# Service bulletin B840416

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.

- Type: Service bulletin
- NHTSA id: 10146848
- Published by NHTSA: 2018\-11\-05
- Manufacturer's number: B840416
- Manufacturer's date: 2016\-09\-01
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

SOS MALFUNCTION DISPLAYED. An SOS malfunction is seen in the Kombi. When pressing the E\-Call/SOS button in the overhead console, nothing happens. Fault code B7F33C \(internal ECU error\) is stored in the Telematics control unit \(ATM/TCB2\). There are 2 known causes for this failure. They are as follows: Software file missing from the ATM/TCB2 control module Water leak at shark\-fin leading to corrosion in the ATM/TCB2 control module

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10146848-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10146848-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2014 to 2016 BMW 228I
- 2017 BMW 230I
- 2013 to 2017 BMW 320I
- 2014 to 2017 BMW 328D
- 2012 to 2016 BMW 328I
- 2016 to 2017 BMW 330E
- 2017 BMW 330I
- 2012 to 2016 BMW 335I
- 2016 to 2017 BMW 340I
- 2014 to 2016 BMW 428I
- 2017 BMW 430I
- 2014 to 2016 BMW 435I
- 2017 BMW 440I
- 2017 BMW 5\-SERIES GRAN TURISMO
- 2016 BMW 750LI
- 2013 BMW ACTIVE HYBRID 3
- 2014 to 2015 BMW ACTIVE HYBRID 3
- 2014 to 2016 BMW M235I
- 2017 BMW M240I
- 2015 to 2017 BMW M3
- 2015 to 2017 BMW M4
- 2017 BMW R 1200 GS ADVENTURE
- 2017 BMW R NINE T
- 2017 BMW R1200 S ADVENTURE

## Recalls for the same vehicles and component

- [2026332](/recalls/tc/2026332.md), 2026-07-08: Electrical
- [26V441000](/recalls/nhtsa/26V441000.md), 2026-07-08: ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY
- [24V608000](/recalls/nhtsa/24V608000.md), 2024-08-13: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP
- [2019310](/recalls/tc/2019310.md), 2019-06-20: Electrical
- [2015343](/recalls/tc/2015343.md), 2015-07-30: Electrical

## Other bulletins for the same vehicles and component

- [B012016](/bulletins/11014417.md), 2025-02-24, Warranty extension: ELECTRICAL SYSTEM. The Footwell Module \(FRM\) limited warranty for defects in materials and / or workmanship has been supplementarily increased to 15 years / 240,000 miles as determined from the original first in\-service / delivery date.
- [B011124](/bulletins/11012073.md), 2024-12-31, Warranty extension: ELECTRICAL SYSTEM. the High\-Voltage \(HV\) Battery Assembly Cell Modules Temperature Sensors \(Internal NTC repair kit\-specific\) limited warranty for defects in materials or workmanship has been extended to 15 years/150,000 miles as determined from the original in\-service/first delivery date.
- [B510819](/bulletins/10249437.md), 2024-02-01, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ELECTRICAL SYSTEM. The basic conditions for initializing the power windows are not met.
- [B611305](/bulletins/10249027.md), 2024-02-01, Service bulletin: ELECTRICAL SYSTEM. The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle “discharged battery” complaints.
- [B651523](/bulletins/10238090.md), 2023-06-26, Service bulletin: ELECTRICAL SYSTEM. After programming the head unit \(HU\-H2\), activating the FSC \(German word Freischaltcode\) Enabling Codes repeatedly fails.
- [B840822](/bulletins/10235205.md), 2023-05-01, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. The 3G network in the US has been shut down. This means that only the 4G network will be available. In the 4G network, voice calls will be transferred via the Voice over LTE \(VoLTE\) function. For this purpose, the SIM card must perform an IMS registration in the mobile communication network. Due to a production error, the telematics control units were delivered without an IMS configuration. The Connected Drive voice services \(Concierge Call, BMW Assistance, and emergency call voice\) can no longer be used regionally in the US in vehicle with telematics control units ATM\-1 and TCB\-4G. Voice control of the vehicle and all other telephone \(paired mobile devices\) functions are not affected. Emergency call location data is unaffected.
- [B630917](/bulletins/10235202.md), 2023-05-01, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Exterior rear lights do not work.
- [M650122](/bulletins/10227579.md), 2022-12-12, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; UNKNOWN OR OTHER. The Sirius\(r\) Satellite Radio is inoperative.
- [B610120](/bulletins/10225115.md), 2022-10-31, Service bulletin: ELECTRICAL SYSTEM. Customer is unable to power up or charge accessories through a plug adapter inserted in the front 12\-volt power socket plug. Alternatively, it will only operate when constant downward hand pressure is maintained.
- [SIB662419](/bulletins/10218384.md), 2022-08-22, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column. Note: Opening, closing and starting via the BMW Digital Key or the Digital Key Card are not affected.

JSON: [/v1/bulletins/10146848](/v1/bulletins/10146848)

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