16. BRAKE SYSTEM MXU 550EXi/MXU 500i Rear Brake Master Cylinder Push the hole under the front brake master cylinder and then remove the brake light switch. Remove the screw and then remove the brake light switch from the rear brake master cylinder. Front Brake Master Cylinder Brake pedal master cylinder Remove the brake reservoir cap and drain the brake fluid from the hydraulic brake system (refer to the "REAR BRAKE FLUID CHANGE/AIR BLEED" section or "COMBINATION BRAKE FLUID CHANGE/AIR BLEED (ON ROAD)" Fluid Hose Brake Arm section in this chapter). Do not splash brake fluid onto any rubber, plastic and coated parts. When working with brake fluid, use shop towels to cover these parts. Remove the joint then disconnect the fluid hose from the master cylinder. Remove the bolt/nut then remove the brake arm from the master cylinder. 16-24