Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM0000018DR005X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: BRAKE: REAR BRAKE: REASSEMBLY; 2007 MY LX470 [08/2006 -        ]

REASSEMBLY

HINT:

  • Use the same procedures for the LH side and RH side.
  • The procedures listed below are for the LH side.

1. INSTALL REAR DISC

(a) Align the matchmarks and install the disc.

HINT:

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

2. CHECK DISC RUNOUT

(a) Check the bearing play in the axial direction and check the axle shaft deviation 2007 MY LX470 [08/2006 -        ]; AXLE: REAR AXLE SHAFT: ON-VEHICLE INSPECTION .

(b) Temporarily install the disc to the hub with the hub nuts.

(c) Using a dial indicator, measure the disc runout 10.0 mm (0.39 in.) away from the outer edge of the disc.

Maximum disc runout:

0.1 mm (0.0040 in.)

If the runout is greater than the maximum, change the installation positions of the disc and axle so that the runout will become minimum. If the runout is greater than the maximum even when the installation positions are changed, grind the disc. If the disc thickness is less than the minimum, replace the disc.

(d) Remove the 2 nuts.

3. TEMPORARILY TIGHTEN REAR DISC BRAKE BLEEDER PLUG

(a) Install the bleeder plug to the cylinder.

HINT:

The bleeder plug will be tightened to a torque specification in the "BLEED AIR FROM BRAKE LINE" procedures.

(b) Install the cap.

4. INSTALL PISTON SEAL

(a) Apply lithium soap base glycol grease to a new seal.

(b) Install the seal to the cylinder.

5. INSTALL REAR DISC BRAKE PISTON

(a) Apply lithium soap base glycol grease to the piston and a new cylinder boot.

(b) Install the boot to the piston.

(c) Install the piston (with a boot) to the cylinder.

NOTICE:

Do not forcibly install the piston to the cylinder.

6. INSTALL CYLINDER BOOT

(a) Install the boot to the cylinder.

NOTICE:

Install the boot securely to the grooves of the cylinder and piston.

(b) Using a screwdriver, install the set ring.

NOTICE:

Be careful not to damage the boot.