Toyota Sienna Service Manual: Disassembly
1. REMOVE BLOWER ASSEMBLY
(a) Remove the 2 screws and the blower assembly.
2. REMOVE MODE DAMPER SERVO SUB-ASSEMBLY
(a) Remove the 3 screws and the mode damper servo sub-assembly.
3. REMOVE AIRMIX DAMPER SERVO SUB-ASSEMBLY
(a) Remove the 3 screws and the airmix damper servo sub-assembly.
4. REMOVE NO. 2 AIRMIX DAMPER SERVO SUBASSEMBLY (for Automatic Air Conditioning System)
(a) Remove the 3 screws and the No. 2 airmix damper servo sub-assembly.
5. REMOVE NO. 1 HEATER CLAMP
(a) Release the 4 claw fittings and remove the No. 1 heater clamp.
6. REMOVE NO. 3 AIR CONDITIONING RADIATOR BRACKET
(a) Remove the screw and the No. 3 air conditioning radiator bracket.
7. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY
(a) Remove the heater radiator unit sub-assembly from the air conditioning radiator assembly.
8. REMOVE AIR CONDITIONING TUBE ASSEMBLY
(a) Using a hexagon wrench 4.0 mm (0.15 in.), remove the 2 hexagon bolts and the air conditioning tube assembly.
(b) Remove the 2 O-rings from the air conditioning tube assembly.
9. REMOVE COOLER EXPANSION VALVE
(a) Remove the cooler expansion valve from the No. 1 cooler evaporator sub-assembly.
(b) Remove the 2 O-rings from the No. 1 cooler evaporator sub-assembly.
10. REMOVE NO. 2 AIR CONDITIONING RADIATOR BRACKET
(a) Remove the 2 screws and the No. 2 air conditioning radiator bracket.
11. REMOVE NO. 1 AIR CONDITIONING RADIATOR BRACKET
(a) Remove the 3 screws and the No .1 air conditioning radiator bracket.
12. REMOVE NO. 4 AIR CONDITIONING RADIATOR BRACKET
(a) Remove the No. 4 air conditioning radiator bracket.
13. REMOVE NO. 1 AIR DUCT
(a) Release the 4 claw fittings and remove the No. 1 air duct.
14. REMOVE NO. 1 COOLER THERMISTOR
(a) Disengage the clamp.
(b) Remove the 2 screws.
(c) Remove the 11 screws.
(d) Remove the No. 1 cooler thermistor.
Removal
1. RECOVER REFRIGERANT FROM REFRIGERATION
SYSTEM (See page AC-172)
2. REMOVE FRONT WIPER ARM HEAD CAP (See page
WW-4)
3. REMOVE FRONT WIPER ARM RH (See page WW-4)
4. REMOVE FRONT WIPER ARM LH (Se ...
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 no ...
Other materials:
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 ...
Mass or Volume Air Flow Circuit Range / Performance Problem
DESCRIPTION
Refer to DTC P0100 (See page ES-116).
MONITOR DESCRIPTION
The MAF meter is a sensor that measures the amount of air flowing through the
throttle valve. The ECM
uses this information to determine the fuel injection time and to provide an
appropriate air-fuel ratio.
Insi ...
Diagnostic trouble code chart
Look for output Diagnostic Trouble Codes (DTCs) (from the
DTC checks) in the appropriate section's Diagnostic Trouble
Code Chart. Use the chart to determine the trouble area and
the proper inspection procedure. A description of each of the
chart's columns is shown in the table below.
Ite ...
