20 Repair Authorization - NVLD P045600 Very Small Leak Detected (GROUP 20, NO. 23-56)
Reference number: GROUP 20, NO. 23-56
Supersedes refnos: 2069833/1
20 REPAIR AUTHORIZATION - NVLD P045600 VERY SMALL LEAK DETECTED
TECHNICAL SERVICE BULLETIN
| AUDI: | 2021-2023 A4, A5, A5 Cabriolet, and A5 Sportback |
| GROUP: | 20 - Fuel Supply/Controls |
SERVICE INFORMATION
20 23 56 2069833/1 March 27, 2023.
| Model(s) | Year | VIN Range | Vehicle-Specific Equipment |
|---|---|---|---|
| A4, A5, A5 Cabriolet, and A5 Sportback | 2021 - 2023 | All | 2.0L Engine |
CONDITION
Customer states:
- MIL on.
Workshop findings:
The following DTC may be stored in the ECM, J623 (address word 0001):
P045600: EVAP Emission Contr. Sys. (very small Leak) Leak Detected.
TECHNICAL BACKGROUND
Various parts have been replaced under warranty for the condition noted above, but no issues were identified with these parts. In an effort to gain information on the DTC codes for the vehicles listed above, we are asking that you contact the Audi Technical Assistance Center (TAC) before replacing any parts. This will assist us in diagnosing any potential issues with the condition noted above.
PRODUCTION SOLUTION
No changes to production have been made, as no issue has been identified.
SERVICE
Audi of America is requesting your cooperation in supplying us with technical information regarding this condition.
- Verify the condition.
- Perform EVAP leak test per ELSA.
- If the vehicle is within the New Vehicle Limited Warranty, contact a TAC consultant before proceeding. Please attach the diagnostic log and leak test results to the TAC Web Ticket.
WARRANTY
This TSB is informational only and not applicable to any Audi warranty.
ADDITIONAL INFORMATION
All parts and service references provided in this TSB (2069833) 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.