NHTSA ID Number: 10241219
Manufacturer Communication Number: A1523452065684_5
TSB/Document Date: 2023-09-01
Summary
This bulletin provides information for when the engine is misfiring, and not running smoothly with various DTCs, indicating a possible broken valve spring.
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TSB/Document ID: A1523452065684_5
Replacement Service Bulletin Number:
MFR Communication Date: 2023-08-18
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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Technical Service Bulletin
15 4.0 TFSI EA825 engine - Misfiring, Engine does not run smoothly - Possible broken valve spring
15 23 45 2065684/5 August 18, 2023. Supersedes Technical Service Bulletin Group 15 number 23-43 dated April
5, 2023, for reasons listed below.
Model(s)
RS 6, and RS 7
A8
S8
SQ 7
SQ8
RS Q8
Year
VIN Range
2021
910164 – 999999
2022
900000 – 904851
2021
025383 – 999999
2021
023779 – 099999
2022
000000 – 003630
2021
039618 – 099999
2022
000000 – 014657
2021
0369698 – 999999
2022
000000 – 022217
2021
042970 – 999999
2022
000000 - 022517
Vehicle-Specific Equipment
4.0L Engine
Condition
REVISION HISTORY
Revision
Date
Purpose
5
-
Header data (Updated VIN breaks)
4
04/5/2023
Warranty (Updated labor operations)
3
05/11/2022
Revised Production Solution (Modified Engine production date)
Service (Modified repair procedure and production date range table)
Warranty (Updated labor operations)
Customer states:
• Engine not running smoothly.
• MIL on and/or flashing.
Workshop findings:
One or more of the following DTC’s may be stored in the engine control module:
© 2023 Audi
of America, Inc.
Page 1 of 5
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
• DTC P030000
• DTC P030100
• DTC P030200
• DTC P030300
• DTC P030400
• DTC P030500
• DTC P030600
• DTC P030700
• DTC P030800
A broken valve spring (intake/exhaust) is identified during diagnosis.
Technical Background
There was an issue with raw material quality at the supplier.
Production Solution
Improved valve springs were introduced as of vehicle production date (see VIN break):
Model
VIN Break
Production Date
A8
*********MN033093
After January 11, 2022
S8
*********NN003631
After December 17, 2021
SQ7 and SQ8
*********ND022217
After March 31, 2021
RS Q8
*********ND022678
After March 26, 2022
RS 6 and RS 7
*********NN904852
After January 27, 2022
Service
1. Verify the customer’s complaint.
2. Check compression on all cylinders (15 Cylinder Head, Valvetrain >>> Cylinder Head >>> Compression
Checking).
3. Check all of the valve springs on the cylinder with the lowest compression.
4. If a broken valve spring (intake or exhaust side) is identified during diagnosis, use a borescope to check
whether the piston and valve head have made contact.
5. If valves did not contact the piston:
© 2023 Audi of America, Inc.
Page 2 of 5
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
a. Use the vehicle production date table below to determine the proper repair procedure:
Replace all 16 intake and 16
exhaust valve springs
Replace all 16 intake valve
springs (Only)
Replace the damaged
valve spring. (Only)
Model/Engine Vehicle production range 1
code
Vehicle production range 2
After Vehicle production
range 2
A8 (CXYA)
June 15, 2021 - October 28,
2021
October 29, 2021 - January 11,
2022
After January 11, 2022
S8 (CWWB)
June 14, 2021 - November 5,
2021
November 6, 2021 - December
17, 2021
After December 17, 2021
SQ7/SQ8
(DCUE)
June 16, 2021 - October 1,
2021
October 2, 2021 - March 31,
2021
After March 31, 2021
RSQ8 (DHUB) June 6, 2021 - October 13,
2021
October 14, 2021 – March 25,
2022
After March 26, 2022
RS6/RS7
(DJPB)
October 22, 2021 - January 27,
2022
After January 27, 2022
June 6, 2021 - October 21,
2021
If the valves did contact the pistons: This TSB does not apply, perform the appropriate diagnostic
procedure, and perform the necessary repairs.
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:
1565
Damage Code:
0010
Labor Operations:
Cylinder compression check (all cylinders)
1019 0199
30 TU
(remaining time is
included in repair
operation 1565
2099)
Check cylinder block with a borescope
© 2023 Audi of America, Inc.
1009 0299
20 TU
Page 3 of 5
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
Remove and install engine (engine remains on 1085 1923
engine scissor table)
See SRT with
associated
operations
After Vehicle production range 2:
Replace Valve Spring on Cylinder 4 and 8
1565 1999
790 TU
Replace Valve Spring on Cylinder 1, 2, 3, 5, 6, 1565 1999
7
40 TU
Remove and install camshaft housing
1503 19xx
See SRT with
associated
operations
1565 2099
1400 TU
Replace all 32 valve springs
1565 2099
1450 TU
GFF
0150 0000
30 TU Max
Road test prior to the service procedure
No allowance
0 TU
Road test after the service procedure
0121 0004
10 TU
Vehicle production range 2:
Replace 16 intake valve springs (Only)
Vehicle production range 1:
Diagnostic Time:
Claim Comment:
As per TSB 2065684/5
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
Quantity
See ETKA
Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual
See ETKA/ELSA
0P2109623
Exhaust valve spring (as applicable)
16
06E109623AD
Intake valve spring
16
06M998907
Repair kit for valve unit
8
© 2023 Audi of America, Inc.
Page 4 of 5
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
0P2103649E
Gasket
1
0P2103650E
Gasket
1
0P2103113A
Cover
3
D176501A1
Silicone adhesive sealant
As needed
WHT005184
2
Tool Number
Tool Description
VAS 5161 A
Kit for removal and installation of valve keeper
VAS 5161 A/38
Guide Plate
VAS 6131 B
Engine scissor table
VAS 6160/VAS 6150
VAS tester with the current version of ODIS
Additional Information
All parts and service references provided in this TSB (2065684) are subject to change and/or removal.
©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.
© 2023 Audi of America, Inc.
Page 5 of 5
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.
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