Vacuum Brake Booster: Service and Repair

REMOVAL
1. Remove the ABS actuator and then the master cylinder assembly.
2. Disconnect brake vacuum hose from brake booster.





3. Disconnect push rod clevis from brake pedal arm.
4. Remove attaching nuts and then booster as shown.

CAUTION: Never disassemble brake booster. Disassembly will spoil its original function. If is found faulty, replace it with new one.

INSTALLATION

NOTE:
^ Check length of push rod clevis.
^ Before installing master cylinder, adjust booster piston rod.
^ Apply silicone grease to master cylinder piston.





1. Install booster to dash panel as shown. Then connect booster push rod clevis to pedal arm with clevis pin and clip.
2. Tighten booster attaching nuts to the specified torque.
3. Connect brake vacuum hose to brake booster.
4. Install master cylinder. For vehicle equipped with ABS, install ABS actuator.
5. After installing, check pedal height and play. Adjustments