# Service bulletin TSB\_2079812\_3

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: 11028443
- Published by NHTSA: 2026\-02\-06
- Manufacturer's number: TSB\_2079812\_3
- Manufacturer's date: 2026\-01\-22
- NHTSA component: POWER TRAIN

## NHTSA's summary

This bulletin provides information when the message "Four\-wheel drive fault" is displayd in the instrument closter on rear wheel drive vehicles.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028443-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028443-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2025 AUDI A6 SPORTBACK E\-TRON
- 2025 AUDI S6 SPORTBACK E\-TRON

JSON: [/v1/bulletins/11028443](/v1/bulletins/11028443)

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