Toyota Sienna Service Manual: Removal
1. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
2. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
3. DRAIN ENGINE COOLANT
4. REMOVE V-BANK COVER SUB-ASSEMBLY
5. REMOVE NO. 2 AIR CLEANER INLET
6. REMOVE NO. 1 AIR CLEANER INLET
7. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
- Disconnect the 3 vacuum hoses.
- Remove the No. 2 ventilation hose and air cleaner hose band.
- Disconnect the vacuum hose (EVAP) from the air cleaner hose.
- Disconnect the mass air flow meter connector.
- Remove the 2 bolts and air cleaner cap subassembly.
8. REMOVE AIR CLEANER CASE SUB-ASSEMBLY
9. REMOVE THROTTLE BODY
- Disconnect the throttle body connector and clamp.
- Disconnect the 2 water by-pass hoses from the throttle body.
- Remove the 4 bolts and throttle body.
- Remove the throttle body gasket from the intake air surge tank.
On-vehicle inspection
1. INSPECT THROTTLE BODY
Listen to the throttle control motor operating sounds.
Turn the ignition switch to the ON position.
When pressing the accelerator pedal position
sens ...
Inspection
1. INSPECT THROTTLE BODY
Using an ohmmeter, measure the resistance
between the terminals.
Standard resistance
If the result is not as specified, replace the throttle
body asse ...
Other materials:
Rear Room Temperature Sensor Circuit
DESCRIPTION
This sensor detects the rear 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 ign ...
Rear Air Conditioning Relay Circuit
DESCRIPTION
The RR A/C relay is switched on by signals from the A/C amplifier. It
supplies power to the rear blower
motor.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT RELAY (RR A/C)
(a) Remove the RR A/C relay from the No. 3 relay block.
(b) Measure the resistance according to t ...
U151e automatic transaxle
SST
RECOMMENDED TOOLS
EQUIPMENT
LUBRICANT
SSM
...
