A2024682070281_3

Technical Service Bulletin
20 MIL on - P310B00 - Low fuel pressure regulation, fuel pressure outside of tolerance - symptom 2638
20 24 68 2070281/3 March 29, 2024. Supersedes Technical Service Bulletin Group 20 number 23-63 dated
November 22, 2023 for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
SQ7, SQ8, and
RS Q8
2020 - 2023
All
Not Applicable
Condition
REVISION HISTORY
Revision
Date
Purpose
3
-
Revised Required Parts and Tools (Added part number)
Revised Service (Added hardware part number)
2
11/22/2023
Revised Condition (Updated Workshop findings)
Revised Technical Background (Added clarifying verbiage)
Revised Service (Added SVM table)
Revised Warranty (Updated Labor Operations)
Revised Required Parts and Tools (Added part number)
1
08/25/2023
Initial publication
Customer states:
• The MIL is illuminated.
Workshop findings:
The following DTC may be stored in the ECM -J623- (address word 1000):
• P310B00 Low fuel pressure regulation, fuel pressure outside of tolerance with Symptom code: 2638.
Technical Background
Lowside fuel pressure is above upper tolerance when looking at environmental conditions of the DTC.
© 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
Production Solution
New software implemented in Q1 2023.
Service
This TSB only applies if the DTC “P310B00: Low fuel pressure regulation, fuel pressure outside of tolerance”
with symptom 2638 is set in the ECM -J623- (address word 0001). It does not apply to any other symptom
codes.
If the vehicle has the following part numbers, please use the SVM code, it is not necessary to replace the
electric fuel pump.
Model
Old Software
Old Software
New Software New Software SVM Code
Part Number
Version
Part Number
Version
(or higher)
(or higher)
SQ7 and SQ8
4M0 906 014 B
RS Q8
4M8 907 557 F
0001
4M0 906 014 B 0003
4M8 907 557 F
0002
Input
01A255
If the vehicles ECM software is not listed above, please perform the following.
Please check the fuel pressure sender for low-pressure G410 for plausibility using GFF MVBs. If the values
are plausible, do not replace the sender (G410). Please replace the electric fuel pump.
If the DTC P310B00 with symptom number 2638 is stored, first order fuel pump (36A.919.087.P) if this pump
is not in stock, please order the standard pump according to ETKA.
Warranty
Claim Type:
• 110 Up to 48 Months/50,000 Miles.
• G10 for CPO Covered Vehicles – Verify Owner.
© 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
• If the vehicle is outside of any warranty, this Technical Service Bulletin is
informational only.
Service Number:
2066
Damage Code:
0010
Labor
Replace fuel pump
2066 1950
Operations:
See SRT with
associated
operations
Software update
0151 0000
See SRT with
associated
operations
(Max 80 TU)
Diagnostic Time:
GFF – Checking and clearing fault codes
0150 0000
included in existing labor operations
Time stated on
the diagnostic
protocol
(Max 50 TU)
Road test prior to service procedure
No
0 TU
Allowance
Road test after service procedure
No
0 TU
Allowance
Claim Comment:
As per TSB 2070281/3
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.
Required Parts and Tools
Always check with your Parts Department and/or ETKA for the latest information and parts bulletins.
Part Number
Part Description
© 2024 Audi of America, Inc.
Internal
Quantity
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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
See ETKA
36A919087P
Fasteners, Bolts, Nuts, and Screws as needed per the Repair
See
Manual
ETKA/ELSA
Fuel Pump Module
01
4M0919087BP Fuel Pump Module (if the above pump is not available)
01
Additional Information
All parts and service references provided in this TSB (2070281) are subject to change and/or removal.
©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 4 of 4
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.