# Service bulletin B661117

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: 10146771
- Published by NHTSA: 2018\-11\-05
- Manufacturer's number: B661117
- Manufacturer's date: 2017\-09\-01
- NHTSA component: VEHICLE SPEED CONTROL:CRUISE CONTROL

## NHTSA's summary

ACC \(ACTIVE CRUISE CONTROL\): CANNOT DELETE FAULT CODE 022126. ACC fault code 022126 does not delete from ACC control unit fault code memory. May occur in combination with under\-voltage fault codes: \* BDC 0x80402F \- Battery deeply discharged \* BE6: 0x801405 \- Under\-voltage detected Insufficient control unit software.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10146771-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10146771-0001.pdf)

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

## Components

Throttle and cruise control

## Vehicles listed

- 2018 BMW 530E
- 2017 to 2018 BMW 530I
- 2018 BMW 540D
- 2017 BMW 540I
- 2017 BMW 550I
- 2016 BMW 750LI
- 2017 BMW F800 R
- 2017 BMW R NINE T

## Other bulletins for the same vehicles and component

- [B661520](/bulletins/10184592.md), 2020-12-21, Service bulletin: VEHICLE SPEED CONTROL:CRUISE CONTROL. ACTIVE CRUISE CONTROL \- UNEXPECTED DECELERATION: Vehicle slows down \(decelerates\) unexpectedly while Active Cruise Control with Stop \& Go \(ACC\) function is activated.
- [B510820](/bulletins/10174012.md), 2020-04-20, Service bulletin: VEHICLE SPEED CONTROL; STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS; BACK OVER PREVENTION. GROANING OR CRACKING NOISE WHEN OPENING OR CLOSING THE DOORS: A groaning or cracking sound is present when opening and/or closing any of the doors. Interference between the door panel and door.
- [B660916](/bulletins/10151333.md), 2018-12-10, Service bulletin: VEHICLE SPEED CONTROL:CRUISE CONTROL; EQUIPMENT; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. """Collision Warning Failed"" or ""Pedestrian Warning Failed"" CCM Display. While driving, a Check Control Message \(CCM\) is displayed advising of the following: Front collision warning failed Pedestrian detection failed The following fault code is stored in the KAFAS \(Camera\-based Driver Assistance System\): 0X800AC4 \- Camera calibration failed The KAFAS camera is not properly mounted and secured to the mounting bracket on the windshield; And/ or: The mounting bracket glued to the windshield is not installed correctly. The pictures below show both incorrect and correct installation. This picture shows the KAFAS camera installed in the bracket. Notice the spacing highlighted by the ""green lines"""

JSON: [/v1/bulletins/10146771](/v1/bulletins/10146771)

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