Toyota Sienna Service Manual: Inspection
1. Inspect water pump assembly
(a) Visually check the drain hole and air hole for coolant leakage.
(b) Turn the pulley, and check that the water pump bearing moves smoothly and noiselessly.
If the bearing does not move smoothly and noiselessly, replace the water pump.
Removal
1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE
HINT:
See page EM-26
2. SECURE ENGINE (See page EM-37)
3. REMOVE GENERATOR ASSEMBLY (See page CH-17)
4. REMOVE COMPRESSOR AND MAGNETIC CLUTCH
(See page A ...
Installation
1. INSTALL WATER PUMP ASSEMBLY
(a) Install a new water pump gasket and the water
pump assembly with the 16 bolts.
Torque: Bolt A
21 N*m (214 kgf*cm, 15 ft.*lbf)
Bolts B and C
9.1 N*m (93 kgf ...
Other materials:
Air Mix Damper Position Sensor Circuit (Passenger Side)
DESCRIPTION
This sensor detects the position of the air mix control servo motor (air mix
damper) and sends the
appropriate signals to the A/C amplifier. The position sensor is built in the
air mix control servo motor. The
position sensor's resistance changes as the air mix control servo m ...
Power Back Door Warning Buzzer does not Sound
DESCRIPTION
The power back door system uses a warning buzzer built into the
back door, which has 3 ways of
sounding that are used differently according to the situations:
When all the following conditions are met, the warning buzzer sounds at
a cycle of 0.3 seconds:
* The ignitio ...
Display Signal Circuit between Television Display Assembly and Radio
and Navigation Assembly
DESCRIPTION
This circuit sends a DVD image signal from the television display assembly to
the radio and navigation
assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - TELEVISION
DISPLAY ASSEMBLY)
Disconnect the radio and n ...
