A4423002065474_4

Technical Service Bulletin
44 TPMS message in the instrument cluster or the TPMS light is on, DTC U012700 is stored in the data
bus control module
44 23 00 2065474/4 June 28, 2023. Supersedes Technical Service Bulletin Group 44 number 22-93 dated May
20, 2022, for reasons listed below.
Model(s)
Year
A6, and A7
2019 – 2023
A6 allroad, S6,
and S7
2020 – 2023
RS 6 Avant, and
RS 7
2021 – 2023
A7 e quattro
2021 - 2022
VIN Range
Vehicle-Specific Equipment
All
Not Applicable
Condition
REVISION HISTORY
Revision
Date
Purpose
4
-
Revised Production Solution
3
05/20/2022
Revised header (Added Model Year)
2
03/17/2022
Revised Parts and Tools (Part number change)
Customer states:
• The tire pressure monitoring system (TPMS) warning light is on.
Workshop findings:
• The customer concern can be reproduced.
And
• The tire pressure monitoring system control module, J502 (address word 0065) cannot be reached with the
diagnostic tester.
The following DTC may be stored in the data bus on board diagnostic interface, J533 (address word 0019) as
active/static:
• DTC U012700 (Tire Pressure Monitoring Control Module - no communication) with symptom code 131595.
Technical Background
Page 1 of 4
© 2023 Audi of America, Inc.
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
According to ambient conditions, moisture can enter the control module via the pressure equalization element;
this leads to failure of the control module.
Production Solution
From July 2022 the bracket 4E0 810 675 B has been introduced in the production.
Service
1.
Check the wiring and pins in the connector for damage and measure the voltage supply at the tire pressure
monitoring system control module, J502 (address word 0065).
2.
If no irregularities can be detected:
• Replace the tire pressure monitoring system
control module, J502 (address word 0065), and
also fit with the new bracket, part number 4E0
810 675 B (Figures 1 - 2).
Figure 1. Installation location with standard bracket
4K0 907 249 A.
Page 2 of 4
© 2023 Audi of America, Inc.
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
Figure 2. Installation location with new bracket 4E0
810 675 B.
3.
Make sure that the wiring is routed correctly at the bracket and connector.
Tip: It is important for the wiring to be routed straight into the connector housing to ensure the correct
sealing of the wiring.
4.
Test the system to ensure all pressures are being properly read.
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:
4434
Damage Code:
0040
Labor Operations:
Remove and install Tire Pressure Monitoring
System control module
4434 1900
See SRT with
associated
operations
Page 3 of 4
© 2023 Audi of America, Inc.
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
Diagnostic Time:
Check Tire Pressure Monitoring System
control module
4434 0199
10 TU
Repair Tire Pressure Monitoring System
control module
4434 4199
10 TU
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max 40
TU)
Road test prior to the service procedure
No allowance
0 TU
Road test after the service procedure
0121 0004
10 TU
Claim Comment:
As per TSB 2065474/4
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.
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
Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual
See ETKA/ELSA
4E0810675B
Bracket
01
See ETKA
TPMS Control Module
01
Additional Information
All parts and service references provided in this TSB (2065474) 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.
Page 4 of 4
© 2023 Audi of America, Inc.
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.