Toyota 47730-20200 Cylinder Assy, Front Disc Brake, RH

Before taking off the wheel, first you will have to turn the lug nuts on the opposite way, and lift the car using a jack and secure it on a reliable jack stands. Loosen the bolt that connects the brake hose to the caliper and temporarily remove the brake hose and cover it since this part should not be exposed to contaminants or a lot of brake fluid. For removal of calipers, fine steps for both front and rear calipers depending on the brake pad replacement. In order to replace the caliper, remove the boot set ring, and the boot, by unscrewing; to replace the piston put a wooden block between the piston and the caliper before removing the piston. To ease out the piston, use compressed air at the brake fluid hose connection and make sure hand is not near the piston. Check the contact surfaces of the piston and the inner wall of the caliper bore for any scratches; if present replace the caliper unit. If the components of the tool are in good condition, this seal needs to be removed very gently using wooden or plastic material not to harm the tool. Sliding bushing should be pushed out from the caliper ears and dust boots should be removed from all components of the brake system and be washed in clean brake fluid or brake cleaner. When assembling, ensure that you have the right rebuild kit with you, when fitting the new piston seal and piston make sure they are soaked in brake fluid and then fit them into the caliper bore without applying any force. Crank in the new piston dust boot and set ring, lubricate the sliding bushing and sleeves with silicone based grease and fit the bushing and sleeves into the caliper ears and install the dust boot. To install the caliper back, simply do the following; To apply the caliper, reverse the aforementioned procedures: Regarding the brake hose-to-caliper connection, tighten the copper sealing washers as needed. Last of all, open the brake circuit bleeding, look for any leaks at the hose connections, and prove the brakes before putting the car back to its regular use.