2018 BMW 640I Technical Service Bulletins

279 technical service bulletins (TSBs) are on record for the 2018 BMW 640I. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10172497Feb 1, 2020Electrical system. CCM DISPLAYED "INCREASED BATTERY DRAIN" CAUSED BY CONTROLLER. A yellow CCM (Check Control Message) ID 415 is displayed- "Increased battery drain! // Battery. Electrostatic discharge at standstill / start engine. Energy management" The results of the Energy Diagnosis test plan identifies the Controller as the root cause of the CCM. The Controller delays the vehicle going to sleep by up to 6 minutes. In some cases…
• 10172487Feb 1, 2020Engine cooling. ENGINE OIL FILTER INSERT IS DIFFICULT TO REMOVE - REMOVAL: This Service Information Bulletin (Revision 1) replaces SI B11 01 20 dated February 2020. On rare occasions during an engine oil service the BMW Original (Genuine) engine oil filter insert is either difficult to remove or breaks apart in the oil filter housing. The engine oil filter is broken. The paper is torn and the lower plastic section is stuck in the…
• 10172479Feb 1, 2020Engine. LIMITED WARRANTY EXTENSIONTO 10 YEARS/120000 MILES: This Service Information Bulletin replaces SI B01 05 18 dated July 2019. Engine starts poorly (hard starting) rough idle and misfires. The Service Engine Soon (MIL) lamp is on.
• 10171503Jan 1, 2020Electrical system. REMOTE 3D VIEW NOT AVAILABLE: Remote 3D View cannot be launched In the BMW ConnectedDrive App. Software error in the Advanced Telematics Module 2 (ATM2).
• 10171502Jan 1, 2020Electrical system. BMW CONNECTEDDRIVE SERVICES ARE NOT AVAILABLE: The BMW ConnectedDrive services are not available for an extended period. This may include: Calls in the BMW Assistance app (Concierge Service) Vehicle data and status in the BMW ConnectedDrive app Remote services Remote 3D View Real Time Traffic Information (RTTI) Weather News Software error in Advanced Telematics Module 2 (ATM2).
• 10171499Jan 1, 2020Equipment. DISPLAY KEY IS NON-FUNCTIONAL: This Service Information Bulletin (Revision 3) replaces SI B66 20 17 dated October 2019. The display key is non-functional. Display Key cannot be charged or switched on. An incorrect vehicle model appears on the key display. Possible defective display key battery or display key.
• 10171498Jan 1, 2020Back-over prevention (rear camera), Electrical system. REAR VIEW CAMERA FAILS TO DISPLAY IMAGE: This Service Information Bulletin (Revision 5) replaces SI B66 08 17 dated March 2018. Sporadically when the rear view camera is activated no image appears in the display. The rear view camera can be activated by either: 1. Selecting reverse with the shift selector 2. Camera activation via the button on the center console Camera function returns after a terminal change…
• 10171479Jan 1, 2020Engine cooling. MALFUNCTION INDICATOR LAMP IS ILLUMINATED WITH A CRANKSHAFT ADAPTION FAULT: When diagnosing an illuminated malfunction indicator lamp (MIL) and/or a different issue the following faults may also be stored in the Digital Motor Electronics (DME). Fault code Control module Fault code text 213A2B DME Increment wheel adaption faulty This situation is not associated with any drivability complaints and only affects…
• 10170589Dec 1, 2019Brakes. INCORRECT CONDITION BASED SERVICE DATA FOR BRAKE FLUID SERVICE. "Brake fluid service due since 12/2001" is displayed in the instrument cluster although the vehicle is only a maximum of 1 year old. Software error in the KOMBI (Instrument Cluster).
• 10170588Dec 1, 2019Electrical system. INSTRUMENT CLUSTER REMAINS DARK AFTER STARTING THE VEHICLE: Instrument cluster remains dark after starting the vehicle. After a restart normal functionality is restored. Software error in the KOMBI (Instrument Cluster).
• 10170581Dec 1, 2019Visibility (wipers, defrost, mirrors). SUNROOF REVERSES WHEN CLOSING: The sunroof reverses direction (anti-traps) just as the sunroof glass meets the wind deflector. The sunroof may not properly initialize as a result.
• 10170579Dec 1, 2019Latches, locks and linkages. DOOR LATCHING COMPLAINTS IN COLD WEATHER: Below freezing ambient temperatures: One or more doors (front or rear) may not open when attempting to enter or After opening they may not correctly latch A leaking seal on the outer Bowden release cable may allow water to enter the cable sheathing and freeze.
• 10170572Dec 1, 2019Electrical system. ENGINE DOES NOT START BELOW FREEZING TEMPERATURES: Engine designation correction Parts availability Warranty. The engine will not start at temperatures below freezing. The starter does not turn and engage.
• 10169474Nov 1, 2019Equipment. NO AUDIO IS AVAILABLE FOR APPROXIMATELY 30 SECONDS AFTER HEAD UNIT START UP: After programming vehicle no audio is available for approximately 30 seconds after head unit start-up. Fault code B7F490 "Control unit reset" is present in the RAM (Receiver Audio Module).
• 10169472Nov 1, 2019Equipment, Electrical system. ENGINE SPEED DEPENDENT NOISE DURING AUDIO PLAYBACK: Integration level updated. There is an engine speed-dependent noise heard through the speakers during audio playback. Software error in the Receiver Audio Module (RAM) control unit.
• 10169469Nov 1, 2019Equipment, Electrical system. INSTRUMENT CLUSTER AND ONBOARD COMPUTER INTERMITTENTLY INOPERATIVE: Instrument Cluster (KOMBSP18) functions are intermittently inoperative including: On-board Computer (BC) button on turn signal stalk (BC button shown at left) Radio displays Menu button Turn signal displays Arrows on multifunction steering wheel MFL thumbwheel control.
• 10169468Nov 1, 2019Equipment, Visibility (wipers, defrost, mirrors). Low Washer Fluid Warning Light is illuminated when the Washer Fluid Tank is Full : The low washer fluid warning is illuminated even though the washer fluid reservoir is full. There are no faults stored in the system for the washer fluid level switch. A non-approved washer fluid was used that is silicone-based. Silicone-based fluids are not compatible with the contactless capacitive level sensor. Fluids that contain…
• 10169459Nov 1, 2019Body and structure. HUMMING RUMBLING NOISES AFTER OPENING THE DOOR: After waking up/unlocking and entering the vehicle a humming/rumbling noise may occur.
• 10168012Oct 1, 2019Equipment. DISPLAY KEY IS NON-FUNCTIONAL. This Service Information Bulletin (Revision 2) replaces SI B66 20 17 dated September 2018. What's New: The display key is non-functional. Display Key cannot be charged or switched on. An incorrect vehicle model appears on the key display. Possibly defective display key.
• 10168003Oct 1, 2019Visibility (wipers, defrost, mirrors). SUNROOF REVERSES WHEN CLOSING. What's New: The sunroof reverses direction (anti-traps) just as the sunroof glass meets the wind deflector. The sunroof may not properly initialize as a result.
• 10166390Sep 1, 2019Electrical system. HEAD UNIT NBT EVO (HU-H2) PROGRAMMING ABORT: The CID screen may light up blue. When this occurs A battery reset is not successful in restoring head unit operation Software error in the Bootloader file (BTLD) of the head unit.
• 10166385Sep 1, 2019Electrical system. DELIVERY STOP: REPLACE THE GEAR SELECTOR SWITCH: The functional lighting and/or locator lighting on the Shifter selector lever (GWS) may flicker over time or intermittently not illuminate. The GEAR SELECTOR SWITCH may not have been produced to specifications.
• 10166380Sep 1, 2019Electrical system, Equipment. SUNROOF REVERSES WHEN CLOSING: The sunroof reverses direction (anti-traps) just as the sunroof glass meets the wind deflector. The sunroof may not properly initialize as a result.
• 10166373Sep 1, 2019Seat belts. FALSE WARNINGS THAT THE FRONT PASSENGER SEAT IS OCCUPIED WITHOUT THE SEAT BELT BUCKLED: Acoustic and visual warnings indicate that the front passenger seat is occupied and the safety belt is not fastened when the seat is actually unoccupied.
• 10166371Sep 1, 2019Electrical system. DRIVERS ASSISTANCE SYSTEM: CHECK CONTROL MESSAGE IS DISPLAYED. The Driver Assistance System limited warning message is displayed.
• 10166231Sep 1, 2019Equipment. ACTIVE AIR FLAP FAULT DIAGNOSIS AND REPAIR: This correction is to be used for all situations where the following fault codes are stored: 138402 279B00 138220 13820D 13820E.
• 10165287Aug 1, 2019Equipment, Body and structure. CRACKING NOISE FROM DASHBOARD TRIM. A cracking noise is present from the area of the dashboard trim when heating or cooling the vehicle. Thermal expansion of the plastic components of the decorative trim causes cracking noises.
• 10165285Aug 1, 2019Equipment. PASSENGER SIDE UPPER ACTIVE AIR FLAP STUCK OPEN/CLOSED. Upon visual inspection the passenger side upper active air flaps are either stuck open or closed and they will not move. There are no faults stored for the active air flaps. The pin used to attach the upper active air flap actuator has detached from the linkage.
• 10165284Aug 1, 2019Equipment. ACTIVE AIR FLAP FAULT DIAGNOSIS AND REPAIR. This Service Information Bulletin (Revision 2) replaces SI B51 21 19 dated August 2019. A check control message or MIL (Malfunction Indicator Lamp) may be illuminated with faults stored related to the upper and/or lower active air flap(s).
• 10165279Aug 1, 2019Engine. DME FC 21A02D - COMBUSTION CONTROL: VALVE LIFT AT IDLE This Service Information Bulletin (Revision #2) replaces SI B12 13 18 dated May 2018. Correction software level updated Procedure text changes made due to an ISTA/D test plan name change Adjusted text in the Warranty section for use with AIR and the ISTA/D test plan name change. The vehicle will run rough or hesitate when accelerating from a stationary position.
• 10165266Aug 1, 2019Equipment. SECURITY IMPROVEMENTS FOR CONNECTEDDRIVE. Security patches for non-safety critical vulnerabilities in BMW head units Entry Nav Entry Media NBT and NBT EVO.
• 10165261Aug 1, 2019Equipment. Delivery stop: gear selector switch.
• 10165256Aug 1, 2019Seats. RATTLING NOISE FROM THE 2ND ROW SEAT BACKREST. A rattling noise can be heard from the backrest of the 2nd row bench seat. This noise can be heard over bumps while driving or if someone is sitting in the seat.
• 10164008Jul 1, 2019Seats, Body and structure. CLICK CLACK NOISES IN BACKREST AREA OF FRONT SEAT: An alternating "click-clack" noise is heard from the backrest area of the front seat when an occupant sits in the seat or when the vehicle is cornering. Due to the elimination of the NED (Non-Electrical Diagnosis) test plan for seat noise from ISTA we are releasing this bulletin. Seat backrest frame is touching the seat cover.
• 10164004Jul 1, 2019Body and structure. Rattle noise from tailgate: A rattle noise is present in the area of the tailgate while driving. The tailgate stop is improperly adjusted.
• 10163998Jul 1, 2019Electrical system. ERRONEOUS FAULT 1F2505 IS STORED IN THE DME This Service Information bulletin replaces SI B12 30 18 dated November 2018. This fault does not cause any drivability complaints or engine warning lamps.
• 10163057Jun 1, 2019Electrical system. COMFORT ACCESS AND COMFORT GO NOT POSSIBLE. Vehicle cannot be opened/locked or started via Comfort Access. Electrostatic charge puts the remote control key into a deep sleep.
• 10163056Jun 1, 2019Electrical system. HEAD UNIT NBT EVO (HU-H2) PROGRAMMING ABORT. During programming several aborts can occur in the head unit NBT EVO (HU-H2).
• 10163037Jun 1, 2019Electrical system. Various check control messages for driver assistance systems.
• 10163031Jun 1, 2019Electrical system. HIGH ENGINE SPEED IMMEDIATELY AFTER STARTING. In rare circumstances after the engine is started with the Start-Stop button the engine speed may immediately increase to a high constant RPM (approximately 3000 rpm).
• 10163027Jun 1, 2019Engine cooling, Engine. ENGINE VIBRATIONS OR NOISE This Service Information bulletin replaces SI B11 01 19 dated February 2019.
• 10161578May 1, 2019Equipment. INFORMATION New information provided by this revision is preceded by this symbol. This Service Information bulletin replaces SI B84 02 14 dated September 2018.
• 10161563May 1, 2019Engine, Forward collision avoidance, Electrical system. VARIOUS CHECK CONTROL MESSAGES FOR DRIVER ASSISTANCE SYSTEMS. The following messages are displayed in the Check Control (CC) display: Continued driving possible. Driving stabilization. Driving stabilization restricted driving stabilization. Drive with caution to the nearest authorized BMW Service workshop and/or Collision warning/you can continue driving. Collision warning fully or partially failed. No warning is…
• 10161554May 1, 2019Electrical system, Engine cooling. ERRONEOUS ELECTRIC FAN FUNCTION FAULT STORED IN THE DME. The following faults may be erroneously stored in the Digital Motor Electronics (DME): And: There is no customer-facing vehicle symptom(s) or related check control message displayed. A software error may cause these faults to be erroneously stored in the Digital Motor Electronics (DME).
• 10161546May 1, 2019Electrical system, Engine cooling. FAULT 118002 - MIXTURE TOO RICH SETS DURING WINTER WITH COLD AMBIENT TEMPERATURES. The Service Engine Soon (MIL) light is on with the following fault stored in the Digital Motor Electronics (DME). In the situation being described the fault is primarily stored during the cold winter months along with the use of winter fuel.
• 10160354Apr 1, 2019Electrical system, Equipment. HEADS UP DISPLAY SPORADICALLY INOPERATIVE. Fault memory entry "B7F6E4 HUD: Fault in display backlighting "is stored in the instrument cluster. Intermittently the Head-Up Display (HUD) may deactivate.
• 10160350Apr 1, 2019Equipment, Visibility (wipers, defrost, mirrors). 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.
• 10160348Apr 1, 2019Electrical system, Engine, Equipment. VEHICLE DOES NOT START BATTERY TOTALLY DISCHARGED This Service Information bulletin replaces SI B61 04 19 dated March 2019.
• 10160341Apr 1, 2019Body and structure, Latches, locks and linkages. DOOR LATCHING COMPLAINTS IN COLD WEATHER. Below freezing temperatures: One or more doors (front or rear) may not open or After opening they may not correctly latch. A leaking seal on the outer Bowden release cable may allow water to enter the cable sheathing and freeze.
• 10160335Apr 1, 2019Equipment, Engine cooling, Steering. HEATER HOSE IS CONTACTING THE STEERING SHAFT This Service Information bulletin replaces SI B17 01 18 dated April 2018.

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