Front Brake Pads, S4 And S6: Installing
-- Install brake pad with brake pad wear indicator wire into upper piston.
When installing brake pads, do not damage protective caps (dust boots).
-- Install lower brake pad in piston; pay attention to guides of two brake pad backing plates.
-- Clip wire for brake pad wear indicator into bracket on brake caliper.
-- Install lower part of connector for brake pad wear indicator in bracket on brake caliper.
-- Press floating frame outward to stop.
-- Pull adhesive backing off outer brake pad backing plates.
-- Install both outer brake pads while paying attention to guide pins on pad backing plates and guide slots in brake calipers.
Do not damage adhesive layer on backing plate.
-- Fasten brake pads to caliper floating frame with Torxr bolts contained in repair kit, and tighten.
Tightening torque: 25 Nm (18 ft lb)
-- Remove wheel bolt from wheel hub.
Four self-locking Torx® bolts are included in the repair kit and must all be installed. Depress brake pedal forcefully several times until brake pads assume operating position.
-- Check brake fluid level, top off if necessary