Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Service manual — part 1106
FRONT SUSPENSION
3C–11
Knuckle
Knuckle and Associated Parts
410R200002
EndOFCallout
Removal
1. Raise the vehicle and support the frame with
suitable safety stands.
2. Remove wheel and tire assembly. Refer to Wheel in
this section.
3. Remove the brake caliper. Refer to Disc Brakes in
Brake section.
4. Remove the disk rotor. Refer to Disk Brakes in
Brake section.
5. Remove the hub assembly. Refer to Front Hub and
Disk in this section.
6. Remove tie–rod end from the knuckle. Refer to
Power Steering Unit in Steering section.
7. Remove the speed sensor from the knuckle.
8. Loosen torsion bar by height control arm adjust bolt,
then remove torsion bar. Refer to Torsion Bar in this
section.
9. Remove wheel speed sensor. (4x4 model)
Legend
(1) Torsion Bar
(2) Lower Ball Joint, Nut and Cotter Pin
(3) Back Plate
(4) Knuckle Assembly
(5) Knuckle
(6) Oil Seal
(7) Upper Ball Joint, Nut and Cotter Pin
(8) Wheel Speed Sensor (4x4 model)
3C–12
FRONT SUSPENSION
10. Remove back plate.
11. Remove lower ball joint by using remover J–29107.
CAUTION: Be careful not to damage the ball joint
boot.
901RW163
12. Remove upper ball joint by using remover J–36831.
CAUTION: Be careful not to damage the ball joint
boot.
901R200022
13. Remove knuckle assembly.
14. Remove oil seal (Except 2WD model).
Inspection and Repair
Make necessary correction or parts replacement if wear,
damage, corrosion or any other abnormal condition are
found through inspection.
Check the following parts:
• Knuckle
• Knuckle arm
Installation
1. Use a new oil seal, and apply multipurpose type
grease to the area surrounded by the lip (approx. 2
g). Then use installer J–45647 and J–8092 to install
oil seal. After fitting the oil seal to the installer, drive
it to the knuckle using a hammer or bench press
(Except 2WD model).
901R200023
2. Install knuckle assembly.
3. Install upper ball joint and tighten the nut to the
specified torque, with just enough additional torque
to align cotter pin holes. Install new cotter pin.
Torque: 98 N·m (72 lb ft)
4. Install lower ball joint and tighten the nut to the
specified torque, with just enough additional torque
to align cotter pin holes. Install new cotter pin.
Torque: 147 N·m (108 lb ft)
5. Install back plate.
6. Install wheel speed sensor.
7. Install torsion bar, refer to Torsion Bar in this
section.
NOTE: Adjust the trim height. Refer to Front End
Alignment Inspection and Adjustment in Steering.
FRONT SUSPENSION
3C–13
Upper Control Arm
Upper Control Arm and Associated Parts
450R200005
EndOFCallout
Removal
1. Raise the vehicle and support the frame with
suitable safety stands.
2. Remove wheel and tire assembly. Refer to Wheel in
this section.
3. Remove the brake caliper and disconnect brake
pipe. Refer to Disc Brakes in Brake section.
4. Support lower control arm with a jack.
5. Remove speed sensor cable.
6. Remove nut and cotter pin then use remover J–
36831.
Legend
(1) Bolt and Plate
(2) Camber Shims
(3) Caster Shims
(4) Nut Assembly
(5) Upper Control Arm Assembly
(6) Fulcrum Pin
(7) Bushing
(8) Plate
(9) Nut
(10) Speed Sensor Cable
(11) Nut and Cotter Pin
(12) Upper Ball Joint, Bolt and Nut
3C–14
FRONT SUSPENSION
CAUTION: Be careful not to damage the ball joint
boot.
901R200022
7. Remove upper ball joint.
8. Remove bolt and plate.
9. Remove nut assembly.
10. Remove camber shims and note the positions and
number of shims.
11. Remove caster shims and note the positions and
number of shims.
12. Remove upper control arm assembly.
13. Remove nut (9).
14. Remove plate (8).
15. Remove bushing (7) by using remover J–29755.
901RW161
901RW160
16. Remove fulcrum pin (6).
Inspection and Repair
Make necessary parts replacement if wear, damage,
corrosion or any other abnormal conditions are found
through inspection.
Check the following parts:
• Upper control arm
• Bushing
• Fulcrum pin
Installation
1. Install fulcrum pin.
2. Install bushing by using installer J–29755 and J–
39376.
901RW164
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