# Service bulletin A8722222066686\_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: 10209451
- Published by NHTSA: 2022\-04\-05
- Manufacturer's number: A8722222066686\_2
- Manufacturer's date: 2022\-03\-30
- NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

## NHTSA's summary

This bulletin describes a software update to address DTC B131811 in the HVAC control module.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10209451-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10209451-9999.pdf)

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

## Components

Glass, wipers and mirrors, Heating and air conditioning

## Trouble codes named

B1318

## Vehicles listed

- 2019 to 2022 AUDI Q3

## Recalls for the same vehicles and component

- [2022611](/recalls/tc/2022611.md), 2022-10-26: Visual System
- [22V701000](/recalls/nhtsa/22V701000.md), 2022-09-19: VISIBILITY:GLASS, SIDE/REAR
- [2022054](/recalls/tc/2022054.md), 2022-02-07: Visual System
- [2021642](/recalls/tc/2021642.md), 2021-10-20: Visual System

## Other bulletins for the same vehicles and component

- [TSB\_2020552\_15](/bulletins/11038024.md), 2026-10-05, Service bulletin: VISIBILITY/WIPER. This bulletin provides service information regarding exterior glass cleaning.
- [TSB\_20741717\_15](/bulletins/11036915.md), 2026-09-04, Service bulletin: VISIBILITY/WIPER. This bulletin provides information on the GFF test plan required for AC compressor replacements regardless of the concern.
- [TSB\_2067557\_2](/bulletins/11033469.md), 2026-06-04, Service bulletin: VISIBILITY/WIPER. This bulletin provides informaiton when the windscreen/rear window washer pump is not working \(B126101, B126113\).
- [TSB\_2067716\_3](/bulletins/11028434.md), 2026-02-06, Service bulletin: VISIBILITY/WIPER. This bulletin provides information when the air conditioner is not working, or has a restricted function; leak at the O\-ring.
- [TSB\_2080034\_1](/bulletins/11026275.md), 2025-12-05, Service bulletin: VISIBILITY/WIPER. This bulletin provides information when the AC is not workoing; leak on air conditioner compressor.
- [TSB\_2041717\_14](/bulletins/11023734.md), 2025-10-03, Service bulletin: VISIBILITY/WIPER. This bujlletin provides information regarding the GFF test plan required for A/C compressor replacements regardless of the concern.
- [TSB\_2061922\_4](/bulletins/11017616.md), 2025-05-03, Service bulletin: VISIBILITY/WIPER. This TSB provides information on proper documentation for visual complaints regarding the headlights and taillights.
- [TSB\_2041717\_13](/bulletins/11016505.md), 2025-04-04, Service bulletin: VISIBILITY/WIPER. This bulletin provides information regarding the GFF test plan required for A/C compressr replaements regardless of the concern.
- [A9224402065963\_3](/bulletins/11007351.md), 2024-09-06, Service bulletin: VISIBILITY/WIPER. This bulletin provides information on repairing the corrugated hose for the windshield washer system.
- [A9224402065963\_3](/bulletins/11007270.md), 2024-09-06, Service bulletin: VISIBILITY/WIPER. This bulletin provides information on repairing the corrugated hose for the windshield washer system.

JSON: [/v1/bulletins/10209451](/v1/bulletins/10209451)

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