Toyota Sienna Service Manual: Inspection
1. INSPECT OIL PUMP RELIEF VALVE
(a) Coat the relief valve with engine oil and check that it falls smoothly into the valve hole under its own weight.
If the valve does not fall smoothly, replace the relief valve. If necessary, replace the oil pump assembly.
2. INSPECT OIL PUMP ROTOR SET
(a) Install the rotors to the timing chain cover with the rotors' marks facing outward. Check that the rotors rotate smoothly.
(b) Check the tip clearance.
(1) Using a feeler gauge, measure the clearance between the drive and driven rotors, as shown in the illustration.
Tip clearance 
If the clearance is greater than the maximum, replace the drive and driven rotors.
(c) Check the side clearance.
(1) Using a feeler gauge and precision straightedge, measure the clearance between the rotors and precision straightedge, as shown in the illustration.
Side clearance 
If the side clearance is greater than the maximum, replace the timing chain cover.
(d) Check the body clearance.
(1) Using a feeler gauge, measure the clearance between the timing chain cover and driven rotor, as shown in the illustration.
Body clearance
If the body clearance is greater than the maximum, replace the timing chain cover.
Disassembly
1. REMOVE OIL PUMP RELIEF VALVE
(A) using a 27 mm socket wrench, remove the relief
valve plug.
(B) remove the valve spring and oil pump relief valve.
2. REMOVE OIL PUMP COVER
(a) Remove ...
Reassembly
1. INSTALL OIL PUMP COVER
(a) Coat the drive and driven rotors with engine oil and
place them into the timing chain cover with the
marks facing outward (oil pump cover side). Check
that the ro ...
Other materials:
High Temperature
DTC 44-47 High Temperature
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
44-47
Sensor detects that DVD unit temperature is high (Over
80C).
Television display assembly
INSPECTION PROCEDURE
HINT:
After the inspection is completed, cl ...
Knock sensor
COMPONENTS
REMOVAL
1. DISCHARGE FUEL SYSTEM PRESSURE
(See page FU-13)
2. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
3. DRAIN ENGINE COOLANT (See page CO-6)
4. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
HINT:
(See page WW-4)
5. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
( ...
Playing an audio CD and
MP3/WMA/AAC discs
Insert disc or select “CD” on the audio source selection screen
with a disc inserted to begin listening to a CD.
Audio control screen
Pressing the “AUDIO” button displays the audio control screen from
any screens of the selected source.
Audio source selection screen
appears
D ...
