# Service bulletin A571508 2039814\-

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: 10119948
- Published by NHTSA: 2017\-10\-21
- Manufacturer's number: A571508 2039814\-
- Manufacturer's date: 2015\-03\-06
- NHTSA component: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

Supersedes Technical Service Bulletin Group 57 number 15\-07 dated February 13, 2015. A remote key low battery warning icon and the warning message "Please change key battery" appear in the instrument cluster. DTC B147918 \(Remote key 1 voltage too low\) is logged in the vehicle electrical system control module \(BCM1\). The remote key battery is correct. Incorrect diagnostics for determining low remote key battery voltage in the software of the vehicle electrical system control module \(BCM1\). The software was improved for series production.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10119948-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10119948-0001.pdf)

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

## Components

Electrical system, Software

## Trouble codes named

B1479

## Vehicles listed

- 2015 AUDI A3 CABRIOLET

JSON: [/v1/bulletins/10119948](/v1/bulletins/10119948)

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