Toyota Sienna Service Manual: Disassembly
1. REMOVE COOLER THERMISTOR NO.1 (for Automatic Air Conditioning System)
(a) Disengage the 2 claw fittings and the clamp and remove the cooler thermistor No. 1.
2. REMOVE COOLING UNIT MOTOR SUB-ASSEMBLY WITH FAN
(a) Remove the 3 screws and the cooling unit motor sub-assembly w/ fan.
3. REMOVE BLOWER RESISTOR TRANSISTOR ASSEMBLY
(a) Remove the 2 screws and the blower resistor transistor assembly.
4. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY
(a) Disengage the claw fitting and remove the 3 screws and blower case.
(b) Remove the 2 screws and the 2 clamps.
(c) Remove the 3 screws and the heater water valve assembly.
(d) Remove the 2 O-rings from the heater water valve assembly.
(e) Remove the heater radiator unit sub-assembly from the air conditioning blower assembly.
Removal
1. DISCHARGE REFRIGERANT FROM
REFRIGERATION SYSTEM
SST 07110-58060 (07117-58080, 07117-58090,
07117-78050, 07117-88060, 07117-88070,
07117-88080)
HINT:
See page AC-172.
2. REMOVE REAR DOOR SCUF ...
Reassembly
1. INSTALL HEATER RADIATOR UNIT SUB-ASSEMBLY
(a) Install the heater radiator unit sub-assembly to the
air conditioning blower assembly.
(b) Install the 2 O-rings to the heater water valve
as ...
Other materials:
All Doors cannot be Locked / Unlocked at Once
DESCRIPTION
The body ECU receives a switch signal from the master switch, the door
control switch, the driver door
key cylinder and the passenger door key cylinder and then drives the door lock
motor.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FUSE (ECU-B)
Remove ECU-B fuse f ...
Coolant
Replacement
1. REMOVE NO. 1 ENGINE UNDER COVER (See page
EM-26)
2. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
3. DRAIN ENGINE COOLANT
(a) Loosen the radiator drain cock plug.
HINT:
Collect the coolant in a container and dispose of it
according to the regulations in your area.
(b ...
Installation
1. INSTALL FRONT AXLE ASSEMBLY LH
(a) Install the 2 bolts, nuts and front axle assembly LH
with the 2 bolts and nuts to the shock absorber
assembly front LH.
Torque: 230 N*m (2,350 kgf*cm, 170 ft.*lbf)
NOTICE:
Only when reusing the bolts and nuts, apply
the small amount of engine oil ...
