Toyota Sienna Service Manual: Inspection
1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR
- Using an ohmmeter, measure the resistance between the terminals.
Standard resistance
- If the result is as specified, do not replace the engine coolant temperature sensor.
- If the result is not as specified, replace the engine coolant temperature sensor.
NOTICE: In case of checking the engine coolant temperature sensor in water, do not allow water to go into the terminals. After checking, dry the engine coolant temperature sensor.
Removal
1. DRAIN ENGINE COOLANT
2. REMOVE V-BANK COVER SUB-ASSEMBLY
3. REMOVE NO. 2 AIR CLEANER INLET
4. REMOVE NO. 1 AIR CLEANER INLET
5. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
6. REMOVE AIR CLEANER CASE S ...
Installation
1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR
Install the engine coolant temperature sensor.
Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
Connect the engine coolant temperature senso ...
Other materials:
Cranking Holding Function Circuit
DESCRIPTION
The system detects the ignition switch's starting signal (STSW) and then
supplies current to the starter
until the ECM judges that the engine has started successfully. The purpose is to
reduce the holding time
of the ignition key.
WIRING DIAGRAM
Refer to DTC P0617 (See page ...
Evaporative Emission System Switching Valve Control Circuit High
DTC SUMMARY
DESCRIPTION
The circuit description can be found in the EVAP (Evaporative Emission)
System (See page ES-404).
INSPECTION PROCEDURE
Refer to the EVAP System (See page ES-404).
MONITOR DESCRIPTION
5 hours*1 after the ignition switch is turned off, the electric vacuum pump
...
Rear power window switch
INSPECTION
1. INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY REAR
Check the resistance between the switch terminals
when the switch is operated.
Standard
If the result is not as specified, replace the switch
assembly. ...
