Lexus IS250 IS220d GSE20 ALE20 - BRAKE

REAR BRAKE - REASSEMBLY

1. INSTALL PARKING BRAKE SHOE ADJUSTING HOLE PLUG
2. INSTALL REAR DISC
Rear Brake - Reassembly. BRAKE. Lexus IS250 IS220d GSE20 ALE20

Aligning the matchmarks, install the rear disc.

  • HINT:
  • When replacing the rear disc with a new one, select the installation position where the rear disc has the minimum runout.
3. ADJUST PARKING BRAKE SHOE CLEARANCE
  • HINT:
4. TEMPORARILY TIGHTEN REAR DISC BRAKE BLEEDER PLUG
5. INSTALL PISTON SEAL
Rear Brake - Reassembly. BRAKE. Lexus IS250 IS220d GSE20 ALE20

Apply lithium soap base glycol grease to a new piston seal.

Install the piston seal to the rear cylinder assembly.

6. INSTALL CYLINDER BOOT

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

Install the cylinder boot to the piston as shown in the illustration.

7. INSTALL REAR DISC BRAKE PISTON
Rear Brake - Reassembly. BRAKE. Lexus IS250 IS220d GSE20 ALE20

Install the cylinder boot to the rear cylinder assembly.

  • NOTICE:
  • Install the boot securely to the grooves of the cylinder.

Push in the piston by hand and install the boot seal onto the grooves of the piston.

  • NOTICE:
  • Install the boot sent securely onto the grooves of the piston.
8. INSTALL REAR DISC BRAKE CYLINDER SLIDE BUSHING
Rear Brake - Reassembly. BRAKE. Lexus IS250 IS220d GSE20 ALE20

Apply lithium soap base glycol grease to a new cylinder slide bushing.

Install the cylinder slide bushing to the rear cylinder assembly.

  • NOTICE:
  • Install the cylinder slide bushing securely to the grooves of the rear cylinder assembly.
9. INSTALL REAR BRAKE BUSHING DUST BOOT
Rear Brake - Reassembly. BRAKE. Lexus IS250 IS220d GSE20 ALE20

Apply lithium soap base glycol grease to a new bushing dust boot.

Install the bushing dust boot to the rear cylinder assembly.

  • NOTICE:
  • Install the bushing dust boot securely to the grooves of the rear cylinder assembly.
10. INSTALL CALIPER SUPPORT BRACKET
Rear Brake - Reassembly. BRAKE. Lexus IS250 IS220d GSE20 ALE20

Apply lithium soap base glycol grease to the caliper support bracket.

Install the caliper support bracket to the rear cylinder assembly.

  • NOTICE:
  • Install the bushing dust boot securely to the grooves of the caliper support bracket.
LEXUS IS250, IS220d / GSE20 ALE20