Isuzu Rodeo UE. Manual — part 31

2A–20 POWER–ASSISTED STEERING SYSTEM

Power Steering Unit Disassembled View

440RW003

Legend

(1) Tie-rod End
(2) Lock Nut
(3) Clip
(4) Bellows
(5) Band

(6) Tie-rod Assembly
(7) Tab Washer
(8) Oil Line
(9) Valve Housing Assembly

(10) Mounting Rubber

(11) Dust Cover

Disassembly

NOTE: The valve housing is made of aluminum and care
should be exercised when clamping in a vise, etc. to
prevent distortion or damage.

1. Loosen lock nut and remove tie–rod end.
2. Remove clip and band, then remove bellows.
3. Remove tie-rod assembly.

To remove, move the boot toward the tie-rod end,
then remove tab washer.

4. Remove oil line, mounting rubber and dust cover.

Inspection and Repair

Inspect the following parts for wear, damage or any
abnormal conditions.

Tie-rod End

If looseness or play is found when checked by moving the
end of ball joint at tie-rod end, replace tie-rod end.

Tie-rod Assembly

If the resistance is insufficient or play is felt when checked
by moving the ball on the tie-rod, replace the tie-rod
assembly.

Rubber Parts

If wear or damage is found through inspection, replace
with new ones.

Reassembly

1. Install mounting rubber and dust cover (If removed).
2. Install oil line.

Torque: 13 N· m (113 lb in)

3. Install tie-rod assembly with tab washer.

Apply grease to ball joint, install tie-rod and tab
washer, then tighten to specified torque.

Torque: 83 N·m (61 lb ft)

After tightening, bend tab washer against width
across flat of inner ball joint.

POWER–ASSISTED STEERING SYSTEM

2A–21

4. Apply a thin coat of grease to the shaft for smooth

installation. Then install bellows.

5. Install band and clip.
6. Install tie-rod end and tighten lock nut.

Torque: 98 N·m (72 lb ft)

Main Data and Specifications

General Specifications

Power Steering unit

Type

Rack and pinion

Rack stroke

152 mm (5.98 in)

Lock to lock

3.64

Torque Specifications

E02RX002

Special Tools

ILLUSTRATION

TOOL NO.

TOOL NAME

J–29107

Tie rod end remover

2A–22 POWER–ASSISTED STEERING SYSTEM

Power Steering Pump

Power Steering Pump and Associated Parts

436RX001

Legend

(1) Pump Assembly
(2) Hose, Suction

(3) Hose, Flexible
(4) Bolt

Removal

1. Remove the drive belt.
2. Place a drain pan below the pump.
3. Disconnect the suction hose.
4. Disconnect the flexible hose.
5. Remove the power steering fixing bolt and remove

the pump assembly.

Installation

1. Install the pump assembly to the pump braket, tighten

the fixing bolt to the specified torque.

Torque: 46 N·m (34 lb ft)

2. Install the flexible hose.

Tighten the eye bolt to specified torque.

Torque: 54 N·m (40 lb ft)

3. Install the drive belt.
4. Connect the suction hose, then fill and bleed system.

Refer to Bleeding the Power Steering System in this
section.

POWER–ASSISTED STEERING SYSTEM

2A–23

Power Steering Pump Disassembled View

442RX001

Legend

(1) Bolt
(2) Suction Pipe
(3) O-ring
(4) Shaft Assembly
(5) Oil Seal
(6) Front Housing
(7) O-ring
(8) O-ring
(9) Side Plate

(10) Rotor and Vane

(11) Pin

(12) Cam
(13) Pump Cartridge Assembly
(14) O-ring
(15) Snap Ring
(16) Rear Housing
(17) Bolt
(18) Spring
(19) Relief Valve
(20) O-ring
(21) Connector
(22) Pressure Switch Assembly

Disassembly

1. Clean the oil pump with solvent (plug the discharge

and suction ports to prevent the entry of solvent).
Be careful not to expose the oil seal of shaft assembly
to solvent.

2. Remove the bolt, suction pipe and O-ring.
3. Remove the connector, O-ring, relief valve and

spring.

4. Remove the pressure switch assembly.

5. Remove the bolt, rear housing and O-ring.
6. Remove the snap ring.
7. Remove the shaft assembly.
8. Remove the oil seal.

CAUTION: When removing the oil seal, be careful
not to damage the housing.

9. Remove the pump cartridge assembly from the front

housing.

10. Remove two O-rings.