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Home >> Lexus >> 2012 >> IS F V8-5.0L (2UR-GSE) >> Repair and Diagnosis >> Brakes and Traction Control >> Disc Brake System >> Service and Repair >> Overhaul >> Front Brake >> Reassembly
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Reassembly





BRAKE (FRONT): FRONT BRAKE: REASSEMBLY

1. TEMPORARILY TIGHTEN FRONT DISC BRAKE BLEEDER PLUG

(a) Install the front disc brake bleeder plug to the front disc brake cylinder assembly and temporarily tighten it.

HINT
Fully tighten the front disc brake bleeder plug to the specified torque after bleeding any air left in the brake system.

(b) Install the front disc brake bleeder plug cap.

2. INSTALL CYLINDER BOOT

(a) Position a new cylinder boot onto the disc brake piston as shown in the illustration.





NOTICE:
* Because there are three cylinder sizes, be sure to use the correct size boot in the appropriate position as shown in the illustration.
* Do not damage the cylinder boot.
* Do not apply any grease to any part where the cylinder boot touches the rear disc brake cylinder assembly as shown in the illustration.

(b) Push in the disc brake piston and install the cylinder boot to the front disc brake cylinder assembly.





NOTICE:
* Do not push the disc brake piston forcibly into the front disc brake cylinder assembly.
* Securely install the cylinder boot to the groove of the front disc brake cylinder assembly.

HINT
Use the same procedure to install the remaining cylinder boots.

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