# Service bulletin B660518

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: 10138405
- Published by NHTSA: 2018\-05\-21
- Manufacturer's number: B660518
- Manufacturer's date: 2018\-04\-01
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

COMFORT ACCESS SPORADICALLY INACTIVE VIA DOOR HANDLE: Sporadically, CA \(Comfort Access\) locking or unlocking of the vehicle does not work via the door handles.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10138405-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10138405-0001.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2014 BMW 525D XDRIVE
- 2011 to 2016 BMW 528I
- 2014 BMW 535D
- 2016 BMW 535D
- 2010 to 2014 BMW 535I
- 2016 to 2017 BMW 535I
- 2012 BMW 535I ACTIVEHYBRID
- 2011 BMW 535I US
- 2010 to 2014 BMW 550I
- 2016 BMW 550I
- 2012 BMW 6 SERIES
- 2012 to 2018 BMW 640I
- 2012 to 2017 BMW 650I
- 2015 BMW ACTIVE HYBRID 3
- 2013 to 2016 BMW M5
- 2013 to 2017 BMW M6
- 2012 BMW X5 M
- 2018 BMW X6 M

## Recalls for the same vehicles and component

- [24V608000](/recalls/nhtsa/24V608000.md), 2024-08-13: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP

## Other bulletins for the same vehicles and component

- [B720125](/bulletins/11028928.md), 2026-02-23, Warranty extension: AIR BAGS; ELECTRICAL SYSTEM; SEATS. A situation may occur where the front passenger seat is not occupied; however, a “fasten seat belt” warning and a front passenger seat air bag deactivation message appears. If the situation is currently present, sit in the seat and move the seat to a slightly different position. The POL \(Passenger Occupancy Light\) light should now function correctly. In some cases, the Air bag Warning Light was illuminated, and the following Advanced Crash Safety Module \(ACSM\) fault is stored: 930A1C \- Front passenger seat occupancy detection transmitting fault \(moisture\)
- [B720125](/bulletins/11017101.md), 2025-04-18, Warranty extension: ELECTRICAL SYSTEM; AIR BAGS. The Supplemental Restraint Systems \(SRS\) Front Passenger’s Seat Occupancy Capacitive Interior Sensor \(CIS\) Mat for defects in materials and/or workmanship that causes a false seat occupancy alert to occur has been extended to 10 years / 120,000 miles as determined from the vehicle's 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.
- [B610524](/bulletins/10249032.md), 2024-02-01, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. The Central Information Display goes black intermittently due to resets of the Head Unit \(HU\-H3\). FaultB7F8F9 â“ âHU\-H: Resetâ will be stored in the HU\-H3.
- [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.
- [B653423](/bulletins/10245422.md), 2023-12-06, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. Customers may state that the alarm system \(DWA\) is not active after locking their unoccupied vehicle. Depending on the vehicle’s equipment and settings, no acoustic or optical confirmation \(folding the mirrors/blinking confirmation\) is noticeable. Additionally, the red anti\-theft alarm LED in the interior mirror does not briefly flash every 2 seconds, indicating the alarm is armed.
- [B630821](/bulletins/10239611.md), 2023-07-24, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Headlight check control \(CC\) message 128 "High beam headlight failure" is displayed. The following fault codes are stored during a vehicle test: 80419A \- Left high\-beam headlight: Short circuit and/or 8041A5 \- light outputs: Number of permitted short circuit cycles exceeded
- [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.
- [B610123](/bulletins/10238083.md), 2023-06-26, Service bulletin: ELECTRICAL SYSTEM. Due to a software error, the vehicle sporadically does not achieve sleep mode. As a result, the 12\-volt battery becomes discharged and may cause a no\-start condition.
- [SIB660823](/bulletins/10236236.md), 2023-05-15, Service bulletin: ELECTRICAL SYSTEM:ADAS:HUD:CAMERA/SENSOR; ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR. Issues with the various functions of the camera\-based driver assistance systems \(KAFAS system\) can possibly lead to following customer complaints: KAFAS camera system deactivates itself, due to system restrictions that are not clear to the customer KAFAS camera system cannot be activated due to system restrictions that are not clear to the customer Road signs are sporadically not detected.

JSON: [/v1/bulletins/10138405](/v1/bulletins/10138405)

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