Toyota Sienna Service Manual: Disassembly

Toyota Sienna Service Manual / Air conditioning / Blower unit / Disassembly

1. REMOVE AIR REFINER ELEMENT

REMOVE AIR REFINER ELEMENT

(a) Release the 2 claw fittings and remove the air filter sub-assembly.

REMOVE AIR REFINER ELEMENT

(b) Remove the air refiner element from the air filter cover plate.

2. REMOVE COOLING UNIT DAMPER SERVO SUBASSEMBLY

REMOVE COOLING UNIT DAMPER SERVO SUBASSEMBLY

(a) Remove the 3 screws and the cooling unit damper servo sub-assembly.

3. REMOVE BLOWER RESISTOR (for Manual Air Conditioning System)

REMOVE BLOWER RESISTOR (for Manual Air Conditioning System)

(a) Remove the 2 screws and the blower resistor.

4. REMOVE BLOWER MOTOR CONTROL (for Automatic Air Conditioning System)

REMOVE BLOWER MOTOR CONTROL (for Automatic Air Conditioning System)

(a) Remove the 2 screws and the blower motor control.

5. REMOVE BLOWER WITH FAN MOTOR SUBASSEMBLY

REMOVE BLOWER WITH FAN MOTOR SUBASSEMBLY

(a) Remove the 3 screws and the blower w/ fan motor sub-assembly.

Removal

1. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY WITH PASSENGER AIRBAG ASSEMBLY HINT: Refer to the instructions for removal of the instrument panel sub-assembly w/ passenger airbag assembly (See page IP-5) ...

Reassembly

1. INSTALL BLOWER WITH FAN MOTOR SUBASSEMBLY 2. INSTALL BLOWER MOTOR CONTROL (for Automatic Air Conditioning System) 3. INSTALL BLOWER RESISTOR (for Manual Air Conditioning System) 4. INSTALL COO ...

Other materials:

Inspection
1. INSPECT RUNOUT OF DIFFERENTIAL RING GEAR (a) Using a dial gauge , check the runout of the ring gear. Maximum runout: 0.07 mm (0.0028 in.) If the runout is greater than the maximum, replace the ring gear with a new one. 2. INSPECT DIFFERENTIAL RING GEAR BACKLASH (a) Using a dial gauge, ...

ECU Power Source Circuit
DESCRIPTION This is the power source for the tire pressure warning ECU. WIRING DIAGRAM INSPECTION PROCEDURE NOTICE: When replacing the tire pressure warning ECU, read the transmitter IDs stored in the old ECU using the intelligent tester and write them down before removal. It is neces ...

Room Temperature Sensor Circuit
DESCRIPTION This sensor detects the cabin temperature that is used as the basis for temperature control and sends a signal to the A/C amplifier. WIRING DIAGRAM INSPECTION PROCEDURE 1 READ VALUE OF INTELLIGENT TESTER (a) Connect the intelligent tester to the DLC3. (b) Turn the ignition s ...