RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
‹› Install reset and screw out tool (3272) so that the collar of the tool is positioned against plate ( 3272/1).
‹› If the piston is difficult to move, use a 13 mm open end wrench on the flats - arrow A -.
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Install the brake pads.
Pre-bleeding Brake Caliper
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Open the bleeder valve - arrow A - and, using a standard bleeder bottle, fill with brake fluid until bubble free brake fluid flows from the threaded
hole - arrow B - (brake hose connection). Close the bleeder valve.
‹› Position the brake caliper as illustrated for pre-bleeding.