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:
Open in Curtain Shield Squib LH Circuit
DTC B1166/88 Open in Curtain Shield Squib LH Circuit
DESCRIPTION
The curtain shield squib LH circuit consists of the center airbag sensor
assembly and the curtain shield
airbag assembly LH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1166/88 is recorde ...
Open in Rear Curtain Shield Squib RH Circuit
DTC B1631/84 Open in Rear Curtain Shield Squib RH Circuit
DESCRIPTION
The rear curtain shield squib RH circuit consists of the center airbag sensor
assembly and the curtain
shield airbag assembly RH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1631/84 ...
ECM Power Source Circuit
DESCRIPTION
When the ignition switch is turned to the ON position, the battery voltage is
applied to terminal IGSW of
the ECM. The ECM MREL output signal causes a current to flow to the coil,
closing the contacts of the EFI
relay and supplying power to terminal +B of the ECM.
If the igniti ...
