Toyota Sienna Service Manual: Removal
1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (See page AC-172)
2. REMOVE NO. 2 AIR CLEANER INLET (See page EM- 28)
3. REMOVE FRONT BUMPER ASSEMBLY (See page ET-3)
4. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY
(a) Remove the bolt and disconnect the discharge hose sub-assembly from the cooler condenser core.
(b) Remove the O-ring from the discharge hose subassembly.
NOTICE: Seal the openings of the disconnected parts using vinyl tape to prevent entry of moisture and foreign matter.
5. DISCONNECT COOLER REFRIGERANT LIQUID PIPE A
(a) Remove the bolt and disconnect the cooler refrigerant liquid pipe A from the cooler condenser core.
(b) Remove the O-ring from the cooler refrigerant liquid pipe A.
NOTICE: Seal the openings of the disconnected parts using vinyl tape to prevent entry of moisture and foreign matter.
6. REMOVE NO. 1 AIR CLEANER INLET (See page EM- 28)
7. REMOVE HOOD LOCK RELEASE LEVER PROTECTOR (See page CO-29)
8. REMOVE HOOD LOCK ASSEMBLY (See page CO-29)
9. REMOVE HOOD LOCK SUPPORT SUB-ASSEMBLY (See page CO-29)
10. DISCONNECT COOLING FAN ECU CONNECTOR (See page CO-30)
11. REMOVE UPPER RADIATOR SUPPORT SUBASSEMBLY (See page CO-30)
12. DISCONNECT NO. 2 OIL COOLER OUTLET TUBE SUB-ASSEMBLY
(a) Remove the 2 bolts and No. 2 oil cooler outlet tube sub-assembly.
13. REMOVE RADIATOR SUPPORT CUSHION (See page CO-32)
14. REMOVE NO. 1 RADIATOR SUPPORT (See page CO- 32)
15. REMOVE COOLER CONDENSER CORE
(a) Remove the 2 screws and cooler condenser core.
On-vehicle inspection
1. INSPECT COOLER CONDENSER CORE
(a) If the fin of the cooler condenser core is dirty, clean
it with water and dry it with compressed air.
NOTICE:
Do not damage the fin of the cooler condenser
co ...
Disassembly
1. REMOVE COOLER DRYER
(a) Using a hexagon wrench 14 mm (0.55 in.), remove
the cap from the modulator.
(b) Remove the O-ring from the cap.
(c) Using needle nose pliers, remove the cool ...
Other materials:
Network gateway ECU
COMPONENTS
REMOVAL
1. REMOVE FRONT DOOR SCUFF PLATE LH
2. REMOVE COWL SIDE TRIM BOARD LH
3. REMOVE INSTRUMENT PANEL FINISH PANEL
LOWER LH (See page IP-6)
4. REMOVE INSTRUMENT PANEL SAFETY PAD
INSERT NO. 1 (See page IP-6)
5. REMOVE CLEARANCE WARNING ECU ASSEMBLY
(See page PM-15)
6. REMOVE ...
Reassembly
1. INSTALL NO. 1 COOLER THERMISTOR
(a) Install the No. 1 cooler thermistor as shown in the
illustration.
NOTICE:
Be sure to insert the thermistor only once
because reinserting it will not allow it to be
firmly secured.
When reusing the evaporator, insert the
thermistor one row ne ...
Precaution
1. INITIALIZATION
NOTICE:
Perform RESET MEMORY (AT initialization) when
replacing the automatic transaxle assembly, engine
assembly or ECM (See page AX-16).
Perform REGISTRATION (VIN registration) when
replacing the ECM (See page ES-15).
HINT:
Initializatio ...