Removal and Installation

MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER

REMOVAL AND INSTALLATION

Pre-removal & Post-installation Operation:

Removal Steps 1-12:

Removal Steps 1-17 & Required Special Tool:

INSTALLATION SERVICE POINTS
>>A<< BRAKE BOOSTER VACUUM HOSE CONNECTION





Insert vacuum hose with its paint mark facing upward.

>>B<< PUSH ROD PROTRUSION AMOUNT CHECK AND ADJUSTMENT





1. Use the vacuum pump to measure dimension "A" applying a negative pressure of 66.7 kPa (19.7 inch Hg) to the brake booster.
Standard value (A): 10.28 - 10.52 mm (0.405 - 0.414 inch)

NOTE: When a negative pressure of 66.7 kPa (19.7 inch Hg) is not applied to the brake booster, the push rod protrusion amount (A) should be 8.78 - 9.02 mm (0.346 - 0.355 inch).





2. If the protrusion amount is not within the standard value range, adjust the push rod length by turning the push rod. Use special tool MB991568 to turn the push rod while holding the rod spline with angle-nose pliers.