A9324462073482_1

Technical Service Bulletin
93 PSS Q8 e-tron drive system fault, electrical system fault U0ADC00, P0AE000, P2BCA00; U059B00
93 24 46 2073482/1 March 22, 2024.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
Q8 e-tron, Q8
Sportback e-tron,
SQ8 e-tron, and
SQ8 Sportback
e-tron
2024
All
Not Applicable
Condition
Customer states:
At the time of the complaint, the vehicle was at an AC charging station.
AND
The drive system could not be activated.
AND
The following error messages appear in the instrument cluster after switching on the vehicle.
• Drive system: fault. Safely stop vehicle
• Electrical system: fault. Safely stop vehicle
Workshop findings:
• The customer statement can be reproduced.
The following DTC entries are logged (static/intermittent) in the control unit for hybrid battery management
(008C):
• U059B00: High voltage battery switch box, implausible signal
• P0ADC00: Hybrid/EV Battery Positive contact control circuit high
• P0AE000: Hybrid/EV Battery Negative contact control circuit high
• P2BCA00: Battery Charging system, activation positive loader 2, short circuit to positive
Technical Background
Diagnostic aspects of the software are too sensitive.
Production Solution
This bulletin will be updated when more information is available. A solution is currently under development.
© 2024 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
Service
If a customer has contacted the dealership regarding this concern, and the vehicle is not operational,
before the vehicle is towed to the dealership advise the customer to turn the vehicle off completely for
20 minutes for a bus sleep cycle. The customer should attempt to restart the vehicle after 20 minutes
has transpired. If the concern persists, then recommend contacting Roadside to have the vehicle towed
to the nearest Certified Audi Service Center.
Warranty
Claim Type:
• 110 for 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:
9325
Damage Code:
0040
Diagnostic Time:
GFF
0151 0060
Time stated on
the diagnostic
protocol
(Max 10 TU)
Claim Comment:
As per TSB 2073482/1
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 (2073482) 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.
©2024 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
© 2024 Audi of America, Inc.
Internal
Page 2 of 3
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.
© 2024 Audi of America, Inc.
Internal
Page 3 of 3
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.