Touareg V8-4.2L (BHX) (2004)
Brake Caliper: Service and Repair
Brake Caliper Piston
Front Brakes
Brake Caliper Piston
Removal and installation of pistons is identical on the various brake calipers.
Special tools, testers and auxiliary items required
‹› Trim removal wedge (3409)
‹› Piston resetting tool (T10145)
Removing
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Force pistons out individually of brake caliper housing using compressed air.
Only one piston can be pressed out at a time. When doing this, hold the opposing piston in the caliper housing using the piston resetting tool - a -.
Block the other pistons, e.g. using wood blocks - b -. In addition, place a wooden board - c - in front of the piston resetting tool so that the piston will
not be damaged when pressed out.
-
Remove seal with trim removal wedge (3409).
When removing, make sure that surface of piston bore is not damaged.
Installing