Power Steering Vane Pump: Reassembly

1. Install the spring.
2. Install the flow control valve facing in the correct direction (See POWER STEERING VANE PUMP ).
3. Coat a new O-ring with power steering fluid, and install it to the spring seat.
4. Install the spring seat with the bolt hole facing outward to the rear housing.
5. Using snap ring pliers, install a new snap ring.

Align the holes of the side plate with the 2 straight pins, and install the lower side plate.

Fig 1: Installing Lower Side Plate

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Align the holes of the cam ring with the 2 straight pins, and install the cam ring with the inscribed mark facing upward.

Install the vane pump rotor with the inscribed mark facing upward.

Install the 10 vane plates.

Fig 2: Identifying Inscribed Mark

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Coat a new O-ring with power steering fluid, and install it to the upper side plate.
Fig 3: Installing O-Ring To Upper Side Plate
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Align the holes of the side plate with the 2 straight pins, and install the upper side plate.

Install the wave washer so that its protrusions fit into the slots in the upper side plate.

1. Coat a new O-ring with power steering fluid, and install it to the vane pump housing.
2. Install the oil strainer to the rear housing.
3. Align the O-ring with the oil hole of the rear housing.
4. Align the bolt set holes of the power steering vane pump housing with the bolt set holes of the rear housing, and install the rear housing with the 4 bolts.

   Torque: 8.5 N.m (90 kgf.cm, 75 in..lbf) 

1. Coat a new O-ring with power steering fluid, and install it to the power steering vane pump housing.
   Fig 4: Aligning O-Ring With Oil Hole Of Rear Housing

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the reservoir with the clamp to the position shown in the illustration.

   Torque: 7.0 N.m (70 kgf.cm, 61 in..lbf)