A461898 2044669-

46 Clicking noise from front brakes - Quattro models only
46 18 98 2044669/6 September 28, 2018. Supersedes Technical Service Bulletin Group 46 number 18-83 dated
January 5, 2018 for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A4, A4
allroad
2016 - 2018
All
Quattro
A5, A5
Sportback,
A5
Cabriolet,
and Q5
2017 - 2018
All
Quattro
Condition
REVISION HISTORY
Revision
Date
Purpose
6
-
Revised Warranty (Updated Labor Operations)
5
01/05/2018 Revised title (Updated)
Revised header data (Added filter)
Revised Condition (Updated note and moved from Service)
4
09/25/2017 Revised Required Parts and Tools (Added parts)
Revised Service (Added note)
A clicking noise is heard from front brakes when the
vehicle is being driven at low speeds (up to 10 mph) in
either direction. For an example of the sound, see the
video located at: https://audiexternal.kzoplatform.com/swf/player/322 (Figure 1).
Figure 1. QR code for viewing the video with
a QR code reader on phones and tablets.
Page 1 of 4
© 2018 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.
Alternatively, the video can be accessed
through computer internet browsers at the
link provided in this bulletin.
Note:
This TSB does not apply to “S” models and front wheel drive models, due to the fact that these models
are equipped with a different brake system.
Technical Background
The pads may be moving back and forth inside the caliper, which causes the noise.
Production Solution
Not applicable.
Service
Install new brake pads on both sides according to the instructions in the Elsa at Repair Manual, Chassis >>
Brake System >> 46 Mechanical Components >> Front Brakes >> Brake Pads Removing and Installing. Read
the following installation information before installing the new pads:
 The brake pistons must be clean. Brake cleaner
can be used to clean the brake pistons. Ensure
that the contact surfaces are free of dust and
grease, and that they are dry (Figure 2).
 Only remove the protective paper from the
adhesive foil on the brake pad (Figure 3)
immediately before installation, and do not touch
the adhesive surface.
 When installing the brake pads in the caliper, note
that an arrow is printed on the pads to indicate the Figure 2. Contact surfaces of brake pistons.
correct installation position in the caliper (Figure
4). The pads should be installed with the arrow
following the forward rotation of the wheel.
Note:
After installing the pads, keep full brake pressure for
about five seconds to ensure that the pads are
properly bonded to the pistons.
Page 2 of 4
© 2018 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.
Figure 3. Protective paper to be removed immediately
before installation.
Figure 4. Arrow showing correct installation direction.
Warranty
Claim Type:
 110 up to 48 Months/50,000 Miles.
 If vehicle is outside any warranty, this Technical Service Bulletin is informational
only.
Service Number:
4636
Damage Code:
0010
Labor Operations:
2 Brake pads, front remove + reinstall
4636 2050
See SRT
2 Wheels remove + reinstall
4405 2000
See SRT
Page 3 of 4
© 2018 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:
Claim Comment:
GFF
No allowance
0 TU
Road test prior to service procedure
0121 0002
10 TU
Road test after service procedure
0121 0004
10 TU
As per TSB #2044669/6
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
Contact for vehicles with brake pad wear indicator
01
See ETKA
Set of intermediate plate and spring clip
02
8W0698151T
Set of front brake pads
01
See ETKA
Fasteners, Bolts, Nuts and Screws as needed per the Repair Manual
See
ETKA/ELSA
Additional Information
All parts and service references provided in this TSB (2044669) are subject to change and/or removal.
©2018 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.
Page 4 of 4
© 2018 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.