Rear Brake (For Hatchback Disc Type) Installation

Align the matchmarks of the rear disc and axle hub and install the rear disc.

NOTICE:

When replacing the disc with a new one, select the installation position where the rear disc has minimal runout.

Install the rear disc brake cylinder mounting to the axle beam with the 2 bolts.

Torque:

57 N*m{585 kgf*cm, 42 ft.*lbf}

Apply a light layer of lithium soap base glycol grease to the entire circumference of 2 new rear disc brake bushing dust boots as shown in the illustration.

HINT:

Apply at least 0.3 g (0.01 oz.) of lithium soap base glycol grease to each front disc brake bush dust boot.

Install the 2 rear disc brake bushing dust boots to the rear disc brake cylinder mounting.

Install the 2 new slide bushes onto the 2 rear disc brake pad guide pins.

Apply a light layer of lithium soap base glycol grease to the entire circumference of the 2 rear disc brake pad guide pins as shown in the illustration.

Install the 2 rear disc brake pad guide pins to the rear disc brake cylinder mounting.

Install the No. 1 rear disc brake pad support plate and the No. 2 rear disc brake pad support plate to the rear disc brake cylinder mounting.

NOTICE:

Be sure to install each rear disc brake pad support plate in the correct position and direction.

Apply disc brake grease to the inside of the 2 No. 1 rear disc brake anti squeal shims as shown in the illustration.

Install the 2 No. 1 rear disc brake anti squeal shims and the 2 No. 2 rear disc brake anti squeal shims to each brake pad.

NOTICE:

1. When replacing worn pads, the anti squeal shims must be replaced together with the pads.
   
2. Apply disc brake grease to the area that contacts the anti squeal shim.
   
3. Disc brake grease may seep out slightly from the areas where the anti squeal shims are installed.
   
4. Make sure that disc brake grease is not applied onto the lining surface.
   

Install the 2 rear disc brake pads to the rear disc brake cylinder mounting.

NOTICE:

There should be no oil or grease on the friction surfaces of the disc brake pads or the rear disc.

To compensate for pad wear when reusing the pad, use SST to push and turn the piston (LH side: counterclockwise, RH side: clockwise) to the position where the protrusion on the pad lines up properly with the piston groove.

SST

09719-12010(09719-01030)

HINT:

Place the disc between the 2 brake pads and determine the piston return value.

Hold the rear disc brake pad guide pin, and install the rear disc brake cylinder assembly to the rear disc brake cylinder mounting with the 2 bolts.

Torque:

34 N*m{350 kgf*cm, 25 ft.*lbf}

Connect the rear brake flexible hose to the rear disc brake cylinder assembly with a new union bolt and a new gasket.

Torque:

30 N*m{310 kgf*cm, 22 ft.*lbf}

HINT:

Install the flexible hose lock securely into the lock hole in the disc brake cylinder.

Insert the parking brake cable into the disc brake cylinder and engage the clip claws of the parking brake cable to the rear disc brake cylinder guide.

Connect the cable end to the rear disc brake cylinder operation lever.

Remove the rear console box (YARIS_NCP93 RM000003726005X.html).

Turn the lock nut until the parking brake lever travel is corrected to within the specified range.

Parking brake lever travel at 200 N (20 kgf, 45 lbf):

6 to 9 clicks

Operate the parking brake lever 3 to 4 times, and check the parking brake lever travel.

Check whether the parking brake drags or not.

Release the parking brake lever and check that the clearance measurement between the rear disc brake cylinder operation lever and the stopper is within the specified range.

Clearance:

0 to 0.5 mm (0 to 0.02 in.)

Install the rear console box (YARIS_NCP93 RM000003725005X.html).