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.

• 10160271Apr 1, 2019Electrical system. 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.
• 10160267Apr 1, 2019Visibility (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.
• 10160265Apr 1, 2019Electrical system. VEHICLE DOES NOT START BATTERY TOTALLY DISCHARGED This Service Information bulletin replaces SI B61 04 19 dated March 2019.
• 10160258Apr 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.
• 10160252Apr 1, 2019Engine cooling, Steering. HEATER HOSE IS CONTACTING THE STEERING SHAFT This Service Information bulletin replaces SI B17 01 18 dated April 2018.
• 10159149Mar 1, 2019Electrical system. NIGHT VISION 3: INTERNAL SOFTWARE ERROR FAULT. During vehicle diagnosis of an unrelated issue the following erroneous fault may be stored in the Night Vision 3 control unit.
• 10159134Mar 1, 2019Electrical system. THE VEHICLE DOES NOT START BATTERY TOTALLY DISCHARGED. The customer's vehicle does not start due to a totally discharged battery.
• 10159124Mar 1, 2019Electrical system, Brakes. HUMMING/RUMBLING NOISES AFTER OPENING THE DOOR. After waking up/unlocking and entering the vehicle may cause a humming/rumbling noise to occur.
• 10153777Jan 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 seat belt is not fastened.
• 10153776Jan 1, 2019Electrical system. FAULT CODE 804417 CAUSED BY THE REMOTE KEY. When a short test is performed as part of a workshop visit for an unrelated situation.
• 10153773Jan 1, 2019Equipment. Fm radio static heard between 88 to 97 mhz.
• 10153768Jan 1, 2019Equipment. NO COOLING INTERMITTENTLY FROM VENTS. After a long journey (more than 30 minutes).
• 10153738Jan 1, 2019Equipment, Engine cooling. B58 ENGINE: OIL LEAK FROM TURBOCHARGER. Engine oil (1) can be seen leaking from the bottom of the turbocharger near the band clamp (2). The turbocharger band clamp is loose.
• 10153645Jan 1, 2019Exterior lighting, Electrical system. DAYTIME RUNNING LIGHT IS DIM OR DISCOLORED. One or more of the LED daytime running lights are dim or discolored. The connection between the LED module and light tube inside the headlight is damaged.
• 10153641Jan 1, 2019Visibility (wipers, defrost, mirrors). PANORAMIC SUNROOF DOES NOT OPEN OR CLOSE. The panoramic sunroof will not open or close. The sunroof may only tilt with no other functions available. There are no faults stored for the panoramic sunroof. A software error in the Roof Function Center (FZD).
• 10153635Jan 1, 2019Visibility (wipers, defrost, mirrors). POWER WINDOWS WILL NOT INITIALIZE AFTER WINDOW LIFT MOTOR REPLACEMENT. The windows are unable to be initialized after replacement of a window lift motor.
• 10153696Dec 1, 2018Fuel system. The fuel delivery unit (in-tank fuel pump) may be incorrect part installed for the Model/Market.
• 10153691Dec 1, 2018Engine cooling, Engine. 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). Fault: 118002 - Mixture too rich In the situation being described.
• 10152677Nov 1, 2018Equipment. COMFORT ACCESS AND PASSIVE GO DO NOT WORK AFTER REPLACING A REMOTE KEY. Note: This situation only affects the listed vehicles with a factory I-level lower than 18-03-XXX. After teaching in a new replacement radio remote key (aka radio-operated key), Comfort Access keyless entry and Passive Go (aka Convenience Starting) are no longer possible. However, it is possible to start the engine by holding the new key to the…
• 10152675Nov 1, 2018Equipment. RADIO REMOTE SPORADICALLY INOPERATIVE. INFORMATION All required parts can be found in the Electronic Parts Catalog.
• 10152670Nov 1, 2018Electrical system. SEAT MEMORY SWITCH SPORADICALLY NOT FUNCTIONING. Selecting one of the saved seat positions (via the memory seat position switch on the door panel), fails to work. A saved seat position cannot be retrieved. The memory function works again after a terminal change or backrest width adjustment. Note: Manual seat adjustment using the button for forward/back seat adjustment still works. Software error in the seat module.
• 10152665Nov 1, 2018Electrical system. POWER WINDOWS WILL NOT INITIALIZE AFTER WINDOW LIFT MOTOR REPLACEMENT. The windows are unable to be initialized after replacement of a window lift motor. This only affects vehicles with I-level S15A-18-03-511 or lower. For vehicles with I-level S15A-18-03-511 or lower, there is a software error in the BDC (Body Domain Controller) that affects initialization of replacement window lift motor electronics.
• 10152660Nov 1, 2018Fuel system. SERVICE ACTION: CHECK AND, IF NECESSARY, REPLACE THE FUEL DELIVERY UNIT. The fuel delivery unit (in-tank fuel pump) may be the incorrect part installed for the Model/Market.
• 10149572Oct 1, 2018Engine cooling, Electrical system. DME FC 1C0102 IS STORED WITH NO OTHER RELATED FAULTS. The following fault has been stored in the Digital Motor electronics (DME) fault memory with no other engine oil pressure faults stored: ??1C0102 - oil pressure control, plausibility, static: Pressure too low This fault will not cause a customer complaint or a Check Control Message (CCM). The fault is typically identified during unrelated diagnostics.
• 10149548Oct 1, 2018Air bags, Electrical system, Seat 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 seat belt is not fastened, when the seat is actually unoccupied. If the situation is currently present, sit in the seat and move the seat to a different position then the POL (Passenger Occupancy Light) light will function correctly. In some…
• 10149545Oct 1, 2018Visibility (wipers, defrost, mirrors), Back-over prevention (rear camera). REAR VIEW CAMERA FAILS TO DISPLAY IMAGE. Sporadically, when the rear view camera is activated, either via selecting reverse with the shift selector or by direct camera selection, no image appears in the display. Camera function returns after terminal change. Note: This error situation can rarely, if ever, be duplicated on demand. Head-unit interface software error for the rear view camera.
• 10149485Oct 1, 2018Fuel system. SERVICE ACTION. CHECK AND, IF NECESSARY, REPLACE THE FUEL DELIVERY UNIT. The fuel delivery unit (in-tank fuel pump) may be the incorrect part installed for the Model/Market.
• 10150057Sep 1, 2018Electrical system. ?BMW ONLINE NON-FUNCTIONAL: CHECK ICC-ID IN ACCOUNT. BMW Online/BMW ConnectedDrive not functional. Vehicle and service cockpit have different ICC-ID's (Integrated Circuit Card Identifier).
• 10150056Sep 1, 2018Electrical system. ?CONNECTEDDRIVE/BMW ASSIST SYSTEM DIAGNOSIS INFORMATION. ConnectedDrive/BMW Assist features are partially or completely inoperative. This Service Information bulletin is being published because vehicles are down for an extended period of time when researching system failures with ConnectedDrive or BMW Assist. This Service Information bulletin will assist you both in identifying the issue and providing technical…
• 10150055Sep 1, 2018Electrical system. ?DISPLAY KEY IS NON-FUNCTIONAL. Display key is non-functional. Display key cannot be charged or switched on. Possibly defective display key.
• 10149967Sep 1, 2018Electronic stability control, Steering. "?DYNAMIC STABILTY CONTROL WARNING ON WITH LIMITED POWER STEERING ASSIST This Service Information bulletin replaces SI B34 09 16 dated January 2017 What's New: ? This SIB is a complete revision of B34 09 16. Steering feels heavy (limited power assist) The Dynamic Stability Control (DSC) light and Service Engine Soon light may be on. The following message may be displayed in the Check Control (CC): * CCM 350 ""It is…
• 10145344Jul 1, 2018Electrical system. INSTRUMENT CLUSTER DISPLAY SHAKES-SHIFTS TO THE LEFT: The Instrument cluster intermittently flickers, shakes and has shifted to the left.
• 10145342Jul 1, 2018Electrical system. FUEL GAUGE INCORRECTLY DISPLAYING LOW FUEL LEVEL AFTER VEHICLE IS REFUELED: Occasionally, on restart after refueling, the fuel gauge will display the fuel level as low (minimum) and the range display will be at an implausible (maximum) value.
• 10145341Jul 1, 2018Electrical system. HEADS UP DISPLAY SPORADICALLY INOPERATIVE: Fault memory entry ÒB7F6E4 HUD: Fault in display backlighting is stored in the instrument cluster.
• 10145335Jul 1, 2018Electrical system, Seats. SEAT MEMORY SWITCH SPORADICALLY NOT FUNCTIONING: Selecting one of the saved seat positions (via the memory seat position switch on the door panel), fails to work.
• 10145321Jul 1, 2018Equipment. PHONE CONTACTS: HEADUNIT BASIC 2 SORTING ORDER: Improper sorting of phone contacts, in the on-board computer or in the Central Information Display (CID), upon connecting to the vehicle:
• 10145320Jul 1, 2018Equipment. CONNECTEDDRIVE/BMW ASSIST SYSTEM DIAGNOSIS INFORMATION: ConnectedDrive/BMW Assist features are partially or completely inoperative.
• 10145319Jul 1, 2018Seat 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 seat belt is not fastened, when the seat is actually unoccupied.
• 10145316Jun 1, 2018Equipment. COMPONENT PROTECTION ACTIVE. HEAD UNITS CANNOT BE SWAPPED BETWEEN VEHICLES FOR TESTING.: If either the head unit (NBT-EVO or ENTRY-NAV-EVO) or the Body Domain Controller (BDC) are swapped into a different vehicle they will cause the head unit to enter a locked mode once it recognizes a different VIN.
• 10145306Jun 1, 2018Equipment. NAVIGATION SYSTEM: REPORTING MISSING OR INCORRECT ROAD MAP DATA: The route guidance is inaccurate and therefore irritating to the customer; or it is not possible to locate certain addresses, for instance:
• 10145298Jun 1, 2018Seats. MEMORY SEAT ADJUSTMENT IS LIMITED: After programming the vehicle with ISTA 4.10.2x, the adjustment range of the memory seat may restricted.
• 10145293Jun 1, 2018Engine. SERVICE ACTION: PROGRAM CONTROL UNITS (DME): The check engine light is illuminated and the vehicle may run roughly
• 10143570May 1, 2018Electrical system. HEAD UNIT HIGH 2 RESET WHILE BLUETOOTH IS CONNECTED: The following event may cause an unexpected reset of the Head Unit High 2 (NBT EVO) when:
• 10143569May 1, 2018Electrical system, Equipment. BMW ONLINE NON-FUNCTIONAL: CHECK ICC-ID IN ACCOUNT: BMW Online/BMW ConnectedDrive not functional.
• 10143565May 1, 2018Equipment. NAVIGATION PRO (NBT EVO) MAP UPDATE NOT POSSIBLE, NAVIGATION DOES NOT START: Navigation system will not start at all or the: ÒNavigation system startsÓ message is permanently displayed; or
• 10143564May 1, 2018Equipment. NAVIGATION SYSTEM: REPORTING MISSING OR INCORRECT ROAD MAP DATA: The route guidance is inaccurate and therefore irritating to the customer; or it is not possible to locate certain addresses, for instance:
• 10143563May 1, 2018Fuel system. FUEL GAUGE INCORRECTLY DISPLAYING LOW FUEL LEVEL: Occasionally, on restart after refueling, the fuel gauge will display the fuel level as low (minimum) and the range display will be at an implausible (maximum) value.
• 10143562May 1, 2018Electrical system. HEADS UP DISPLAY SPORADICALLY INOPERATIVE: Fault memory entry ÒB7F6E4 HUD: Fault in display backlighting Òis stored in the instrument cluster.
• 10143561May 1, 2018Visibility (wipers, defrost, mirrors), Electrical system. WINDOW WILL NOT CLOSE AFTER REPEATED BUTTON PUSHES: One or more power windows stops operating after repeated button pushes. This usually occurs when trying to close the window.
• 10138411Apr 1, 2018Equipment. HEAD UNIT HIGH 2 RESET WHILE BLUETOOTH IS CONNECTED: The following event may cause an unexpected reset of the Head Unit High 2 (NBT EVO) when:

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