# Service bulletin B840415

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: 10147786
- Published by NHTSA: 2018\-11\-13
- Manufacturer's number: B840415
- Manufacturer's date: 2015\-10\-01
- NHTSA component: ELECTRICAL SYSTEM; EQUIPMENT

## NHTSA's summary

"The illumination \(back lighting\) for the E\-Call \(Emergency/SOS call\) button in the FZD \(sunroof module\) overhead console does not work. This picture shows the E\-Call button illumination \(back lighting\) not working. Note: Pressing the E\-Call button will start an SOS call, even though the back lighting is not working.This picture shows E\-Call illumination \(back lighting\) working. AFFECTED VEHICLES This Service Action involves the F34 \(3 Series Gran Turismo\) and F36 \(4 Series Gran Coupe\) models, produced from 7/27/2015 to 7/30/2015. Please perform it the next time this vehicle comes to your workshop. Vehicles which require this Service Action to be completed will show it as ""Open"" when checked either in the ""Service Menu"" of DCSnet \(Dealer Communication System\) or with the Key Reader. Missing wiring harness for the illumination of the E\-Call button."

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10147786-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10147786-0001.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- 2015 to 2016 BMW 328I
- 2015 to 2016 BMW 335I
- 2015 to 2016 BMW 428I
- 2015 to 2016 BMW 435I

## Recalls for the same vehicles and component

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

## Other bulletins for the same vehicles and component

- [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.
- [TEC25](/bulletins/10216792.md), 2022-08-01, Service bulletin: ELECTRICAL SYSTEM. Tec25 Wishbone Return
- [TEC24](/bulletins/10216791.md), 2022-08-01, Service bulletin: EQUIPMENT. Tech24 Snap\-in Adapter Return
- [SIM010603](/bulletins/10216757.md), 2022-08-01, Service bulletin: EQUIPMENT. MINI "Enhanced" dealer self authorized \(DSA\)K goodwill program
- [SIB011918](/bulletins/10215746.md), 2022-07-18, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. Component specific limited warranty extension. For the eligible vehicles, BMW of North America, LLC \(BMW NA\) is extending the limited warranty for the vehicle Nitrogen Oxide \(NOx\) Sensor\(s\) to: 10 years/120,000 miles as determined by the vehicle original in\-service date.
- [SIB651312](/bulletins/10214990.md), 2022-07-05, Service bulletin: ELECTRICAL SYSTEM. The Headunit High \(HU\-H\), also called NBT, began replacing the Car Information Computer \(CIC\) on certain MY2013 vehicles with option 609 \(as of 7/2012 production\). This uses map North America NEXT. The Headunit High 2 \(HU\-H2\), also called NBT\-EVO, superseded the NBT HU and was introduced in 3/2014. This uses map North America EVO. The Headunit High 4 \(HU\-H4, also called MGU21\) superseded the MGU starting with certain MY2021 vehicles with option code 6U3 Live Cockpit Professional. This uses map North America JOY. The ENTRY Media/Navigation \(HU\-B\) is the low line business version of the navigation system and was introduced in 3/2014. This uses map North America ROUTE. The ENTRY NAV EVO \(HU\-B2\) replaced Entry Media/Navigation as the low\-line business version and was introduced in certain MY2018 vehicles. This uses map North America WAY.

JSON: [/v1/bulletins/10147786](/v1/bulletins/10147786)

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