# Service bulletin TSB\_2078437\_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: 11021464
- Published by NHTSA: 2025\-08\-05
- Manufacturer's number: TSB\_2078437\_1
- Manufacturer's date: 2025\-07\-01
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

This bulletin provides information when the MIB3 restarts by itself, or fails.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021464-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021464-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2020 AUDI A4
- 2020 AUDI A4 ALLROAD
- 2020 AUDI A5
- 2020 AUDI A5 CABRIOLET
- 2020 AUDI A5 SPORTBACK
- 2020 AUDI S4
- 2020 AUDI S5
- 2020 AUDI S5 CABRIOLET
- 2020 AUDI S5 SPORTBACK

## Recalls for the same vehicles and component

- [2020575](/recalls/tc/2020575.md), 2020-11-25: Electrical
- [20V737000](/recalls/nhtsa/20V737000.md), 2020-11-25: ELECTRICAL SYSTEM; EXTERIOR LIGHTING:TAIL LIGHTS

## Other bulletins for the same vehicles and component

- [TSB\_2079214\_4](/bulletins/11038061.md), 2026-10-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information regarding fault finding and repair information for electric tailgate.
- [TSB\_2068573\_6](/bulletins/11038032.md), 2026-10-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information when the rear parking sensor sometimes does not work, rear parking sensor loose, rear parking sensor fault message.
- [TSB\_2082977\_1](/bulletins/11036974.md), 2026-09-04, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informaiton when the airbag warning lamp is active, event memory "B200000 \- Faulty control module, symptom 305".
- [TSB\_2082976\_2](/bulletins/11036973.md), 2026-09-04, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides general information about the current tpp issues for Audi connect.
- [TSB\_2082976\_1](/bulletins/11036972.md), 2026-09-04, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides general information about the current tpp issues for Audi connect.
- [TSB\_2069331\_8](/bulletins/11036910.md), 2026-09-04, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informaitn when there is a warning messsage; "Instrument cluster: fault. Limited warning messages. Please contact workshop"; DTC B200096.
- [TSB\_2064681\_6](/bulletins/11036905.md), 2026-09-04, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information when there is an issue with wireless charging/wireless charging is not working.
- [TSB\_2073747\_4](/bulletins/11035810.md), 2026-08-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informatoinw hent here are scratches or a coating on the cover of the instrument cluster, or particles inside of the housing.
- [TSB\_2069596\_3](/bulletins/11035804.md), 2026-08-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information when the pop\-up for massage functions does not appear.
- [TSB\_2069331\_7](/bulletins/11034652.md), 2026-07-07, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informaitn when there is a warning messsage; "Instrument cluster: fault. Limited warning messages. Please contact workshop"; DTC B200096.

JSON: [/v1/bulletins/11021464](/v1/bulletins/11021464)

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