A2724702066205_2
Service Bulletin Details
Public Details for: A2724702066205_2
This bulletin provides information when there are multiple warnings, and dtc P0ADB00 is stored in the battery management 2 control module.
Models from 2022
Models from 2021
Models from 2020
| 2020 AUDI A6 |
| 2020 AUDI A6 ALLROAD |
| 2020 AUDI A7 |
| 2020 AUDI A8 |
| 2020 AUDI A8 PHEV |
| 2020 AUDI Q7 |
| 2020 AUDI Q8 |
| 2020 AUDI RS Q8 |
| 2020 AUDI S6 |
| 2020 AUDI S7 |
| 2020 AUDI S8 |
| 2020 AUDI SQ7 |
| 2020 AUDI SQ8 |
Models from 2019
| 2019 AUDI A6 |
| 2019 AUDI A7 |
| 2019 AUDI A8 |
| 2019 AUDI Q8 |
Technical Service Bulletin 27 Multiple Warnings, DTC P0ADB00 Stored In Battery Management 2 Control Module 27 24 70 2066205/2 March 13, 2024. Supersedes Technical Service Bulletin Group 27 number 22-43 dated March 2, 2022 for reasons listed below. Model(s) Year A6, A7, A8, and Q8 2019 - 2022 VIN Range Vehicle-Specific Equipment All Not Applicable A6 allroad, S6, S7, S8, Q7, SQ7, 2020 - 2022 SQ8, and RS Q8 A8 e quattro 2020 - 2021 RS 6 Avant, A7 e quattro, and RS 2021 - 2022 7 Condition REVISION HISTORY Revision Date Purpose 2 - Revised Warranty (Updated claim types) 1 03/02/2022 Initial publication Customer states: • Multiple warnings are displayed on the instrument cluster. • The vehicle cannot be locked or unlocked. • The vehicle does not start. Workshop findings: One of the following DTCs and symptom code combinations are stored in the Battery Management 2 control module, J1120 (address word 0021): • DTC P0ADB00 – Hybrid/EV Battery Positive Contact Control Circuit Low Technical Background © 2024 Audi of America, Inc. Internal 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 The software for the Battery Management 2 control module, J1120 (address word 0021) needs to be updated. Production Solution New software in the Battery Management 2 control module, J1120 (address word 0021) addressed the condition. Service 1. Follow all instructions in TSB 2011732: 00 Software Version Management (SVM), operating instructions. 2. Update the Battery Management 2 control module, J1120 (address word 0021) using the SVM action code as listed in the table below, if necessary: Model Diagnostic Old Software Old Software New Software SVM Code Address Part Number Version Version Input (or higher) A6, A7, A8, Q7, 21 and Q8 4N0915105B 108 109 4N0915105D 206 207 21A002 Warranty Claim Type: • 110 up to 48 Months/50,000 Miles • If the vehicle is outside of any warranty, this Technical Service Bulletin is informational only. Service Number: 2707 Damage Code: 0039 Labor Operations: Software Update (Includes checking for DTCs) 0151 0000 Time stated on the diagnostic protocol (Max 100 TU) © 2024 Audi of America, Inc. Internal 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 Diagnostic Time: Claim Comment: GFF No allowance 0 TU Road test prior to the service procedure No allowance 0 TU Road test after the service procedure No allowance 0 TU As per TSB 2066205/2 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 part and service references provided in this TSB (2066205) 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. ©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 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.