17. BRAKE SYSTEM MYROAD 700i Remove the master cylinder reservoir cap and diaphragm. Suck up the old brake fluid as much as possible. Screws Cap/Diaphragm Fill the reservoir with new brake fluid. Specification and classification: DOT 4 Rear brake: The procedure of replacement is the same with front brake. Relay Valve Air Bleed Screw Clear Hose 17-6