# Service bulletin A6421812049956\_2

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: 10204730
- Published by NHTSA: 2022\-01\-06
- Manufacturer's number: A6421812049956\_2
- Manufacturer's date: 2021\-12\-07
- NHTSA component: ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

## NHTSA's summary

This bulletin contains a software update to address one or more various malfunctions of the motor for the window regulator with DTCs; B148713, B14874B , B148754 and/or B148701.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10204730-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10204730-9999.pdf)

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

## Components

Electrical system, Glass, wipers and mirrors, Power windows

## Trouble codes named

B1487

## Vehicles listed

- 2018 to 2019 AUDI A4
- 2018 to 2019 AUDI A5
- 2018 to 2019 AUDI A5 CABRIOLET
- 2018 to 2019 AUDI ALLROAD
- AUDI AUDI
- 2018 to 2019 AUDI Q7
- 2019 AUDI RS 5
- 2018 to 2019 AUDI S5

## Other bulletins for the same vehicles and component

- [AVIN4PIN20240214](/bulletins/10250339.md), 2024-03-06, Service bulletin: STRUCTURE:BODY:DOOR; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; SUSPENSION; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:COOLING SYSTEM. Noise from front door trim panel while driving Low coolant warning in cluster, coolant level is correct Front window inoperative Air suspension warning \- DTC P089200 Charge handle doesn’t release Vehicle will not charge Temp sensor DTC P218500 Corrosion on wheelhouse cover plate
- [A6424972062618\_4](/bulletins/10249218.md), 2024-02-06, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This bulletin provides information when the frameless window auto\-drop function is inoperative in freezing weather.
- [A6423952062618\_3](/bulletins/10245637.md), 2023-12-06, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This bulletin provides information for when the frameless window auto\-drop function is inoperative during freezing weather.
- [A641967 2050080\-](/bulletins/10160465.md), 2019-05-28, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update to addess when intermittently the door window does not slightly roll down when opening the door, or does not roll up when closing the door.
- [A641966 2050080\-](/bulletins/10157244.md), 2019-04-08, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; STRUCTURE:BODY:DOOR; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This bulletin contains a software update to addess when intermittently the door window does not slightly roll down when opening the door, or does not roll up when closing the door.
- [A641966 2050080\-](/bulletins/10155720.md), 2019-04-01, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This bulletin contains a software update to addess when intermittently the door window does not slightly roll down when opening the door, or does not roll up when closing the door.
- [A641858 2050080\-](/bulletins/10150664.md), 2018-12-10, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; STRUCTURE:BODY:DOOR. This bulletin contains a software update to addess when intermittently the door window does not slightly roll down when opening the door, or does not roll up when closing the door.
- [A641856 2050080\-](/bulletins/10144645.md), 2018-09-17, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; STRUCTURE:BODY:DOOR. This bulletin contains a software update to addess when intermittently the door window does not slightly roll down when opening the door, or does not roll up when closing the door.
- [64E5 \- Dealer Le](/bulletins/10127917.md), 2018-02-05, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. UPDATE ? Servicing Window Regulators \(NVLW\) \- A failure of the window regulator may occur on Audi A5 vehicles manufactured within a specific period. As a result, the window can no longer be opened/closed.
- [2013\_06\_ATU Anal](/bulletins/10124691.md), 2017-12-05, Service bulletin: STRUCTURE:BODY:DOOR; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This document contains information on analyzing squeaking windows on frameless doors.

JSON: [/v1/bulletins/10204730](/v1/bulletins/10204730)

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