Dual Piston
Front brake pads, replacingWork sequence
Removing
Remove front wheels
Caliper With Sensor Connector:
Pull plug connector out of bracket
Press connector plug on knurled surface (arrow) and pull apart
Brake Caliper With Guide Pin:
Remove lower fastening bolt for brake caliper housing (arrow) while holding guide pin.
CAUTION: When re-using brake pads, mark pads to prevent changing inside to outside or from one caliper to another. Mixed pads can cause uneven braking.
Double Piston Caliper:
Swing caliper upward and remove brake pads.
Place old brake pad in caliper housing and press pistons in.
CAUTION With this procedure brake fluid is pushed into reservoir. To prevent overflowing, siphon some fluid out with an appliance which is used for this purpose only
Installing
Insert brake pads into carrier
Swing caliper housing down and tighten bolts to 35 Nm (26 ft lb)
Note: New self-locking bolts MUST be used when refastening brake caliper housing
Reconnect plug connector and attach to bracket
Depress brake pedal firmly several times before driving to assure proper seating of brake pads
WARNING: Friction materials such as brake and clutch linings or brake pads may contain asbestos fibers.
Do not create dust by grinding, sanding or by cleaning with compressed air.
Avoid breathing asbestos fibers and asbestos dust.
Breathing asbestos may result in serious diseases, such as asbestosis or cancer.
Breathing asbestos may cause severe injury and death.
Note: Beginning with July 1987 production, Turbo and Turbo Quattro vehicles with double piston calipers are supplied with brake pad sets which include an outer pad retaining spring. These new brake pad sets can be installed in all vehicles with double piston calipers.