# Service bulletin A8720042058598\_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: 10171818
- Published by NHTSA: 2020\-03\-05
- Manufacturer's number: A8720042058598\_1
- Manufacturer's date: 2020\-02\-20
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:APPLIANCE:AIR CONDITIONER

## NHTSA's summary

This bulletin contains repair instructions for when the customer feels a flow of warm air from the panel vents or footwell when the convertible top is open and the HVAC system is turned off intermittently.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10171818-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10171818-9999.pdf)

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

## Components

Equipment and accessories, Heating and air conditioning

## Vehicles listed

- 2018 to 2020 AUDI A3

## Other bulletins for the same vehicles and component

- [A9124992073629\_1](/bulletins/10253289.md), 2024-05-07, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin provides information when the Apple CarPlay connection is dropped repeatedly in short intervals.
- [SM 21\-2024](/bulletins/10252104.md), 2024-04-05, Service bulletin: UNKNOWN OR OTHER; EQUIPMENT. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
- [A8724702064077\_4](/bulletins/10252560.md), 2024-04-04, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS. This TSB describes a method for leak detection for R134A and R1234yf refrigerant platforms only.
- [A9124802055591\_6](/bulletins/10250815.md), 2024-03-06, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin provides information for vehicles when the infotainment system sporadically reboots.
- [A9124682072959\_1](/bulletins/10250336.md), 2024-03-06, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin provides information for when Apple CarPlay pops up or takes over audio without user intervention in vehicles with the Audi Smartphone Interface.
- [A9124642044318\_3](/bulletins/10250326.md), 2024-03-06, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin provides information for when there are noises from the rear shelf when playing music, or driving on rough roads.
- [A9124632044694\_3](/bulletins/10250322.md), 2024-03-06, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). This bulletin provides information pertaining to MMI Navigation database concerns.
- [A6923012059201\_7](/bulletins/10245680.md), 2023-12-06, Service bulletin: EQUIPMENT:ELECTRICAL. This bulletin provides information for when high beam assist or traffic sign detection limited, DTC 12B3FD may be stored in the DAS control module.
- [A0023812070568\_2](/bulletins/10245285.md), 2023-12-06, Service bulletin: EQUIPMENT. This bulletin provides information on the VAS 611 015 PICO\-NVH tool for professional noise analysis.
- [A9123332058007\_2](/bulletins/10244546.md), 2023-11-06, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin provides information for when Navigation, Bluetooth, smartphone interface, and voice recognition is not available.

JSON: [/v1/bulletins/10171818](/v1/bulletins/10171818)

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