# Service bulletin A571846 2051540\-

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: 10145650
- Published by NHTSA: 2018\-10\-15
- Manufacturer's number: A571846 2051540\-
- Manufacturer's date: 2018\-07\-16
- NHTSA component: STRUCTURE:BODY:DOOR; ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES:DOORS:LATCH

## NHTSA's summary

This bulletin contains a software update that addresses when the power closing door latch system intermittently does not work with DTC B122D29 stored.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145650-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145650-0001.pdf)

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

## Components

Body and frame, Electrical system, Latches and locks, Door latch

## Trouble codes named

B122D

## Vehicles listed

- 2017 to 2018 AUDI Q7

## Other bulletins for the same vehicles and component

- [A5723102058159\_5](/bulletins/10238175.md), 2023-07-10, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH; LATCHES/LOCKS/LINKAGES. This bulletin provides information for when the power closing door latch is intermittently inoperative.
- [A5722892058159\_4](/bulletins/10206964.md), 2022-02-04, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This bulletin describes the repair instructions in the instance of intermittent lack of function to the power closing door latch
- [A5721832058159\_3](/bulletins/10201503.md), 2021-10-05, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This bulletin contains repair instructions for when the power closing door latch intermittently does not work.
- [A5720632058159\_1](/bulletins/10170244.md), 2020-02-08, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH; EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains repair instructions for when the power closing door latch intermittently does not work.
- [A571953 205154\-4](/bulletins/10158462.md), 2019-04-15, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH; ELECTRICAL SYSTEM. This bulletin contains a software update that addresses when the power closing door latch system intermittently does not work with DTC B122D29 stored.
- [A571953 205154\-4](/bulletins/10157240.md), 2019-04-08, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This bulletin contains a software update that addresses when the power closing door latch system intermittently does not work with DTC B122D29 stored.
- [A571953 205154\-4](/bulletins/10155716.md), 2019-04-01, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH; STRUCTURE:BODY:DOOR. This bulletin contains a software update that addresses when the power closing door latch system intermittently does not work with DTC B122D29 stored.
- [A571851 2051540](/bulletins/10153592.md), 2019-02-25, Service bulletin: STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH; ELECTRICAL SYSTEM. This bulletin contains a software update that addresses when the power closing door latch system intermittently does not work with DTC B122D29 stored.
- [A641857 2051540\-](/bulletins/10144646.md), 2018-09-17, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH; ELECTRICAL SYSTEM. This bulletin contains a software update that addresses when the power closing door latch system intermittently does not work with DTC B122D29 stored.

JSON: [/v1/bulletins/10145650](/v1/bulletins/10145650)

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