39 Warning lamp for sports differential on, DTC U101300 stored in the differential lock control module
(quattro sport)
39 20 34 2060169/1 July 14, 2020.
Model(s)

Year

VIN Range

Vehicle-Specific Equipment

SQ8, RSQ8

2020

All

Sports Differential

Q8

2019 - 2020

All

Sports Differential

A6, A7, S6,
S7, and
RS7

2019 -2020

All

Sports Differential

A4, A4
allroad, S4,
Q7, and
SQ7

2017 - 2020

All

Sports Differential

A5, A5
Cabriolet,
A5
Sportback,
S5, S5
Cabriolet,
Sportback,
RS5, RS5
Cabriolet,
RS5
Sportback,
A8, S8, Q5,
and SQ5

2018 - 2020

All

Sports Differential

Condition
Customer states:
 The sports differential warning lamp is on.
 A sports differential warning message appears.
Workshop findings:
The following DTC is stored in the differential lock control module (quattro sport), J187 (address word 0032):
 DTC U101300 (control unit not coded).

Technical Background
Not applicable.

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© 2020 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.

Production Solution
Not applicable.

Service
If the concern matches the conditions above, replace the control module for the differential lock control module,
J187 (address word 0032) according to the Elsa Repair Manual.

Warranty
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:

3993

Damage Code:

0039

Labor Operations:

Replace four-wheel-drive control module

3993 55XX
3993 19XX (Q7
only)

Diagnostic Time:

Claim Comment:

See SRT with
associated
operations

GFF

0150 0000

Time stated on
the diagnostic
protocol (Max 50
TU)

Road test prior to service procedure

0121 0002

10 TU

Road test after service procedure

0121 0004

10 TU

As per TSB #206169/1

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.

Page 2 of 3
© 2020 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.

Required Parts and Tools
Always check with your Parts Department and/or ETKA for the latest information and parts bulletins.
Part Number

Part Description

Quantity

See ETKA

Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual

See ETKA/ELSA

Order by VIN

The differential lock control module

01

Additional Information
All parts and service references provided in this TSB (206169) are subject to change and/or removal.
©2020 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.

Page 3 of 3
© 2020 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.