Technical Service Bulletin
90 Instrument cluster message "Parking brake: malfunction!"
90 23 06 2048009/5 February 10, 2023. Supersedes Technical Service Bulletin Group 90 number 19-20 dated
July 2, 2019, for reasons listed below.
Model(s)

Year

VIN Range

A3, A3 e-tron
quattro, A3
Cabriolet, RS 3,
A4, A4 allroad,
Q5, SQ5, Q7,
TT, TTS, and TT
Roadster

2017

All

R8, and R8
Spyder,

2017

900001 – 904545

Q5, and SQ5

2018

All

Vehicle-Specific Equipment

Virtual Cockpit

Condition
REVISION HISTORY
Revision

Date

Purpose

5

-

Revised header (updated software filter)
Revised condition (corrected cluster message text)

4

07/02/2019

Revised header (Corrected Elsa display issue)
Revised Service (Added SVM table)
Revised Warranty (Add Labor Operation)

3

10/05/2017

Revised header (Corrected Elsa display issue)

Customer states:
• They receive a message "Parking brake: malfunction! Safely turn off the vehicle, See owner’s manual" is
shown and then goes away.
Workshop findings:
• The concern cannot be reproduced and the customer does not experience a functional issue.
• There are no DTCs relating to the concern.

Technical Background
Page 1 of 4
© 2023 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights
of Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a
retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without
the prior expressed written permission of the publisher.

Technical Service Bulletin
The software requires an update.

Production Solution
Updated software implemented into production.

Service
SVM Update Instructions
1. Follow all instructions in TSB 2047812: 00 SD Creator: How to set up and use the SD Creator for obtaining
vehicle software updates via the MirrorServer.
2. Update the instrument cluster using the SVM action code as listed in the table below, if necessary:
Model

Q7

Old Software Old
Part Number Software
Version
4M0920790B
4M0920794B
4M0920890B
4M0920894B

R8

4S0920790A
4S0920890A

A4/A5/Q5
A3

0300
0302
0306
0249

(or higher)
4M0920790B
4M0920794B
4M0920890B
4S0920790A
4S0920890A

0299

8W5920790C

8W5920890C

0307

8W5920890C

8V0920790
0044

8V0920890

8V0920794

0045

8V0920794

8S0920890B

FPKWW310Q7

0253

FPKWW253R8

0313

FPKWW313B9

0047

FPKWW047A3Q2

0296

FPKWW296TT

8V0920790

8V0920890

8S0920790B

0310

4M0920894B

8W5920790C

8V0920894
TT

New Software New Software SVM Code Input
Part Number
Version

8V0920894
0290

8S0920790B
8S0920890B

Warranty
Page 2 of 4
© 2023 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights
of Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a
retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without
the prior expressed written permission of the publisher.

Technical Service Bulletin
Claim Type:

• 110 up to 48 Months/50,000 Miles.
• G10 for CPO Covered Vehicles – Verify Owner.
• If the vehicle is outside any warranty, this Technical Service Bulletin is informational
only.

Service Number:

9025

Damage Code:

0039

Labor Operations

Software Update

0151 0000

Time stated on
diagnostic protocol
(Max 100 TU)

Diagnostic Time:

GFF

No allowance

0 TU

Road test prior to service procedure

No allowance

0 TU

Road test after service procedure

No allowance

0 TU

As per TSB 2048009/5
Claim Comment:
All warranty claims submitted for payment must be in accordance with the Audi Warranty Policies and Procedures
Manual. Claims are subject to review or audit by Audi Warranty.

Required Parts and Tools
If necessary, order the SD card in advance for the model or install the software to an SD card with the
specifications SDHC or SDXC via the SD Creator:
Always check with your Parts Department and/or ETKA for the latest information and parts bulletins.
Model

SD card

Quantity

Q7

8S0906961AJ

01 (per dealer)

R8

8S0906961AF

01 (per dealer)

A4/A5/Q5

8S0906961AG

01 (per dealer)

A3

8S0906961AH

01 (per dealer)

TT

8S0906961AE

01 (per dealer)

Additional Information
Page 3 of 4
© 2023 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights
of Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a
retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without
the prior expressed written permission of the publisher.

Technical Service Bulletin
The following Technical Service Bulletin(s) will be necessary to complete this procedure:
• TSB 2047812, 00 SD Creator: How to setup and use the SD Creator for obtaining vehicle software updates via
the MirrorServer.
All part and service references provided in this TSB (2048009) are subject to change and/or removal. Please
check the Repair Manual for fasteners, bolts, nuts, and screws that require replacement during the repair.
©2023 Audi of America, Inc. All rights reserved. The information contained in this document is based on the
latest information available at the time of printing and is subject to the copyright and other intellectual property
rights of Audi of America, Inc., its affiliated companies, and its licensors. All rights are reserved to make changes
at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or
transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may
these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.

Page 4 of 4
© 2023 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights
of Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a
retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without
the prior expressed written permission of the publisher.