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.
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