Brake Pad Lining Thickness; Brake Rotor Removal - BMW 1999-2005 M3 Service Manual

Brakes
7 of 9
http://ebahn.bentleypublishers.com/BMW/3/E46/Repair%20Manuals/3...

Brake pad lining thickness

To measure brake pad lining thickness:
- Insert BMW special tool 34 1 260 at
either front right wheel or left rear
wheel
Move wheel until notch for brake
-
wear indicator can be seen through
wheel opening.
- Insert tip of tool into notch so that
the body of tool rests on brake pad
backing plate (A), and tip touches
brake disc (B).
Replace pads if thickness is 3.0 mm
-
(0.12 in.) or less.

Brake rotor removal

Remove brake rotor mounting screw
(arrow).
Inspect rotor for cracksm signs of
overheating and scoring.
On original equipment rotors, the
minimum allowable thickness is
stamped on rotor hub. Measure
rotor braking surface with a
micrometer at eight to ten different
points and use the smallest
measurement recorded
If rotor does not pass minimum
thickness requirements or is
damaged replace rotor.nothing
Table c.
2/25/2009 10:34 PM