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:
Center Airbag Sensor Assembly Communication
Circuit Malfunction
DTC B1790 Center Airbag Sensor Assembly Communication
Circuit Malfunction
DESCRIPTION
The center airbag sensor assembly communication circuit consists of the
occupant classification ECU and
the center airbag sensor assembly.
DTC B1790 is recorded when a malfunction is detected in the center ...
How to use this manual
GENERAL INFORMATION
1. GENERAL DESCRIPTION
(a) This manual is written in accordance with SAE J2008.
(b) Repair operations can be separated mainly in the following 3 processes:
(1) Diagnosis
(2) Removing / Install ...
Using the mechanical key (vehicles with a smart key system)
To take out the mechanical key,
push the release button and take
the key out.
The mechanical key can only be
inserted in one direction, as the
key only has grooves on one side.
If the key cannot be inserted in a
lock cylinder, turn it over and reattempt
to insert it.
After using t ...
