A2024672073032_1

Technical Service Bulletin
20 leak diagnostic pump - MIL on - DTC P148D00 + P044200
20 24 67 2073032/1 March 8, 2024.
Model(s)
Year
A8
2019 – 2023
A6, A7, Q7, and
Q8
2019 – 2022
S8
2020 – 2023
A6 allroad, S6,
S7, SQ7, SQ8,
and RS Q8
2020 – 2022
A8 e quattro
2020 – 2021
RS 6 Avant, A7 e
quattro, and RS 7
2021 – 2022
VIN Range
Vehicle-Specific Equipment
All
Not Applicable
Condition
Customer states:
The MIL is on.
Workshop findings:
The following DTCs may be stored in the ECM J623, (address word 0001):
• DTC P148D00 (P148D): “Evaporative Emission System Leak Detection Pump implausible frequency”
And/or
• DTC P044200 (P0442): “EVAP Emission Control System (Small Leak) Leak Detected”
No other relevant DTC entries must be logged.
Technical Background
Software issue in the ECM -J623- (address word 0001).
For configuration-related reasons, the DTC P0442 (P044200) “Small leak detected” may be stored in the ECM
although there are no leaks in the fuel tank system.
Production Solution
Improved software gradually introduced in production.
© 2024 Audi of America, Inc.
Internal
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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
Always use DoIP when flashing a control module via ODIS in supported vehicles.
To Activate DoIP, select Administration>>General>>GFF Process>>DoIP communication>>Only allow
DoIP communication
This setting will automatically reset when the diagnostic session is ended.
You can tell if DoIP is active by observing a red LED on the VAS 6154(A)
1. Follow all instructions in TSB 2011732: 00 Software Version Management (SVM), operating instructions.
2. Update the 0001 (J623) using the SVM action code as listed in the table below, if necessary.
3. Make sure there are no leaks in the fuel system.
Model
Diagnostic
Address
Old
Old
Software
Software
Part Number Version
New
New
Software
Software
Part Number Version
(or higher)
Q7
Q7
Q8
0001
Q8
SVM Code
Input
(or higher)
4M0907559D <0003
4M0907559D 0004
4M0907559L <0002
4M0907559L 0003
4M8907557F <0001
4M8907557F 0002
4M8907559M <0002
4M8907559M 0003
01A255
Warranty
Claim Type:
• 110 up to 48 Months/50,000 Miles.
• G10 for CPO Covered Vehicles – Verify Owner.
• If the vehicle is outside of any warranty, this Technical Service Bulletin is
informational only.
Service Number:
2048
Damage Code:
0040
Labor Operations:
Software Update (Includes checking for
DTCs)
0151 0060
Time stated on
the diagnostic
protocol
(Max 80 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:
Charge battery
2706 8950
10TU
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 2073032/1
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 (2073032) 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.