# Service bulletin AOS\-26\-42

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: 11036891
- Published by NHTSA: 2026\-09\-04
- Manufacturer's number: AOS\-26\-42
- Manufacturer's date: 2026\-08\-26
- Campaign id or software version: AOS\-26\-42
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct headlight basic setting not passing after KD2 flash.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036891-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036891-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2025 AUDI Q6 E\-TRON
- 2025 AUDI SQ6 E\-TRON

JSON: [/v1/bulletins/11036891](/v1/bulletins/11036891)

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