A9023402066712_2
Service Bulletin Details
Public Details for: A9023402066712_2
This bulletin provides information for when the horn beeps unintentionally when starting the vehicle or when the steering wheel is turned; dtcs b
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Models from 2021
2021 AUDI Q3 |
Models from 2020
2020 AUDI Q3 |
Models from 2019
2019 AUDI Q3 |
Technical Service Bulletin 90 Horn beeps unintentionally when starting vehicle or when steering wheel is turned, B105D01, B134414 90 23 40 2066712/2 September 13, 2023. Supersedes Technical Service Bulletin Group 90 number 22-56 dated April 1, 2022, for reasons listed below. Model(s) Year Q3 2019 – 2024 A3, S3, RS3, Q4 e-tron, and Q4 2022 – 2024 Sportback e-tron VIN Range Vehicle-Specific Equipment All Not Applicable Condition REVISION HISTORY Revision Date Purpose 2 - Revised title (Add customer complaint, add DTCs) Revised header (Add model years and Q4 e-tron models) Revised Condition (Add customer complaint, add DTCs) 1 04/01/2022 Initial publication Customer states: • The horn beeps unintentionally when starting the vehicle or when the steering wheel is turned. Workshop findings: One or both of the following DTCs may be stored in the Electronic Central Electrical control module (BCM), -J519(address word 0009): • B105D01: Steering column electronic systems control module Electrical malfunction. • B134414: Activation for horn Open circuit/short circuit to Ground (GND). Technical Background Various steering column switch modules have been replaced under warranty for the condition noted above but no issues were identified with these parts. Replacing the steering column switch module in these cases did not resolve the concern. Production Solution Not applicable. © 2023 Audi of America, Inc. Page 1 of 2 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 Service If the customer’s complaint can be reproduced, perform the following: 1. Remove the airbag from the steering wheel and disconnect it. 2. Check if the complaint can still be reproduced with the airbag disconnected. 3. If the issue is resolved with the airbag removed from the steering wheel, continue by inspecting the airbag assembly and harness for the cause of the issue. Warranty This TSB is informational only and not applicable to any Audi Warranty. Additional Information All part and service references provided in this TSB (2066712) 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. ©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 2 of 2 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.