A20167620437584
Service Bulletin Details
Public Details for: A20167620437584
This technical service bulletin instructs the reader to diagnose issues with fuel pressure and to replace the fuel delivery unit if deviations are found.
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Technical Service Bulletin Audi 20 MIL on (DTC P31 OB - Low fuel pressure regulation/ pressure out of specification) 20 16 76 2043758/4 August 18, 2016. Supersedes Technical Service Bulletin Group 20 number 16-75 dated August 2, 2016 for reasons listed below. Model(s) Year VIN Range Vehicle-Specific Equipment A4, A5, A5 Cabriolet, A6, A7, Q5 2012 - 2016 All 2.0L and 3.0L engine Condition REVISION HISTORY Revision Date Purpose 4 - Revised Warranty (Updated time for checking low fuel pressure and fuel delivery rate) 3 8/2/2016 Revised Warranty (Added time for checking fuel pressure and delivery rate) 2 6/15/2016 Revised header data (Added customer codes) • MIL on. • Customer has problems starting the car. • The issue usually occurs when the temperature outside is around 120°F or higher, after start-stop journeys with longer idle speed phases and hot engine. • DTC P31 OB (Low fuel pressure control, fuel pressure outside tolerance) stored in the engine control module (ECM), J623 (address word 01) with one of the following symptom codes: • • Symptom code 6183 for 3.0 TFSI. • Symptom code 2636 and/or 2637 for 2.0 TFSI. Intake air temperature is usually above 140°F (60°C) in the freeze frame data of the diagnostic log. Technical Background Vapors in fuel system. Production Solution Not applicable. Page 1 of2 © 2016 Audi of America, Inc. 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 arc 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 Audi Service Check the low fuel pressure, the fuel delivery rate, and the fuel lines according to ELSA specifications. If there are deviations, replace the fuel delivery unit. If no fault is found, delete the event memory and do not replace the fuel delivery unit. Warranty Claim Type: • • • 110 up to 48/50 G10 for CPO covered vehicles - verify owner If vehicle is outside any warranty, this Technical Service Bulletin is informational only . Service Number: 2066 Damage Code: 0040 Labor Operations: For A4, AS, AS cab, and QS: Electric fuel pump remove+reinstall 2066 1900 130 TU Electric fuel pump remove+reinstall 2066 1950 20 TU Fuel drain+fill 2003 1700 110 TU Check low fuel pressure and the fuel delivery rate 2003 9999 Max 100 TU GFF 0150 0000 Time stated on diagnostic protocol For AG and A7: For all models: Diagnostic Time: (Max 30 TU) Technical diagnosis at dealer's discretion (Refer to Section 2.2.1.2 and Audi Warranty Online for DADP allowance details) Claim Comment: As per TSB #2043758/4 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 parts and service references provided in this TSB (2043758) are subject to change and/or removal. Always check with your Parts Department and service manuals for the latest information. Page 2 of2 © 2016 Audi of America, Inc. 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 arc 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.