A9320372049384_4

93 MIL on, DTC logged for the HV battery (GFF indicates that the battery should be replaced)
93 20 37 2049384/4 October 29, 2020. Supersedes Technical Service Bulletin Group 93 number 20-32 dated
August 5, 2020 for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A3 e-tron
2016 - 2018
All
HV battery
Audi e-tron
quattro
2019 - 2020
All
HV battery
A8, Q5, and
Audi e-tron
Sportback
2020
All
HV battery
Condition
REVISION HISTORY
Revision Date
Purpose
4
-
Revised Service (Added photo and step)
3
08/05/2020
Revised header (Added A8 and Q5)
2
04/24/2019
Revised header (Updated documentation, added model years, and model)
Customer states:
 MIL on.
Workshop findings:
 In the battery regulation control module, J840 (address word 008C) or in the high-voltage battery charger
control module, J1050 (address word 00C6) a DTC is logged for the HV battery.
 GFF is performed and indicates to replace the HV battery.
Technical Background
Not applicable.
Production Solution
Not applicable.
Page 1 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.
Service
1. Review and follow the instructions in the attached document to ensure correct documentation is performed
for any battery repairs.
2. Perform classification test plan to determine the state of the battery, for shipping process (critical or noncritical).
3. For the defective HV battery: write the VIN close to the battery label (Figure 1). Then take a picture and
upload it to TAC.
Figure 1. Example for TAC documentation submission.
4. Contact TAC with the requested documentation uploaded.
5. Follow the instructions and complete the attached document after TAC provides directions for the battery
repair.
Warranty
This TSB is informational only and not applicable to any Audi Warranty.
Additional Information
All parts and service references provided in this TSB (2049384) 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.
©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
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.
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.