Last Modified: 11-13-2015 6.6 A Doc ID: RM00000171X00AX
Model Year Start: 2016 Model: Tacoma Prod Date Range: [08/2015 - ]
Title: BRAKE: BRAKE MASTER CYLINDER: INSTALLATION; 2016 MY Tacoma [08/2015 - ]
1. INSPECT AND ADJUST BRAKE BOOSTER PUSH ROD
The brake booster interior must not be a vacuum when adjusting the booster. Stop the engine and depress
the brake pedal several times until there is no vacuum in the booster.
djust the booster push rod when the master cylinder sub-assembly is replaced with a new one.
Adjustment is not necessary when the master cylinder sub-assembly is reinstalled and the booster is
replaced with a new one.
(a) Apply chalk to the tip of an accessory tool.
The accessory tool is enclosed with a new brake master cylinder sub-assembly.
(b) Place the accessory tool on the brake booster assembly.
(c) Measure the clearance between the brake booster push rod and accessory tool.
0 mm (0 in.)
Adjust the clearance in the following cases:
If there is a clearance between the accessory tool and the shell of the brake booster (floating
accessory tool), the push rod is protruding too far.
If the chalk does not stick on the tip of the brake booster push rod, the push rod protrusion is
(d) If the clearance is not as specified, adjust the push rod length
by holding the rod using SST and turning the tip of the rod using
a socket driver (7 mm).
heck the push rod clearance again after adjustment.