A911744 2037073-

Service Bulletin Details

Public Details for: A911744 2037073-

This bulletin details why the radio sounds different due to different hardware.


- 2019 - 2018 - 2017 - 2016 - 2015 - 2014 -

Models from 2014
2014 AUDI A3
91 MIB SIRIUSXM satellite radio reception differs from MMI3G/3G+ vehicle or no reception in Puerto Rico
91 17 44 2037073/5 August 21, 2017. Supersedes Technical Service Bulletin Group 91 number 16-72 dated
September 12, 2016 for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A3
2015 - 2019
All
MIB MMI
A4, Q7
2017 - 2019
All
MIB2 MMI
A6, A7
2016 - 2018
All
MIB2 MMI
A5, Q5
2018
All
MIB2 MMI
Condition
REVISION HISTORY
Revision
Date
Purpose
5
-
Revised header data (Added model years)
4
09/12/2016
Revised header data (Added model years)
3
04/01/2016
Revised header data (Added models)
One of the following conditions is present:
 The customer says that the vehicle’s reception for SIRIUS radio differs from the reception in his or her other
Audi vehicle.
 The customer says that the vehicle’s reception for SIRIUSXM radio only shows “Linking” when the vehicle is
driven in Puerto Rico.
Technical Background
Starting with the model year 2015 A3 sedan, vehicles with the MIB MMI radio platform (MIB1 and MIB2) use a
different SDARS chipset than what was used with MMI3G/3G+. The new SDARS chipset uses the XM band to
receive SIRIUSXM programming, whereas MMI3G/3G+ used the SIRIUS band to receive SIRIUS programming.
Both bands transmit the same programming, but are independent signals.
 Because the infrastructure supporting the XM band is different than the infrastructure supporting the SIRIUS
band, a performance difference may be perceived. There may be a difference in signal strength compared to
MMI3G/3G+, but the overall reception should remain the same or possibly be improved with XM band.
Page 1 of 2
© 2017 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.
 Additionally, the SIRIUS band is transmitted over Puerto Rico via satellite, but the XM band satellite signal is
not. Because there are no ground repeaters in Puerto Rico, MIB radios will not receive any satellite radio
stations.
Tip: MIB radios using the XM band have the same music channel line-up. However, the XM band includes
sports channels that are not available on the SIRIUS band (for example, MLB channels 176-189) due to XMspecific licensing agreements in which SIRIUS is not included.
Production Solution
Not applicable. Glove box inserts are being updated to clarify that service in Puerto Rico is limited based on
hardware capability.
Service
Explain the Technical Background to the customer.
Tip: All Audi brand sales representatives should be provided with the information in this bulletin.
Warranty
This TSB is informational only and not applicable to any Audi Warranty.
Additional Information
All parts and service references provided in this TSB (2037073) are subject to change and/or removal. Always
check with your Parts Department and service manuals for the latest information.
©2017 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 2 of 2
© 2017 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.


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