A461505 2038056-

Technical Service Bulletin
46 Brake pad wear warning - pads not at minimum
46 15 05 2038056/2 February 19, 2015. Supersedes Technical Service Bulletin Group 46 number 14-94 dated
August 11, 2014 for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A4, A5,
A5 Cabriolet
2010 - 2016
All
Not Applicable
Q5
2010 - 2016
All
Not Applicable
A8
2011 - 2016
All
Not Applicable
A6, A7
2012 - 2016
All
Not Applicable
Condition
REVISION HISTORY
Revision
Date
Purpose
2
-
Revised header data (Added model year)
Revised Warranty (Changed Service Number; Added Labor Operations for
rear indicators and harness replacement)
1
08/11/2014
Initial publication
The brake pad wear indicator comes on, but brake pad thickness is above the wear limit.
Technical Background
Water ingress into the connector housing of the brake pad wear indicator can lead to the oxidation of the pins.
This oxidation can increase contact resistance in the connector, which can generate the warning
Production Solution
Not applicable.
© 2015 Audi of America, Inc.
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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
Service
1. Disconnect the brake pad wear indicator electrical connector (at the harness). Use VAS 1978 B to remove
both pins from the harness side connector.
2. If corrosion is present on the pins (black deposits)
(Figure 1), replace the affected brake pad wear
indicator and the wiring harness for speed sensor
and brake pad wear indicator (see ETKA).
Figure 1. Corrosion (black deposits) on connector pins.
© 2015 Audi of America, Inc.
Page 2 of 3
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
Warranty
Claim Type:
Use applicable claim type. If vehicle is outside any warranty, this Technical Service Bulletin
is informational only.
Service Number:
4639
Damage Code:
0040
Labor Operations: 1 Front brake pad wear indicator replace
4639 1999
30 TU
4639 2099
50 TU
1 Rear brake pad wear indicator replace
4639 2999
30 TU
2 Rear brake pad wear indicators replace
4639 3099
50 TU
Harness replacement - See Elsa
See Elsa
See Elsa
GFF
No allowance
0 TU
Road test prior to service procedure
No allowance
0 TU
Road test after service procedure
No allowance
0 TU
2 Front brake pad wear indicators replace
(Only applicable to A8 models if both front brake pad
wear indicators are damaged).
(Only applicable to A8 models if both rear brake pad wear
indicators are damaged).
Diagnostic Time:
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 #2038056/2
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 (2038056) are subject to change and/or removal. Always
check with your Parts Department and service manuals for the latest information.
© 2015 Audi of America, Inc.
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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.