Sienna LE V6-3.0L (1MZ-FE) (1998)
5. Install vane pump rotor.
a. Install the rotor with the inscribed mark facing outward.
b. Install a new snap ring to the vane pump shaft.
6. Install vane plates.
Install the 10 plates with the round end facing outward.
7. Install gasket.
Install a new gasket.
8. Install side plate.
Align the holes of the plate and 2 straight pins.
9. Install wave washer.
Install the washer so that its protrusions fit into the slots in the side plate.
10. Install rear housing.
a. Coat 2 new O-rings with power steering fluid and install them to the housing.
b. Torque the 4 bolts.
Torque: 17 Nm (12 ft. lbs.)
11. Install spring, flow control valve and pressure port union.
a. Install the valve facing the correct direction.
b. Coat a new O-ring with power steering fluid and install it to the union. Torque the union.
Torque: 83 Nm (62 ft. lbs.)
12. Install suction port union.
a. Coat a new O-ring with power steering fluid and install it to the union.
b. Torque the bolt.
Torque: 13 Nm (9 ft. lbs.)
13. Install front and rear brackets.
Torque the 3 bolts and 2 nuts.
Torque: 43 Nm (32 ft. lbs.)