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:
Changing the engine switch positions
“LOCK”
The steering wheel is locked and
the key can be removed. (The key
can be removed only when the
shift lever is in “P”.)
“ACC”
Some electrical components such
as the audio system can be used.
“ON”
All electrical components can be
used.
“START”
...
Customize parameters
HINT:
The following items can be customized.
NOTICE:
After confirming whether the items requested by the
customer are applicable or not for customization,
perform customizing operations.
Be sure to record the current settings before
customization.
When troubleshooti ...
Front Occupant Classification Sensor RH Circuit
Malfunction
DTC B1781 Front Occupant Classification Sensor RH Circuit
Malfunction
DESCRIPTION
The front occupant classification sensor RH circuit consists of the occupant
classification ECU and the
front occupant classification sensor RH.
DTC B1781 is recorded when a malfunction is detected in the fron ...
