Technical Service Bulletin
93 Various ghost DTCs, B200000, P0CA400, P33E300, U15BF00 and/or U112100 are stored in the HV
battery charger ECU
93 24 98 2062631/5 July 31, 2024. Supersedes Technical Service Bulletin Group 93 number 23-13 dated May 30,
2023 for reasons listed below.
Model(s)

Year

VIN Range

Vehicle-Specific Equipment

All

Not Applicable

e-tron, and e-tron
2021 – 2023
Sportback
Q8 e-tron, SQ8
e-tron, Q8 e-tron
Sportback, and
SQ8 e-tron
Sportback

2024

Condition
REVISION HISTORY
Revision Date

Purpose

5

-

Revised Condition (Added Battery Charger 2 information)

4

05/30/2023 Revised header (Added Q8 e-tron and Q8 e-tron Sportback)
Revised Condition (Added Battery Charger 2 information)

3

08/16/2022 Revised Condition (Added Static or Sporadic to DTCs for software level 0081 and
0088)

Customer states:
No customer concerns, it is found during PDI or any other diagnostic work.
Workshop findings:
The following DTCs with symptom code may be stored in the high-voltage battery charger control module, J1050
(address word 00C6/8113):
Vehicles with Software 0079 installed in J1050 (address word 00C6)
Diagnostic
address

00C6 / 8113

DTC

B1A8AF0 Charge door 1 LIN actuator, path of movement fault

3211268

B194B13 Charge flap 2 search illumination – open circuit

3211295

B200000 Control module faulty

1049088

P0CA400 Hybrid/High voltage battery load voltage too high

14745862

© 2024 Audi of America, Inc.
Internal

Symptom
Code

Designation

Page 1 of 4

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
P1A1500 Charging unit 2 function restriction

14746766

P31D100 Charge socket A temperature sensor electrical error

14750742

P33E300 Charge socket A, communication error

2097664

P178E00 Function restriction due to excessive temperature

14750734

U15AC00 Signal damping log malfunction

3280913

U15B500

Quick battery charging (DC) – Charging station not
active

2097301
3276840

U15BF00 Intelligent charging function – faulty communication

3276846
3276852

U15C900 Safety module (FuSi) function intervention

13709330
13705477
13705501

U112100 Data bus missing message

13705524
13705553
13706243

Vehicles with Software 0081 installed in J1050 (address word 00C6)
Diagnostic
address

DTC

Designation

Symptom Code

P0CA400

Hybrid/High voltage battery load
voltage too high

14745862
13705524

U112100 Data bus missing message

Static /
Sporadic
Both
Both

13705553
13706243
13705484

00C6 / 8113

U15B500 Quick battery charging (DC)

2097301

Sporadic

B200000 Control module faulty

1049088

Both

B194B13

Charge flap 2 search illumination Open
3211295
circuit

Sporadic

B192E13

Charge flap 1 search illumination Open
3211292
circuit

Both

© 2024 Audi of America, Inc.
Internal

Page 2 of 4

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
U15BF00

Intelligent charging function Faulty
communication

3276840 3276846
3276852

P178E00

Function restriction due to excessive
temperature

14750734

Both
Sporadic

P33E300 Charging socket A Communication fault 2097664

Sporadic

P31D100

Charging socket A temperature sensor
Electrical malfunction

14750742

Sporadic

U15C900

Security module (FuSi) function
intervention

13709330

U15AC00 Signal damping log malfunction
B1A8AF0

Charge door 1 LIN actuator, Path of
movement fault

3280913
3211268

Both
Both
Both

Vehicles with Software 0088 installed in J1050 (address word 00C6) or J1239 (address word 8113)
Diagnostic
address

DTC

Designation

P0D2800 Battery charger Primary voltage too high

Static /
Sporadic

14746125

Both

P33E500

Quick battery charging (DC) Charge station
2097287
initialization error

Sporadic

U15AD00

Quick battery charging (DC) Charging
station incompatible

Both

C116300 Development functions active

2097292
14753057

P0CA400

Hybrid/High voltage battery load voltage
too high

14745862

U15B500

Quick battery charging (DC) Charging
station not active

2097301

00C6 / 8113

B200000 Control module faulty
U15BF00

Intelligent charging function Faulty
communication

U15AC00 Signal damping log Fault

© 2024 Audi of America, Inc.
Internal

Symptom
Code

1049088

Both
Both
Both
Sporadic

3276816
3276840
3280899

Both
Both

3280913

Page 3 of 4

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
Technical Background 1
Diagnosis issue in the software of the high-voltage battery charger control module, J1050 (address word 00C6).

Production Solution
Not applicable.

Service
The DTCs listed above stored in the high-voltage battery charger control module, J1050 (address word 00C6) are
entered erroneously and can be ignored (so-called ghost DTCs).

If there is a customer concern regarding charging, this TSB does not apply, and the vehicle must be
repaired following Guided Fault Finding.
Do not perform any repairs. Any repairs or part replacements for this concern may be denied.
This condition is normal.

Warranty
This TSB is informational only and not applicable to any Audi Warranty.

Additional Information
All part and service references provided in this TSB (2062631) 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

Page 4 of 4

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.