Toyota Sequoia (2005). Manual - part 816

SR0MD–08

F06723

Air Cleaner Assembly
with Air Cleaner Hose

MAF Meter Connector

Clamp

Return Hose

N·m (kgf·cm, ft·lbf) : Specified torque

 Non–reusable part

 Gasket

46.5 (475, 34)

Clip

Vacuum Hose

Clip

Drive Belt

PS Vane Pump
Assembly

44 (450, 33)

Pressure Feed Tube

22 (220, 16)

SR–26

–

STEERING

POWER STEERING VANE PUMP

3253

POWER STEERING VANE PUMP

COMPONENTS

F06720

Pressure Port Union

83 (850, 61)

 O–Ring

Flow Control Valve

Spring

 O–Ring

Suction Port Union

13 (130, 9)

Vane Pump Shaft
with Vane Pump Pulley

 Oil Seal

Front Housing

 Gasket

24 (240, 17)

Rear Housing

 O–Ring

Wave Washer

Side Plate

Cam Ring

 Straight Pin

Vane Pump
Rotor

 Snap Ring

x10

Vane Plate

N·m (kgf·cm, ft·lbf) : Specified torque

 Non–reusable part

Power steering fluid

–

STEERING

POWER STEERING VANE PUMP

SR–27

3254

SR0ME–08

EM6656

SR–28

–

STEERING

POWER STEERING VANE PUMP

3255

REMOVAL

1.

REMOVE AIR CLEANER ASSEMBLY WITH AIR
CLEANER HOSE

(a)

Disconnect the MAF meter connector.

(b)

Disconnect the hoses.

(c)

Remove the clamp.

(d)

Remove the 3 bolts and air cleaner assembly with air
cleaner hose connected.

2.

REMOVE DRIVE BELT

Loosen the drive belt tension by turning the drive belt tensioner
counterclockwise, and remove the drive belt.
3.

DISCONNECT 2 VACUUM HOSES

Remove the 2 clips and disconnect the 2 vacuum hoses.
4.

DISCONNECT RETURN HOSE

Remove the clip and disconnect the return hose.
5.

DISCONNECT PRESSURE FEED TUBE

Remove the union bolt and gasket, disconnect the pressure
feed tube.
6.

REMOVE PS VANE PUMP ASSEMBLY

Remove the 2 bolts, nut, stud bolt and PS vane pump assembly.

SR0V7–04

F06739

–

STEERING

POWER STEERING VANE PUMP

SR–29

3256

DISASSEMBLY

NOTICE:
When using a vise, do not overtighten it.
1.

MEASURE PS VANE PUMP ROTATING TORQUE

(a)

Check that the pump rotates smoothly without abnormal
noise.

(b)

Temporarily install the bolt.

(c)

Using a torque wrench, check the pump rotating torque.
Rotating torque:
0.28 N·m (2.8 kgf·cm, 2.4 in.·lbf) or less

2.

REMOVE SUCTION PORT UNION

(a)

Remove the bolt and suction port union.

(b)

Remove the O–ring from the union.

3.

REMOVE PRESSURE PORT UNION, FLOW CONTROL
VALVE AND SPRING

(a)

Remove the pressure port union, the flow control valve
and spring.

(b)

Remove the O–ring from the pressure port union.

4.

REMOVE REAR HOUSING

(a)

Remove the 4 bolts and rear housing.

HINT:
If the wave washer and side plate are stuck to the rear housing,
lightly tap the rear housing with a plastic hammer, and remove
the wave washer and side plate.
(b)

Remove the 2 O–rings from the rear housing.

5.

REMOVE WAVE WASHER

6.

REMOVE SIDE PLATE

7.

REMOVE GASKET

8.

REMOVE CAM RING, 10 VANE PLATES AND VANE
PUMP ROTOR

(a)

Using a screwdriver, remove the snap ring from the vane
pump shaft.

(b)

Remove the cam ring, 10 vane plates and vane pump ro-
tor.

NOTICE:
Be careful not to drop the plates.
9.

REMOVE VANE PUMP SHAFT WITH VANE PUMP
PULLEY

10.

REMOVE STRAIGHT PINS

Remove the 2 pins from the front housing.