A3 Quattro V6-3.2L (BUB) (2008)
Brake Caliper: Overhaul
Piston, Rear Brake Caliper
Piston, Rear Brake Caliper
Special tools, testers and auxiliary items required
‹› Resetting and extracting tool (T10165)
‹› Disassembly wedge (3409)
Removing
-
Screw piston out of brake caliper housing by turning knurled wheel counter-clockwise.
Install reset and screw out tool so that the collar of the tool is seated on piston.
‹› If piston is difficult to move, use a 13 mm open end wrench on flats - arrow A - provided for this purpose.
-
Remove oil seal using disassembly wedge (3409 ).
Installing
-
The surface of the piston and seal must only be cleaned with mineral spirits and then dried.
-
Thinly coat piston and seal with lithium grease ( G 052 150 A2) before inserting.
-
Insert oil seal in brake caliper housing.