Technical Service Bulletin
93 DTC U041300 Battery Energy Control Module "B" stored in ECM and/or Electric Drive Control Unit
93 24 96 2068630/4 July 31, 2024. Supersedes Technical Service Bulletin Group 93 number 23-14 dated May 30,
2023, for reasons listed below.
Model(s)

Year

A7 e quattro

2021 - 2022

Q5 e quattro

2020 - 2024

VIN Range

Vehicle-Specific Equipment

All

Not Applicable

Condition
REVISION HISTORY
Revision Date

Purpose

4

-

Revised Condition (Updated customer statements)

3

05/30/2023

Revised Service (Updated SVM Table)

2

05/22/2023

Revised Service (Added Software update for A7 and MY 2020 and 2021 Q5)
Revised header (Added A7 and MY 2020 and 2022)

Customer states:
Yellow warning lamp in instrument cluster.
The vehicle can no longer be started.
Workshop findings:
U041300 Stored in Diagnostic address 0001 and/or 0051:
The following DTC(s) is/are stored engine control module (ECM), J623 (address word 0001): and/or in the Electric
Drive control unit J841 (address word 0051):
•

DTC U041300 Invalid Data Received from Battery Energy Control Module “B’” with symptom code 23085.

The customer statement can be reproduced.
The switching unit for high-voltage battery SX6 has the software version 106/206.
The software version can be checked as follows:
Guided functions in ODIS >> Diagnostic address 008C >> Guided Function >>” Read identification”>> Read
additional identification data >> read and display data of sub-systems (slaves). The result of the identification is
shown in the diagnostic log.
P0A9500 or P0E2E00 in diagnostic address 008C:
The following DTC(s) is/are stored in the hybrid battery management control module, J840 (address word 008C)
DTC P0A9500: High Voltage Fuse (symptom 28730) passive/intermittent
Or
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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
DTC P0E2E00: Battery Charger “A” Fuse (symptom 28733) passive/intermittent
The customer statement can be reproduced, and the faults listed above are set in the 008C.
According to Guided Fault finding the switching unit for the high-voltage battery (SX6) should be replaced.
However, replacing the part will not solve the problem.
P0B1300 in diagnostic address 008C:
The following DTC(s) is/are stored in the hybrid battery management control module, J840 (address word 008C)
DTC P0B1300: Hybrid Battery Pack Current Sensor “A/B” Correlation (symptom 14348)
The customer statement can be reproduced, and the faults listed above are set in the 008C
According to Guided Fault finding the switching unit for the high-voltage battery (SX6) should be replaced.
However, replacing the part will not solve the problem.
P0AC00 in diagnostic address 008C:
The following DTC(s) is/are stored in the hybrid battery management control module, J840 (address word 008C)
DTC P0AC00: Hybrid/EV Battery Pack Current Sensor “A” Circuit Range/Performance (symptom 14340)
In some cases, P0A7E00: Hybrid/EV Battery Pack Over Temperature (symptom 28706) may be logged.
The customer statement can be reproduced, and the faults listed above are set in the 008C
According to Guided Fault finding the switching unit for the high-voltage battery (SX6) should be replaced.
However, replacing the part will not solve the problem.

Technical Background 1
Software Error.

Production Solution
Improved software in production.

Service
This TSB replaces Pending Service Solution (PSS) 2065722: PSS 93: DTC U041300 Battery Energy Control
Module "B" stored in ECM and/or Electric Drive Control Unit.
This TSB applies if at least one of the customer statements and one or more of the workshop findings are
applicable and the vehicle has one of the following 4 equipment versions.
SVM Update Option 1 Instructions
Follow all instructions in TSB 2011732: 00 Software Version Management (SVM), operating instructions.

© 2024 Audi of America, Inc.
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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
Update the Hybrid Battery Management control unit (J840) using the SVM action code as listed in the table below,
if necessary:

To prevent the high-voltage battery from charging during the software update, the high-voltage
charging cable on vehicles with high-voltage components must be unplugged BEFORE the SVM code is
entered. Charging the high-voltage battery during a software update can cause damage to the highvoltage components.

Model

Old Software
Part Number

Old Software
Version

New Software
Part Number

New Software
Version

SVM Code
Input

(or higher)
Q5 TFSIe

4M4915233G

0371

4M4915233K

0373

8CA009

SVM Update Option 2 Instructions

For this repair option two SVM codes will need to be run and they must be in the order provided below

Follow all instructions in TSB 2011732: 00 Software Version Management (SVM), operating instructions.
Update the Hybrid Battery Management control unit (J840), the Battery Junction Box (SX6) and the Cell Module
Control units (CMC) using the SVM action code as listed in the table below, if necessary:

To prevent the high-voltage battery from charging during the software update, the high-voltage
charging cable on vehicles with high-voltage components must be unplugged BEFORE the SVM code is
entered. Charging the high-voltage battery during a software update can cause damage to the highvoltage components.

Model

Old Software
Part Number

Old Software
Version

New Software
Part Number

New Software
Version

SVM Code
Input

(or higher)
Q5 TFSIe

A7 TFSIe

4M0915233R

0274

4M0915233AE

0278

4K0915233

0275

4K0915233A

0278

4M4915233B

0371

4M4915233J

0373

© 2024 Audi of America, Inc.
Internal

0273

8CA011
+
8CA011KONF

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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
Warranty
Claim Type:

If the vehicle is outside any warranty, this Technical Service Bulletin is
informational only.

Service Number:

9327

Damage Code:

0040

Labor Operations:

Software Update

0151 0000

Time stated on
the diagnostic
protocol

Diagnostic Time:

GFF

No allowance

0 TU

Charge battery

2706 8950

See SRT with
associated
operations

Road test prior to service procedure

No allowance

0 TU

Road test after service procedure

No allowance

0 TU

Claim Comment:

As per TSB 2068630/4

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 (2068630) 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
these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.

© 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.