# Service bulletin A912308205607618

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: 10238344
- Published by NHTSA: 2023\-07\-10
- Manufacturer's number: A912308205607618
- Manufacturer's date: 2023\-06\-29
- NHTSA component: COMMUNICATION:MANUFACTURER TELEMATICS

## NHTSA's summary

Ths bulletin provides information for when no diagnostics communication to the telematics control module; DTC U142100 may be stored.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10238344-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10238344-9999.pdf)

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

## Trouble codes named

U1421

## Vehicles listed

- 2019 AUDI A4
- 2019 AUDI A5
- 2019 AUDI A5 CABRIOLET
- 2019 to 2020 AUDI A6
- 2020 AUDI A6 ALLROAD
- 2019 to 2020 AUDI A7
- 2019 to 2020 AUDI A8
- 2020 AUDI A8 L E
- 2019 AUDI E\-TRON
- 2020 AUDI E\-TRON
- 2019 to 2020 AUDI Q5
- 2020 AUDI Q5 PHEV
- 2019 to 2020 AUDI Q7
- 2019 to 2020 AUDI Q8
- 2019 AUDI RS 5
- 2020 AUDI RS Q8
- 2019 AUDI S4
- 2019 AUDI S5
- 2019 AUDI S5 CABRIOLET
- 2020 AUDI S6
- 2020 AUDI S7
- 2020 AUDI S8
- 2019 to 2020 AUDI SQ5
- 2020 AUDI SQ7
- 2020 AUDI SQ8

JSON: [/v1/bulletins/10238344](/v1/bulletins/10238344)

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