A4323782059363_4

Technical Service Bulletin
43 Air suspension malfunction warning in the cluster, DTC C1260F0 or U112100 stored in the suspension
control module
43 23 78 2059363/4 August 24, 2023. Supersedes Technical Service Bulletin Group 43 number 22-62 dated June
9, 2022, for reasons listed below.
Model(s)
Year
Q7
2017 – 2023
Q5, and SQ5
2018 – 2024
A6, A7, and A8
2019 – 2024
Q8
2019 - 2023
e-tron quattro
VIN Range
Vehicle-Specific Equipment
All
Adaptive Suspension
2019
2021 – 2024
A6 allroad, S6,
S7, S8, and etron Sportback
quattro
2020 – 2024
SQ7, SQ8, and
RS Q8
2020 – 2023
A8 e quattro
2020 – 2021
RS 6 Avant, RS
7, Q5 e quattro,
Q5 Sportback,
and SQ5
Sportback
2021 – 2024
A7 e quattro
2021 - 2022
e-tron S quattro
2023 -2024
Condition
REVISION HISTORY
Revision
Date
Purpose
4
-
Revised header (Added Model Year)
3
06/09/2022
Revised header (Added Model Year)
2
08/2/2021
Revised header (Added Model Year)
© 2023 Audi of America, Inc.
Page 1 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
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, J1135 (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 (address word 0074), 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.
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
© 2023 Audi of America, Inc.
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
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)
Road test prior to the service procedure
0121 0002
10 TU
Road test after the service procedure
0121 0004
10 TU
As per TSB 2059363/4
Claim Comment:
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 Number
Part Description
Quantity
See ETKA
Level Control System Compressor Electronics J1135 ( if 01
necessary )
See ETKA
Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual
See ETKA/ELSA
Additional Information
All parts and service references provided in this TSB (2059363) are subject to change and/or removal.
©2023 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.
© 2023 Audi of America, Inc.
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.