Technical Service Bulletin
43 Air suspension malfunction warning in the cluster, DTC C1260F0 or U112100 stored in the suspension
control module
43 24 85 2059363/5 April 5, 2024. Supersedes Technical Service Bulletin Group 43 number 23-78 dated August
24, 2023 for reasons listed below.
Model(s)

Year

Q7

2017 - 2024

Q5, and SQ5

2018 - 2024

A6, A7, A8, and
Q8

2019 - 2024

VIN Range

Vehicle-Specific Equipment

All

Air Suspension

2019

e-tron quattro

2021 - 2023

A6 allroad, S6,
S7, S8, Q5 e
quattro, SQ7,
SQ8, and RS Q8

2020 - 2024

e-tron Sportback
quattro

2020 - 2023

A8 e quattro

2020 - 2021

RS 6 Avant, RS
7, Q5 Sportback,
and SQ5
Sportback

2021 - 2024

A7 e quattro

2021 - 2022

e-tron S

2022 - 2023

Q8 e-tron, Q8
Sportback e-tron,
SQ8 e-tron, and
SQ8 Sportback
e-tron

2024

Condition
REVISION HISTORY
Revision

Date

Purpose

5

-

Revised header (Added Model Year)

© 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
Revised Service (Added Note)
4

08/24/2023

Revised header (Added Model Year)

3

06/09/2022

Revised header (Added Model Year)

Customer states:
• Air suspension malfunction warning in the instrument cluster (symbol for the air spring).
Workshop findings:
One of the following DTCs is stored in the suspension control module, J775 (address word 0074):
• DTC C1260F0 (compressor control unit for adaptive suspension, no communication) with symptom code
262400.
Or
• DTC U112100 (data bus, missing message) with symptom code 262400.

Technical Background
Not applicable.

Production Solution
Improved software introduced in August 2023.

Service
Check for irregularities in wiring and connector contacts between the suspension control module, J775
(address word 0074) and the compressor control module, J1135, if there are no problems found then proceed
as follows:
• If the DTC is passive/sporadic, delete the DTC and release the vehicle.
• If the DTC is active/static, replace compressor control unit J1135 according to Elsa at Repair Manual,

Chassis >> Suspension, Wheels, Steering >> 43 Self Levelling Suspension >> Air Suspension >> Level
Control System Compressor Electronics J1135, Removing and Installing.

© 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
If the DTC C1260F0 (262400) or DTC U112100 (262400) are stored for a second time in the
suspension control unit J775 as passive/sporadic, replace the compressor control unit J1135.

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:

4316

Damage Code:

0039

Labor Operations:

Control module remove + reinstall

4316 1950

See SRT with
associated
operations

Diagnostic Time:

GFF

0150 0000

Time stated on
the diagnostic
protocol
(Max 30 TU)

Claim Comment:

Road test prior to the service procedure

0121 0002

10 TU

Road test after the service procedure

0121 0004

10 TU

As per TSB 2059363/5

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.

Required Parts and Tools
Always check with your Parts Department and/or ETKA for the latest information and parts bulletins.
Part

Part Description

Quantity

Number
© 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
See ETKA

Level Control System Compressor Electronics J1135 ( if necessary )

01

See ETKA

Fasteners, Bolts, Nuts, and Screws as needed per the Repair

See

Manual

ETKA/ELSA

Additional Information
All parts and service references provided in this TSB (2059363) are subject to change and/or removal.
©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.