P/S Gear Case Assembly Removal and Installation

P/S Gear Case Assembly Removal and Installation

NOTE:

The P/S gear case assembly may lose its original performance if it is disassembled and reassembled.

Do not try to disassemble and repair the P/S gear case assembly. Replace it with a new one.

Removal

1) Disconnect negative (-) cable at battery.
2) Take out P/S fluid in reservoir with syringe or such.
3) Hoist vehicle and remove both right and left wheels.
4) Remove engine splash cover.
5) Disconnect both right and left tie-rod ends from knuckle referring to Step 2) to 3) of "Removal" in Service and Repair Tie-Rod End Removal and Installation.
6) Disconnect steering lower shaft assembly (1) from pinion shaft of P/S gear case assembly (2) referring to Step 5) of "Removal" in Steering Lower Shaft Assembly Removal and Installation Steering Lower Shaft Assembly Removal and Installation.
7) Disconnect high pressure pipe (3) from P/S gear case assembly.
8) Disconnect low pressure pipe (4) from P/S gear case assembly.
9) Remove P/S gear case cylinder pipes (5) from P/S gear case assembly.





10) Remove stabilizer bar mount bolt and stabilizer joint.

NOTE:
Do not remove stabilizer bar (1) from vehicle.

11) Remove stabilizer bar mount bracket (2) from left side of front suspension frame.






12) Remove bolts (1) and then take off P/S gear case assembly from left side of vehicle.

NOTE:
P/S gear case assembly cannot be removed from the right side of vehicle.





Installation

P/S Gear Case Assembly Components

P/S Hose / Pipe Components

Reverse removal procedure for installation of P/S gear case, noting the following points.

- After confirming that front tire is in straight position, install P/S gear case to body temporarily. Next, with tie-rod end installed to knuckle, set rack in position close to neutral. Then obtain the neutral state by aligning matchmarks (1) on pinion shaft and steering gear case (2) and insert steering lower joint into pinion shaft.
Refer to Step 3) of "Installation" in Steering Lower Shaft Assembly Removal and Installation Steering Lower Shaft Assembly Removal and Installation.






NOTE:
Be sure to confirm that steering wheel and front tires (wheels) are in straight position when inserting steering lower joint into steering pinion shaft.

- If a plug was put to disconnected pipe when removing steering gear case, remove that plug before reconnecting pipe.
- Use specified torque as given below.

Tightening torque
Steering lower shaft bolt 25 Nm (2.5 kgf-m, 18.5 lbf-ft)
Gear case high pressure pipe union bolt 35 Nm (3.6 kgf-m, 26.0 lbf-ft)
Gear case cylinder pipe flare nut 25 Nm (2.5 kgf-m, 18.5 lbf-ft)
Gear case mounting bolt 105 Nm (10.7 kgf-m, 77.5 lbf-ft)
Gear case low pressure pipe flare nut 35 Nm (3.6 kgf-m, 26.0 lbf-ft)
Stabilizer bar mount bracket mount bolt (a): 60 Nm (6.1 kgf-m, 44.5 lbf-ft)





- After installation, be sure to pour specified P/S fluid and bleed air. Refer to Service and Repair P/S System Air Bleeding Procedure.
- Check toe setting. Adjust as required. Refer to Front Suspension Front Wheel Alignment Inspection and Adjustment.