# Service bulletin Circular 91U7

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: 10163513
- Published by NHTSA: 2019\-08\-07
- Manufacturer's number: Circular 91U7
- Manufacturer's date: 2019\-07\-17
- NHTSA component: EQUIPMENT; EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM

## NHTSA's summary

Infotainment System Software – Security Patch 2015 A3 Sedan, S3 Sedan, A3 Cabriolet, 2016 A3 Cabriolet, A3 Sedan, A3 Sportback, A6 Sedan, A7, Q7, RS7, S3 Sedan, S6, S7, TT Coupe, TT Roadster, 2017 A4 Sedan, Q7, R8 Coupe

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10163513-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10163513-9999.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- 2015 to 2016 AUDI A3 CABRIOLET
- 2017 AUDI A4 ALLROAD
- 2016 AUDI A6
- 2016 AUDI A7
- 2016 AUDI Q7
- 2017 AUDI Q7
- 2017 AUDI R8 SPYDER
- 2016 AUDI RS 7
- 2015 to 2016 AUDI S3
- 2016 AUDI S6
- 2016 AUDI S7
- 2016 AUDI TT ROADSTER

## Recalls for the same vehicles and component

- [18V862000](/recalls/nhtsa/18V862000.md), 2018-12-05: ELECTRICAL SYSTEM:WIRING
- [18V096000](/recalls/nhtsa/18V096000.md), 2018-02-07: EQUIPMENT:OTHER:LABELS
- [16V642000](/recalls/nhtsa/16V642000.md), 2016-09-06: ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING

## Other bulletins for the same vehicles and component

- [TSB\_2083183\_1](/bulletins/11038118.md), 2026-10-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides infomraiotn when there are noises from the surround loudspeaker.
- [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\_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\_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\_2059335\_7](/bulletins/11034643.md), 2026-07-07, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information when there are noises from the area around the instrument cluster.
- [TSB\_2074729\_3](/bulletins/11034634.md), 2026-07-07, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informationwhen noises/vibration are detected from front of vehicle in dynamic mode.
- [TSB\_2080517\_4](/bulletins/11033492.md), 2026-06-04, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informaiotn when the starter battery is discharged or defective.
- [TSB\_2080517\_3](/bulletins/11032165.md), 2026-05-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informaiotn when the starter battery is discharged or defective.
- [TSB\_2081409\_1](/bulletins/11031053.md), 2026-04-07, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informaiton regarding the Universal Traffic Recorder.
- [TSB\_2081405\_1](/bulletins/11031051.md), 2026-04-07, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides informaiotn about various infortainment system complaints.

JSON: [/v1/bulletins/10163513](/v1/bulletins/10163513)

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