Audi A8 2003 Maintenance Manual page 36

Audi A8 2003 ➤
Maintenance - Edition 06.2014
♦ Test pin - T40139- : Use the side with the thin probe (brake
symbol) to measure brake pad thickness.
Table of test values and procedure guidelines:
Brake version
Front axle:
Steel-version brakes
Ceramic brakes
Rear axle:
Steel-version brakes
Ceramic brakes
Check only the thickness of the outer brake pads.
Procedure:
– Before you begin: Push sliding ring towards tip of test pin as
far as it will go.
– Bring tip of test pin into contact with brake disc.
– Slide test pin towards brake pad until test pin makes contact
with backplate of brake pad.
32
3. Maintenance
Brake pad wear limit in‐
cluding backplate and
damper plate
[mm]
9
9.5
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with respect to the correctness of information in this document. Copyright by AUDI AG.
Brake pad wear limit in‐
cluding backplate, not in‐
cluding damper plate
[mm]
11
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8
9
Brake pad wear limit not
including backplate and
damper plate
[mm]
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3