A5721862058452_3

Service Bulletin Details

Public Details for: A5721862058452_3

This bulletin contains repair instructions for when the rear window defog button will light up and then turn off.


- 9999 - 2021 - 2020 - 2019 -

Models from 9999
9999 AUDI AUDI
57 Rear window defogger is not operational
57 21 86 2058452/3 November 10, 2021. Supersedes Technical Service Bulletin Group 57 number 21-74 dated
February 26, 2021 for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A4, A4
allroad, S4,
A5, A5
Cabriolet,
A5
sportback,
S5, S5
Cabriolet,
S5
sportback,
Q7, SQ7,
Q8, and
Audi e-tron
quattro
2019 - 2021
All
Not Applicable
SQ8, RS
Q8, and
Audi e-tron
sportback
quattro
2020 - 2021
All
Not Applicable
RS 5, RS 5
Cabriolet,
and RS 5
sportback
2019, 2021
All
Not Applicable
Condition
REVISION HISTORY
Revision
Date
Purpose
3
-
Revised Production Solution (Software released)
Revised Service (Added SVM table and updated repair)
Revised Warranty (Updated Labor Operations)
Revised Required Parts and Tools (Added table)
Revised Additional Information (Added references)
2
02/26/2021
Revised header (Added Model Year and updated Models)
1
02/12/2020
Initial publication
Page 1 of 5
© 2021 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.
Customer states:
 The rear window defog button will light up for a second when pressed, then immediately turn off.
Workshop findings:
 No DTCs are stored.
Technical Background
The control module is locked in a loop and needs to be reset.
Production Solution
Updated software for the comfort system central control module, J393 (address word 0046)
Service
1. Try to reproduce the customer’s concern. If the concern cannot be duplicated, then this TSB does not apply.
Tip: For the rear window defog feature to operate, ambient temperature must be less than 95°F (35°C) and
the engine is running.
2. With ODIS check the part number of the comfort system central control module, J393 (address word 0046).
If the part number starts with 8W0, the comfort system central control module, J393 (address word 0046)
must be replaced with the superseded 8W1 part number. Check the parts catalog for the latest part number.
3. Follow all instructions in TSB 2011732: 00 Software Version Management (SVM), operating instructions.
4. Update the comfort system central control module, J393 (address word 0046) using the SVM action code as
listed in the table below, if necessary:
Model
Old Software
Part Number
B9 sportback,
B9 Coupe,
B9 Avant,
Old Software Old Hardware
Version
Part Number
New Software New Software
Part Number
Version
(or higher)
(or higher )
8W1907064CA
585
SVM Code
0529
8W1907064AA
0530
8W1907064A
46A031
0542
Page 2 of 5
© 2021 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.
B9 Limousine
8W1907064BA
565
8W1907064CA
584
0529
8W1907064AB
0530
0542
8W1907064BB
565
8W1907064CB
584
8W1907064B
8W1907064CB
B9 sportback,
0529
B9 Cabriolet,
B9 Coupe,
8W1907064AC
0542
B9 Avant,
B9 Limousine,
Q7
0530
8W1907064BC
565
8W1907064CC
584
8W1907064AD
8W1907064C 8W1907064CC
0529
0530
8W1907064BD
565
8W1907064CD
584
8W1907064D 8W1907064CD
0529
B9 sporback,
8W1907064AH
B9 Cabrio,
B9 Coupe,
0530
0542
8W1907064H 8W1907064CH
8W1907064BH
565
B9 Limousine,
8W1907064CH
584
Q8,
8W1907064AL
529
8W1907064L
Audi e-tron quattro, 8W1907064BM
565
8W1907064M 8W1907064CM
Audi e-tron
8W1907064CM
584
8W1907064AN
529
8W1907064N 8W1907064CN
8W1907064AP
0530
8W1907064P
B9 Avant,
Q7,
sportback
quattro
8W1907064CL
8W1907064AM
8W1907064CP
Page 3 of 5
© 2021 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.
0542
8W1907064BP
565
8W1907064CP
584
8W1907064AQ
0529
0530
8W1907064BQ
565
8W1907064CQ
584
8W1907064Q 8W1907064CQ
0529
8W1907064AR
0530
0542
8W1907064BR
565
8W1907064CR
584
8W1907064R 8W1907064CR
Warranty
Claim Type:
 110 up to 48 Months/50,000 Miles.
 G10 for CPO Covered Vehicles – Verify Owner.
 If the vehicle is outside any warranty, this Technical Service Bulletin is
informational only.
Service Number:
5789
Damage Code:
0039
Labor Operations:
Software Update
0151 0000
Time stated on
the diagnostic
protocol (Max
100 TU)
Comfort system central control module
replace
5789 55XX
See SRT with
associated
operations
GFF
No allowance
0 TU
Part Number 8W0*
Diagnostic Time:
Page 4 of 5
© 2021 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.
Claim Comment:
Road test prior to the service procedure
No allowance
0 TU
Road test after the service procedure
No allowance
0 TU
As per TSB #2058452/3
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
Quantity
8W1907064*
Comfort system central control module
01 as needed
Additional Information
The following Technical Service Bulletin(s) will be necessary to complete this procedure:
 TSB 2011732, 00 Software Version Management (SVM), operating instructions.
All part and service references provided in this TSB (2058452) 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.
©2021 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.
Page 5 of 5
© 2021 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.


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