2007 TOYOTA SIENNA Service Repair Manual

Page 2697 of 3000

TOYOTA SIENNA 2007  Service Repair Manual POWER STEERING  –  RACK AND PINION POWER STEERING GEARPS–29
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(b) Using SST, hold the control valve and remove the 
nut.
SST 09616-00011
(c) Wind vinyl tape around the serrated part of the 
contr

Page 2698 of 3000

TOYOTA SIENNA 2007  Service Repair Manual PS–30POWER STEERING  –  RACK AND PINION POWER STEERING GEAR
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15. REMOVE POWER STEERING CONTROL VALVE 
UPPER OIL SEAL
(a) Using SST and a press, remove the control valve 
upper bearing and contro

Page 2699 of 3000

TOYOTA SIENNA 2007  Service Repair Manual POWER STEERING  –  RACK AND PINION POWER STEERING GEARPS–31
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20. REMOVE RACK STEERING PISTON RING
(a) Using a screwdriver, remove the rack steering 
piston ring and O-ring.
NOTICE:
Be careful no

Page 2700 of 3000

TOYOTA SIENNA 2007  Service Repair Manual PS–32POWER STEERING  –  RACK AND PINION POWER STEERING GEAR
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(d) Install the rack steering piston ring onto the power 
steering rack, and settle it down with your fingers.
2. INSTALL POWER STEER

Page 2701 of 3000

TOYOTA SIENNA 2007  Service Repair Manual POWER STEERING  –  RACK AND PINION POWER STEERING GEARPS–33
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4. INSTALL POWER STEERING RACK BUSH
(a) Using SST and a press, install the rack bush oil seal 
onto the rack bush.
SST 09950-60010 (0

Page 2702 of 3000

TOYOTA SIENNA 2007  Service Repair Manual PS–34POWER STEERING  –  RACK AND PINION POWER STEERING GEAR
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(c) Using SST and a press, install the control valve 
upper bearing.
SST 09950-70010 (09951-07150), 09950-60010 
(09951-00180, 09952-

Page 2703 of 3000

TOYOTA SIENNA 2007  Service Repair Manual POWER STEERING  –  RACK AND PINION POWER STEERING GEARPS–35
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(m) Install the control valve w/ control valve housing 
onto the rack housing with the 2 bolts.
Torque: 18 N*m (184 kgf*cm, 13 ft.*lb

Page 2704 of 3000

TOYOTA SIENNA 2007  Service Repair Manual PS–36POWER STEERING  –  RACK AND PINION POWER STEERING GEAR
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10. INSTALL TOTAL PRELOAD
(a) To prevent the steering rack teeth from damaging 
the oil seal lip, temporarily install the RH and LH