Toyota Sienna Service Manual: 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 assembly.
(c) Install the 3 screws and the heater water valve assembly.
(d) Install the 2 screws and the 2 clamps.
(e) Engage the claw fitting and install the 3 screws and blower case.
2. INSTALL BLOWER RESISTOR TRANSISTOR ASSEMBLY
(a) Install the 2 screws and the blower resistor transistor assembly.
3. INSTALL COOLING UNIT MOTOR SUB-ASSEMBLY WITH FAN
(a) Install the 3 screws and the cooling unit motor subassembly w/ fan.
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 ...
Installation
1. INSTALL AIR CONDITIONING BLOWER ASSEMBLY
(a) Install the air conditioning blower assembly with the
3 bolts.
Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf)
NOTICE:
Tighten the bolts in the order s ...
Other materials:
Removal
1. PRECAUTION
CAUTION:
Be sure to read "PRECAUTION" thoroughly before
servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
4. REMOVE STEE ...
DTC check / clear
1. CHECK DTC (USING INTELLIGENT TESTER)
Checking DTCs.
Connect the intelligent tester to the DLC3.
Turn the ignition switch ON.
Read DTCs by following the prompts on the
tester screen.
HINT:
Refer to the intelligent tester operator's manual
for furthe ...
Terminals of ECU
1. CHECK POWER BACK DOOR ECU
Disconnect the P13 and P14 ECU connectors, and
check the voltage or resistance of each terminal of
the wire harness side connectors
If the result is not as specified, there may be a
malfunction on the wire harness side.
Reconnect the ECU connector ...
