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NHTSA ID Number: 10182481

Manufacturer Communication Number: A2120362044640_9

TSB/Document Date: 2020-12-04


Summary

This bulletin contains repair instructions for when the engine cannot be started or it is difficult, there is unusual noises when accelerating and/or there is reduced engine performance.


9080 1550

See SRT with
associated
operations

Radar sensor adjustment (if equipped)

9163 1650

See SRT with
associated
operations

Overhead view camera adjust (if equipped) 9083 1550

See SRT with
associated
operations

Page 5 of 8
© 2020 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 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.

Diagnostic Time:

GFF

0150 0000

Time as stated on the
diagnostic protocol
(Max 150 TU)

Road test prior to service procedure

0121 0002

10 TU

Road test after service procedure

0121 0004

10 TU

As per TSB # 2044640/9

Claim Comment:

All warranty claims submitted for payment must be in accordance with the AudieBay logo Warranty Policies and Procedures
Manual. Claims are subject to review or audit by AudieBay logo 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

Order by VIN

Turbo(s)

01 or 02 as required (one per
bank)

079103175C

Check valve

01

079115175G

Oil strainer

01

079145769

Wastegate rod retaining clip

02

079103161Q

Cover Gasket

01

N 90303801

Lower oil supply o-rings 9x1.5 black

02

N 91056801

Upper oil supply o-rings 12x2 black

02

WHT006901A

Oil return o-rings 14.5x2

02

N 90465003

Water-tube o-rings 23x2.6

03

N 90409501

Clamp breather hoses

04

079129717K

Intercooler housing gasket (Right)

01

079129717J

Intercooler housing gasket (Left)

01

079145818

Throttle body gasket

01

079103583

Breather seals

03

Page 6 of 8
© 2020 AudieBay logo 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 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.

N 90686902

Spring clips 23x12 breather hoses

04

WHT006335A

Turbo coolant pipe o-rings lines (blue 2.0mm)

04

Note:
Installed seals are based on which pipes are installed
(Campaign 21F2 addresses this).
WHT006537

Turbo coolant pipe o-rings lines (black 2.8mm)

04

Note:
Installed seals are based on which pipes are installed
(Campaign 21F2 addresses this).
WHT001011A

Coolant supply pipe lower o-rings yellow 12.2x1.65

02

WHT005529

Inlet pipe o-rings

02

079253039M

Exhaust manifold gaskets

02

N 90894601

Manifold nuts M8

16

G 052112A3

Hot bolt paste 170G

01

4G0253115D

Turbocharger outlet gaskets

02

N 91153902

Turbocharger studs

10

N 91130802

Manifold nuts

10

N 0138495

Drain plug gasket

01

079198405D

Oil filter kit

01 or 02 if flush is required

G 013A8J1G

Coolant additive

01

Outside material

Distilled water (obtained locally)

Shop supply

See ETKA

Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual

See ETKA/ELSA

Tool Number

Tool Description

3371

Gauge – Gap adjustment tool

V.A.G 1342

Oil pressure gauge kit

Page 7 of 8
© 2020 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 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.

V.A.G 1274/8

Adapter

V.A.G 1274/10

Adapter

VAS6096

Cooling system charge unit

T10007 A

Refractometer

Not Applicable

Approved battery charger

Additional Information
More information can be found at the following resources:
 Elsa, Engine >> 8-Cylinder Direct Injection 4.0L 4V TFSI Engine >> 21 Turbocharger >> Turbocharger,
Removing and Installing.
 Elsa, Systems >> Campaigns/Actions >> Campaign 21F2.
The following Technical Service Bulletin(s) will be necessary to complete this procedure:
 TSB 2028842, 01 Automatic detection of unauthorized chip tuning (TD1 warranty key).
All parts and service references provided in this TSB (2044640) are subject to change and/or removal.
©2020 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 AudieBay logo 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.

Page 8 of 8
© 2020 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 AudieBay logo 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.

12

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TSB/Document ID: A2120362044640_9

Replacement Service Bulletin Number:

MFR Communication Date: 2020-11-02

MFR Internal Campaign ID/Software Version:

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: ELECTRICAL SYSTEM:STARTER ASSEMBLY

MFR Component System:

MFR Component Subsystem:


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