWER NOT WORKING: HVAC blower is not working.
- Water injection system water level too low
- Grinding Noise from Rear Brakes: Pebbles, road grit, or other foreign materials caught between the brake...
- Noises from the c-pillar area of the convertible top
- Fuel gauge erroneous display
- Bmw apps randomly starts playing on its own
- SERVICE ACTION REPLACE UNDER HOOD EMISSIONS LABEL. A service action has been issued (effective September...
- Cracking noises from the front axle area while turning the wheels, when stationary or parking
- No audio playback after replacing the head unit high 2 (HU-H2)
- Bluetooth Connection Failures: There are various connectivity failures with the following devices: Apple...
- ENTRY EVO HEAD UNIT WILL NOT PLAY MP3 FORMATTED CD's: Data CDÕs (encoded as MP3Õs) can NOT be played.
- Battery discharge ccm (check control message) displayed: comfort access disabled.
- Airbag warning light: acsm fc 930A60 or 930A1C seat occupancy detection.
- A/C Cooling: Intermittent Reduction of Air Flow What is new The date in repair procedure and warranty...
- ConnectedDrive/BMW Assist System Diagnosis Information This Service Information bulletin replaces SI B84...
- Grinding Noise from Rear Brakes
- Si B65 09 15
- HeadUp Display does not Show Full Street Names
- Passenger Side Mirror Dimming Feature Operational Change
- Si B51 23 15
- ""Collision Warning Failed"" or ""Pedestrian Warning Failed"" CCM Display
- Bluetooth Connection Failures
- Instrument Cluster Resets during Active Navigation
- Si B13 03 15
- Subject
- Si B84 03 14
- Vehicles which have had the Instrument Cluster (KOMBI) replaced may display incorrect CBS (Condition Based...
- Whistling Noise Coming from the Center Vent
- ?SUBJECT During the QC1 the BMW Assist Test Call Fails . After the transport mode is deleted (during the...
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