Sienna FWD V6-3.3L (3MZ-FE) (2006)
c) Using SST remove the brake tube from the brake master cylinder.
SST 09023-00101
d) Remove the 2 nuts, 2 bolts and brake master less reservoir tank cylinder sub-assembly.
NOTICE:
^
Pay due attention so as not to drop the No. 3 piston from the diameter converting unit. (if the No. 3 piston drops, it cannot be reused.)
^
Pay due attention so as not to drop the No. 1 piston from the plunger master cylinder. (if the No. 1 piston drops, it cannot be reused.)
e) Using a screwdriver, remove the 2 O-rings.
f) Using a pin punch ([diameter] 5 mm) and hammer, remove the pin.
g) Remove the brake master cylinder union and 2 brake master cylinder union grommets.
REASSEMBLY
1. INSTALL BRAKE MASTER LESS RESERVOIR TANK CYLINDER SUB-ASSEMBLY
a) Apply lithium soap base glycol grease to the 2 brake master cylinder union grommets and install them to the brake master less reservoir tank
cylinder subassembly.
b) Using a pin punch ([diameter] 5 mm) and hammer, install the master cylinder union with the pin.
c) Install the 2 new O-rings.