# Service bulletin A8721172064830\_1

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: 10203689
- Published by NHTSA: 2021\-12\-07
- Manufacturer's number: A8721172064830\_1
- Manufacturer's date: 2021\-11\-22
- NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS; EQUIPMENT

## NHTSA's summary

This bulletin contains a software update that addresses when the HVAC control head switches to 'off' after the sleep cycle without DTCs.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10203689-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10203689-9999.pdf)

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

## Components

Equipment and accessories, Glass, wipers and mirrors, Heating and air conditioning

## Vehicles listed

- 2022 AUDI E\-TRON GT
- 2022 to 2023 AUDI RS E\-TRON GT

## Recalls for the same vehicles and component

- [2025713](/recalls/tc/2025713.md), 2025-12-19: Visual System
- [2025576](/recalls/tc/2025576.md), 2025-10-22: Heater And Defroster
- [2023659](/recalls/tc/2023659.md), 2023-12-13: Accessories
- [2023314](/recalls/tc/2023314.md), 2023-05-31: Heater And Defroster
- [2022611](/recalls/tc/2022611.md), 2022-10-26: Visual System
- [22V806000](/recalls/nhtsa/22V806000.md), 2022-10-26: EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO \(TOUCH\)SCREEN/MONITOR/UNIT; BACK OVER PREVENTION:DISPLAY FUNCTION
- [2022068](/recalls/tc/2022068.md), 2022-02-16: Accessories
- [22V085000](/recalls/nhtsa/22V085000.md), 2022-02-16: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- [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\_2073599\_4](/bulletins/11028453.md), 2026-02-06, Service bulletin: VISIBILITY/WIPER. This TSB provides repair guidance in cases where the cooling fans are obstructed with road debris.
- [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\_2071139\_5](/bulletins/11026215.md), 2025-12-05, Service bulletin: VISIBILITY/WIPER. This bulletin provides information when it is not possible to adjust the blower setting; MIB3.
- [TSB\_2068460\_7](/bulletins/11023751.md), 2025-10-03, Service bulletin: VISIBILITY/WIPER. This bulletin provides information when the air conditioner does not work, there is no cooling output; P053000, P251500 stored in C5.
- [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\_2078654\_1](/bulletins/11021476.md), 2025-08-05, Service bulletin: VISIBILITY/WIPER. ThiS TSB provides information when there are event memory entries for refrigerant pressure sensors PT1, PT2, PT3 in diagnostic address 00C5.

JSON: [/v1/bulletins/10203689](/v1/bulletins/10203689)

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