Toyota Sienna Service Manual: Disassembly
1. HOLD VANE PUMP ASSEMBLY
(a) Using SST, hold the vane pump assembly in a vise.
SST 09630-00014 (09631-00132)
2. REMOVE POWER STEERING SUCTION PORT UNION
(a) Remove the bolt and the power steering suction port union from the vane pump front housing.
(b) Using a screwdriver, remove the O-ring from the power steering suction port union.
3. REMOVE POWER STEERING FLUID PRESSURE SWITCH
NOTICE: Perform this procedure only when the power steering fluid pressure switch is replaced.
(a) Remove the power steering fluid pressure switch from the vane pump front housing.
4. REMOVE FLOW CONTROL VALVE ASSEMBLY
(a) Remove the pressure port union from the vane pump front housing.
(b) Remove the O-ring from the pressure port union.
(c) Remove the flow control valve assembly and the flow control valve compression spring from the vane pump front housing.
5. REMOVE VANE PUMP REAR HOUSING
(a) Remove the 4 bolts and vane pump rear housing from the vane pump front housing.
(b) Using a screwdriver, remove the O-ring from the vane pump rear housing.
HINT: Tape the screwdriver tip before use.
6. REMOVE VANE PUMP SHAFT WITH PULLEY
(a) Using 2 screwdrivers, remove the vane pump shaft snap ring from the vane pump shaft with pulley.
(b) Remove the vane pump shaft with pulley.
7. REMOVE VANE PUMP ROTOR
(a) Remove the 10 vane pump plates.
(b) Remove the vane pump rotor.
8. REMOVE VANE PUMP CAM RING
(a) Remove the vane pump cam ring from the vane pump front housing.
9. REMOVE VANE PUMP FRONT SIDE PLATE
(a) Remove the vane pump front side plate from the vane pump front housing.
(b) Using a screwdriver, remove the O-ring from the vane pump front side plate.
HINT: Tape the screwdriver tip before use.
(c) Remove the O-ring from the vane pump front housing.
10. REMOVE VANE PUMP HOUSING OIL SEAL
(a) Using a screwdriver and a shop rag or a piece of cloth, remove the vane pump housing oil seal from the vane pump front housing.
NOTICE: Be careful not to damage the vane pump front housing.
Removal
1. DRAIN POWER STEERING FLUID
2. REMOVE FRONT WHEEL RH
3. REMOVE FRONT FENDER APRON SEAL RH (See
page EM-26)
4. REMOVE FAN AND GENERATOR V BELT (See page
EM-6)
5. DISCONNECT NO. 1 FLUID RESERVOI ...
Inspection
1. INSPECT VANE PUMP SHAFT AND BUSHING IN VANE PUMP FRONT HOUSING
(a) Using a micrometer, measure the outer diameter [a]
of the vane pump shaft with pulley.
(b) Using vernier calipers, measur ...
Other materials:
Precaution
1. SRS AIRBAG SYSTEM HANDLING PRECAUTIONS
This vehicle is equipped with an SRS
(Supplemental Restraint System) such as the driver
airbag and front passenger airbag. Failure to carry
out service operations in the correct sequence could
cause unexpected SRS deployment during
servicing an ...
Sound Signal Circuit between Radio Receiver and Television Display
Assembly
DESCRIPTION
The television display assembly sends a sound signal to the radio receiver
through this circuit.
The sound signal that has been sent is amplified by the stereo component
amplifier or radio receiver
(built-in amplifier), and then is sent to the speakers.
If there is an open or ...
Transfer system
PRECAUTION
NOTICE:
1. Before disassembly, clean the transfer assembly of
any sand or mud to prevent it from entering inside the
transfer during disassembly and assembly.
2. When removing any light alloy part such as a transfer
cover, do not pry it off with a tool like a screwdriver,
but tap ...
