A4822232053869_5

Technical Service Bulletin
48 Steering wheel heater is not working, DTC B145504 is stored in the steering column control module
48 22 23 2053869/5 March 9, 2022. Supersedes Technical Service Bulletin Group 48 number 20-91 dated
October 27, 2020, for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
All Models
2016 – 2023
All
Heated steering wheel
Condition
REVISION HISTORY
Revision
Date
Purpose
5
-
Revised header (Added Model Year)
4
10/27/2020
Revised header (Added Model Year)
3
03/11/2020
Revised header (Corrected Elsa display issue)
Customer states:
• The heated steering wheel is not working.
• A steering wheel warning malfunction in the cluster.
Workshop findings:
The following DTC may be stored in the steering column electronics control module, J527 (address word 0016):
• DTC B145504 (Temperature sensor of steering wheel heating defective) (active/static) or (passive/sporadic) with
symptom code 7340800.
Technical Background
The steering wheel heating can switch itself off after 5 minutes under certain conditions. To switch it on, the
customer must press the button of the steering wheel heater or an ignition cycle has to take place.
Environmental conditions (such as direct sunlight, high temperatures, etc.) can also lead to the premature
deactivation of the steering wheel heating.
© 2022 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
Note:
If there are additional DTCs in the J527 concerning the steering heater, please follow the test plan in the GFF to
resolve it or review any other TSB related to the topic.
Production Solution
Not applicable.
Service
Clear the DTC and release the vehicle. Do not replace the steering wheel.
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:
4810
Damage Code:
0040
Diagnostic Time:
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max 30
TU)
Claim Comment:
© 2022 Audi of America, Inc.
Road test prior to service procedure
No allowance
0 TU
Road test after service procedure
No allowance
0 TU
As per TSB 2053869/5
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
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 parts and service references provided in this TSB (2053869) 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.
©2022 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.
© 2022 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.