A9321582065538_1

Technical Service Bulletin
93 Red electrical malfunction warning, or the vehicle does not start, DTC U011000 is stored in the TCM
93 21 58 2065538/1 December 15, 2021.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A7 PHEV
2019 - 2021
All
PHEV
Q5 PHEV
2019 - 2021
All
PHEV
Condition
Customer states:
 There is a red electrical malfunction message or drive system malfunction in the instrument cluster.
 The vehicle does not start.
Workshop findings:
The following DTC may be stored in the transmission control module (TCM), J217 (address word 0002):
 DTC U011000 (Lost Communication with Drive Motor Control Module 'A’) active/static with symptom code
20952.
Technical Background
12 Volt supply briefly drops and a low-voltage monitoring system detects this. This can cause no further
communication with the power electronics.
Production Solution
Not applicable.
Service
If the above conditions has been confirmed, proceed as follows:
1. Establish a full bus sleep cycle (leave vehicle stationary and locked for at least 20 minutes -> the time for a full
bus sleep cycle may be longer or shorter, depending on the vehicle).
2. Erase the DTCs.
3. Establish a full bus sleep cycle.
4. Recheck for the concern.
Page 1 of 3
© 2021 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
If the above does not repair the concern, then proceed with the ODIS test plans to repair the vehicle.
Tip: If it is deemed the 12 Volt battery is faulty, causing this concern the battery repair is not part of this TSB
and should be performed in accordance to the Audi Warranty Policies and Procedures 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:
9350
Damage Code:
0040
Diagnostic Time:
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max 50
TU)
Road test prior to service procedure
No allowance
0 TU
Road test after service procedure
0121 0004
10 TU
Claim Comment:
As per TSB # 2065538/1
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.
Additional Information
All part and service references provided in this TSB (2065538) 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.
©2021 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
Page 2 of 3
© 2021 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
these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
Page 3 of 3
© 2021 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.