Toyota Sienna Service Manual: Installation
1. INSTALL BRAKE MASTER CYLINDER
(a) Install the brake master cylinder with the 2 nuts.
Torque: 13 N*m (130 kgf*cm, 9 ft.*lbf) (b) Slide the clip and connect the brake master cylinder reservoir hose.
(c) Using SST, connect the 2 brake tube to the brake master cylinder.
SST 09023-00101 Torque: 15 N*m (155 kgf*cm, 11 ft.*lbf)
2. INSTALL AIR CLEANER ASSEMBLY WITH HOSE
3. FILL RESERVOIR WITH BRAKE FLUID (See page BR- 3)
4. BLEED BRAKE MASTER CYLINDER (See page BR-3)
5. BLEED BRAKE LINE (See page BR-4)
6. BLEED BRAKE ACTUATOR (w/ VSC) (See page BR- 4)
7. CHECK BRAKE FLUID LEVEL IN RESERVOIR (See page BR-7)
8. CHECK BRAKE FLUID LEAKAGE
9. INSTALL COWL TOP PANEL SUB-ASSEMBLY OUTER FRONT
10. INSPECT BRAKE PEDAL HEIGHT (See page BR-9)
11. CHECK BRAKE ACTUATOR WITH INTELLIGENT
TESTER 
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 r ...
Brake booster
COMPONENTS
...
Other materials:
Headlight dimmer switch
COMPONENTS
REMOVAL
1. REMOVE STEERING COLUMN LOWER COVER
2. REMOVE STEERING COLUMN UPPER COVER
3. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY
Disconnect the connector.
Release the claw fitting and remove the headlight
dimmer switch assembly.
INSPECTION
1. HEADLIGHT DI ...
Reassembly
1. INSTALL TRANSFER DRIVEN PINION REAR BEARING
(a) Using SST(s) and a press, install the transfer driven
pinion rear bearing outer race to the transfer case.
SST 09950-60010 (09951-00620), 09950-70010
(09951-07150)
NOTICE:
Place something like wood blocks under the
case to keep its level. ...
Headlight Relay Circuit
DESCRIPTION
The Multiplex network body ECU controls HEAD relay when signal is received
from headlight dimmer
switch assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST BY INTELLIGENT TESTER
Connect the intelligent tester to DLC3.
Turn the ignition switch ON and ...
