Toyota Tundra 2005 Service - Repair - Maintenance page 2734

SR-56
Rear
Housing
Service Bolt
STEERING
6.
(a)
(b)
Cam Ring
Front
Housing
F19957
7.
(a)
(b)
(c)
F19809
If the rotating torque is not as specified above, check the instal-
lation of the vane pump housing oil seal.
8.
9.
(a)
(b)
(c)
(d)
(e)
10.
(a)
(b)
- POWER STEERING VANE PUMP (1GR-FE)
INSTALL REAR HOUSING
Coat a new O-ring with power steering fluid, and install
it to the rear housing.
Align the straight pin of the rear housing with the dents of
the cam ring, side plate and front housing, and install the
rear housing with the 4 bolts.
Torque: 22 N·m (220 kgf·cm, 16 ft·lbf)
INSPECT PRELOAD
Check that the pump rotates smoothly without abnormal
noise.
Temporarily install the service bolt.
Recommended service bolt:
Thread diameter: 10 mm (0.39 in.)
Thread pitch: 1.25 mm (0.0492 in.)
Bolt length: 50 mm (1.97 in.)
Using a torque wrench, check the pump rotating torque.
Rotating torque:
0.27 N·m (2.8 kgf·cm, 2.4 in.·lbf) or less
INSTALL OIL PRESSURE SWITCH
Torque: 21 N·m (210 kgf·cm, 15 ft·lbf)
INSTALL SPRING, FLOW CONTROL VALVE AND
PRESSURE PORT UNION
Coat the spring and flow control valve with power steering
fluid.
Install the spring.
Install the flow control valve in the correct direction
(See page SR-45 ).
Coat a new O-ring with power steering fluid, and install
it to the pressure port union.
Install the pressure port union.
Torque: 69 N·m (700 kgf·cm, 51 ft·lbf)
INSTALL SUCTION PORT UNION
Coat a new O-ring with power steering fluid, and install
it to the suction port union.
Install the suction port union with the bolt.
Torque: 12 N·m (120 kgf·cm, 9 ft·lbf)
Author : Date :
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