A9122102057715_4

Technical Service Bulletin
91 DTC U101400 stored in the telematics control module
91 22 10 2057715/4 July 12, 2022. Supersedes Technical Service Bulletin Group 91 number 20-75 dated June 5, 2020,
for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
All
Not applicable
A4 allroad, A4,
S4, A5, A5
Cabriolet, A5
Sportback, S5, S5
Cabriolet, S5
2019
Sportback, RS 5,
RS 5 Sportback,
and e-tron
quattro
A6, A7, A8, Q5,
SQ5, Q7, and Q8
2019 – 2020
A6 allroad, S6,
S7, A8 e quattro,
S8, e-tron
Sportback
2020
quattro, Q5 e
quattro, SQ7,
SQ8, and RS Q8
Condition
Page 1 of 3
© 2022 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
REVISION HISTORY
Revision
Date
Purpose
4
-
Revised Condition (removed customer states section)
3
06/05/2020
Revised header (Added A8)
2
04/28/2020
Revised header (Added Audi e-tron quattro and Q7)
Workshop findings:
The following DTC may be stored in the telematics control module, J949 (address word 0075):
•
DTC U101400 (Control module incorrectly coded).
Technical Background
A timing issue on start-up can cause the telematics control module to erroneously enter this DTC.
Production Solution
Not applicable.
Service
No repair is available at this time.
1. Do not perform any repairs. Any repairs for this concern may be denied.
2. This DTC does not have any impact on functionality or customer experience.
Page 2 of 3
© 2022 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
Warranty
This TSB is informational only and not applicable to any Audi Warranty.
Additional Information
All part and service references provided in this TSB (2057715) are subject to change and/or removal. Always check
with your Parts Department and/or ETKA for the latest information and parts bulletins. Please check the Repair
Manual for fasteners, bolts, nuts, and screws that require replacement during the repair.
©2022 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 3 of 3
© 2022 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.