Toyota Sienna Service Manual: 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 rotors rotate smoothly.
(b) Install the oil pump cover with the 8 bolts.
Torque: 9.1 N*m (93 kgf*cm, 81 in.*lbf)
Bolt length 
2. INSTALL OIL PUMP RELIEF VALVE
(a) Coat the oil pump relief valve with engine oil.
(b) Insert the relief valve and relief valve spring into the oil pump cover hole.
(c) Using a 27 mm socket wrench, install the plug.
Torque: 49 N*m (500 kgf*cm, 37 ft.*lbf)
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, rep ...
Installation
1. INSTALL TIMING CHAIN CASE OIL SEAL
(a) Using SST, tap in a new oil seal until its surface is
flush with the timing chain case edge.
SST 09223-22010, 09506-35010
NOTICE:
Keep the ...
Other materials:
Multiplex Communication Circuit
DESCRIPTION
INSPECTION PROCEDURE
1 GO TO CAN COMMUNICATION SYSTEM
(a) Refer to the CAN communication system (See page CA-
7).
(b) If the CAN communication system is operating normally,
proceed to the next step.
2 GO TO MULTIPLEX COMMUNICATION SYSTEM (BEAN)
(a) Refer to the multiplex com ...
Removal
1. DISCHARGE FUEL SYSTEM PRESSURE
HINT:
See page FU-1.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
3. REMOVE NO. 1 ENGINE UNDER COVER
4. DRAIN ENGINE COOLANT (See page CO-6)
5. REMOVE FRONT WIPER ARM HEAD CAP (See page
WW-4)
6. REMOVE FRONT WIPER ARM RH (See page WW-4)
7. REMOVE FRO ...
Intermediate Shaft Speed Sensor "A"
DESCRIPTION
This sensor detects the rotation speed of the counter gear. By comparing the
counter gear speed signal
(NC) with the direct clutch speed sensor signal (NT), the ECM detects the shift
timing of the gears and
appropriately controls the engine torque and hydraulic pressure according ...
