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Service bulletin B620415

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10147723
Published by NHTSA2018-11-13
Manufacturer's numberB620415
Manufacturer's date2015-06-01
NHTSA componentELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Service Action: Programming Control Units. Sporadically the vehicle cannot be started, due to a discharged battery caused by a software glitch in the instrument cluster.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Instrument cluster, Software

Vehicles listed
BMW 1 SERIES M2011 to 2013
BMW 525D XDRIVE2014
BMW 640I2012, 2013, 2014, 2015, 2016
BMW 650I2012, 2013, 2014, 2015, 2016
BMW 740I2012, 2013, 2014, 2015
BMW 740I US2011 (the catalog's model; the bulletin names a series or trim of it)
BMW 740LD2015
BMW 740LI2011, 2012, 2013, 2014, 2015
BMW 750I2009, 2010, 2011, 2012, 2013, 2014, 2015
BMW 750LI2009, 2010, 2011, 2012, 2013, 2014, 2015
BMW 760LI2010, 2011, 2012
BMW 760LI2014, 2015
BMW ACTIVE HYBRID 32015
BMW ACTIVE HYBRID 52013
BMW ACTIVE HYBRID 72012
BMW ACTIVE HYBRID 72014
BMW ACTIVEHYBRID 72011
BMW M62013, 2014, 2015, 2016
BMW X62015, 2016

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
B8402212021-08-09. Service bulletin. The discontinuation of 3G cellular communication for Combox, TCB 3G and ATM 3G (Telematics ControlModule) can no longer be supported by the cellular network provider starting February 2022. The decision to phase out 3G network technology was made at the discretion of the respective cellular carriers and lies beyond the control of BMW. Due to the phase-out, BMW Assist and ConnectedDrive services will no longer be supported after this date.
B6507092020-08-31. Service bulletin. NAVIGATION SYSTEM - REPORTING MISSING OR INCORRECT ROADMAP DATA: Do not replace parts and do not program the vehicle. Roads can change by up to 15% every year. To ensure the best navigation experience, we do everything in our power to create the best maps. Your reports help us to detect changes in your area and keep future versions of our maps as accurate as possible. Therefore, a road map error or missing data must be reported directly to the map supplier.
B6514192019-10-21. Service bulletin. 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.
B6514192019-07-22. Service bulletin. HEAD UNIT NBT EVO (HU-H2) PROGRAMMING ABORT. During programming several aborts can occur in the head unit NBT EVO (HU-H2).
6135122019-07-12. Service bulletin. Radio and Air Conditioning Functions Inoperative, When Vehicle is Moving. All audio and heating/air conditioning functions cannot be controlled when the vehicle is moving. After the vehicle is turned off and has entered sleep mode (after approximately 30 minutes), the system operates normally. CAUSE: Software error in the audio and air conditioning control panel.
B1220192019-06-24. Service bulletin. DELIVERY STOP: PROGRAM CONTROL UNITS (DME). A Delivery Stop has been issued (effective May 16 2019) on certain Model Year 2016-2020 BMW vehicles that have been produced between June 19 2015 and April 17 2019. A software error within the Digital Motor Electronics (DME) may cause a miscalculation of an onboard diagnostic (OBD) function. All vehicles will need a software update (no parts required).
B6220172019-05-20. Service bulletin. N63T CCM "LOW OIL LEVEL" NOT DISPLAYED. Drivetrain Malfunction Warning is illuminated and DME fault code 1C4002 (Engine oil level: too low) is stored. Customer complains that Check Control Message (Low Oil level") has never been displayed. The engine oil level measurement test works correctly and shows low oil level when checked under Vehicle Status tab in CID.
B6104192019-05-20. Service bulletin. VEHICLE DOES NOT START BATTERY TOTALLY DISCHARGED This Service Information bulletin replaces SI B61 04 19 dated March 2019.
B1101182019-05-20. Service bulletin. N63T - CCM "LOW OIL LEVEL" NOT DISPLAYED. Drivetrain Malfunction Warning is illuminated and DME fault code 1C4002 (Engine oil level: too low) is stored. Customer complains that Check Control Message (Low Oil level") has never been displayed. The engine oil level measurement test works correctly and shows low oil level when checked under Vehicle Status tab in CID. Instrument cluster software error.
B3203192019-04-22. Service bulletin. STEERING GEAR MOVEMENT NOT SMOOTH. Stiff movement in the steering or sticks when steering from one limit position to the other Unfavorable software of the Electric Power Steering (EPS)