Isuzu Trooper (2000 year). Service manual — part 60
3C 5
FRONT SUSPENSION
Condition
Correction
Possible cause
Wandering or Poor Steering Stability
Mismatched or unevenly worn tires.
Replace tire or inflate tires to proper
pressure.
Loose steering linkage ball joints.
Replace ball joints.
Faulty shock absorbers.
Replace shock absorber.
Loose stabilizer bar.
Tighten or replace stabilizer bar or
bushings.
Broken or sagging springs.
Replace spring (pairs).
Steering gear misadjustment.
Check or adjust steering gear.
Improper wheel alignment.
Adjust wheel alignment.
Erratic Steering When Braking
Worn wheel bearings.
Replace wheel bearings.
Broken or sagging springs.
Replace spring (pairs).
Leaking caliper.
Repair or replace caliper.
Warped discs.
Replace brake disc.
Badly worn brake pads.
Replace brake pads.
Tires are inflated unequally.
Inflate tires to proper pressure.
Low or Uneven Trim Height
Broken or sagging springs.
Replace springs (In pairs).
Vehicle overloaded.
Reduce load.
Incorrect springs.
Adjust or replace torsion bar.
Suspension Bottoms
Vehicle overloaded.
Reduce load.
Faulty shock absorber.
Replace shock absorber.
Incorrect, broken or sagging springs.
Replace springs.
Body Leans
Loose stabilizer bar.
Tighten stabilizer bar bolts or replace
bushings.
Faulty shock absorber, struts or
mounting.
Replace shock absorber.
Broken or sagging springs.
Replace springs (In pairs).
Vehicle overloaded.
Reduce load.
Cupped Tires
Worn wheel bearings.
Replace wheel bearing.
Excessive tire or wheel run out.
Replace tire or wheel.
Worn ball joints.
Replace ball joints.
Tire out of balance.
Adjust tire balance.
3C 6
FRONT SUSPENSION
Shock Absorber
Shock Absorber and Associated Parts
450RS006
Legend
(1) Nut
(2) Rubber Bushing and Washer
(3) Bolt, Nut and Washer
(4) Shock Absorber
(5) Rubber Bushing and Washer
Removal
1. Raise the vehicle and support it with suitable safety
stands.
2. Remove wheel and tire assembly. Refer to Wheel
Replacement in this section.
3. Remove bolt,nut and washer.
4. Remove nut.
5. Remove rubber bushing and washer.
6. Remove shock absorber.
7. Remove rubber bushing and washer.
Inspection and Repair
Make necessary correction or parts replacement if wear,
damage, corrosion or any other abnormal conditions are
found through inspection.
Check the following parts:
D
Shock absorber
D
Rubber bushing
Installation
1. Install rubber bushing and washer.
2. Install shock absorber.
3. Install rubber bushing and washer.
4. Install nut, then tighten it to the specified torque.
Torque: 20 N·m (14 lb ft)
5. Install bolt, nut and washer, then tighten to the
specified torque.
Torque: 82 N·m (61 lb ft)
3C 7
FRONT SUSPENSION
Stabilizer Bar
Stabilizer Bar and Associated Parts
410RS002
Legend
(1) Nut and Washer
(2) Link
(3) Bracket
(4) Rubber Bushing
(5) Stabilizer Bar
Removal
1. Raise the vehicle and support the frame with suitable
safety stands.
2. Remove the stone guard.
3. Remove wheel and tire assembly. Refer to Wheel
Replacement in this section.
4. Remove nut and washer.
CAUTION: Be careful not to break the ball joint boot.
5. Remove link.
6. Remove bracket.
7. Remove stabilizer bar.
8. Remove rubber bushing.
Inspection and Repair
Make necessary correction or parts replacement if wear,
damage, corrosion or any other abnormal conditions are
found through inspection.
Check the following parts:
D
Stabilizer bar
D
Rubber bushing
D
Link ball joint
Installation
1. Install rubber bushing.
2. Install stabilizer bar.
3. Install bracket, then tighten it to the specified torque.
Torque: 22 N·m (16 lb ft)
4. Install link.
5. Install nut and washer, then tighten the nut to the
specified torque.
Torque: 50 N·m (37 lb ft)
3C 8
FRONT SUSPENSION
Torsion Bar
Torsion Bar and Associated Parts
410RS003
Legend
(1) Adjust Bolt, End Piece and Seat
(2) Height Control Arm
(3) Torsion Bar
Removal
1. Raise the vehicle and support the frame with suitable
safety stands.
2. Apply the setting marks(1) to the adjust bolt and end
piece, then remove adjust bolt, end piece and seat.
410RS004
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