A9323332063427_5

Technical Service Bulletin
93 High-voltage battery charger control module reports under wrong diagnostic address after being
replaced
93 23 33 2063427/5 November 15, 2023. Supersedes Technical Service Bulletin Group 93 number 23-98 dated
March 31, 2023 for reasons listed below.
Model(s)
Year
e-tron quattro
2019
2021 – 2023
VIN Range
Vehicle-Specific Equipment
All
Not Applicable
e-tron Sportback
2021 – 2023
quattro
e-tron S
2022 – 2023
Q8 e-tron, Q8
Sportback e-tron,
SQ8 e-tron, and 2024 – 2025
SQ8 Sportback
e-tron
Condition
REVISION HISTORY
Revision
Date
Purpose
5
-
Revised Header (Model Year 2024 and 2025 added)
4
03/31/2023
Revised Header (Model Year 2023 added)
3
01/09/2023
Revised Header (Updated model codes)
Customer states:
• The high-voltage battery charger control module, J1050 (address word 00C6) has been replaced due to a
fault.
Workshop findings:
• After the vehicle’s high-voltage battery charger control module, J1050 is replaced, the new unit no longer
reports in the diagnostic scan tool under address word 00C6 but instead reports under address word 8113.
Technical Background
The replacement part needs to have the diagnostic address/address word changed.
© 2023 Audi of America, Inc.
Internal
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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
Production Solution
Not applicable.
Service
If the concern occurs after the component is replaced, proceed as follows using the diagnostic scan tool. Using
Guided Functions select:
1. High-Voltage Battery Charger Control Module 2, J1239 (Diagnostic address 8113).
2. 8113 - High-Voltage Battery Charger Control Module 2, functions.
3. 8113 - Change diagnostic address from 8113 to 00C6.
4. Run the test plan and the scan tool will correct the diagnostic address.
5. Check that the high-voltage battery charger control module, J1050 is now reporting in the scan tool under
address word 00C6 and the high-voltage battery charger control module 2, J1239 is no longer reporting under
address word 8113.
Finish the replacement test plan for the replacement of the high-voltage battery charger control module, J1050.
Warranty
This TSB simply provides extended repair instructions; it should not be used for separate billing. The extra time
needed should be included in the GFF time for the repair you were currently working on.
Additional Information
All part and service references provided in this TSB (2063427) 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.
©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.
© 2023 Audi of America, Inc.
Internal
Page 2 of 2
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.