Mitsubishi L200. Manual - part 406

LOWER ARM

FRONT SUSPENSION

33-20

After making a mating mark on the lower arm adjust-
ing bolt, remove the lower arm adjusting bolt.

REMOVAL AND INSTALLATION

 

 <2WD (High rider), 4WD>

M1332001601657

CAUTION

• *: Indicates parts which should be temporarily tightened, and then fully tightened with the vehicle 

on the earth in an unladen condition.

• When the suspension is adjusted or replaced, the calibration of steering wheel sensor must be 

performed. (Refer to GROUP 35C 

− On-vehicle Service ). <Vehicles with ASTC>

Post-installation Operation
• Check the Dust Cover for Cracks or Damage by pushing it 

with finger.

• Front Wheel Alignment Check and Adjustment (Refer to 

P.33-6

).

AC600978AD

111 ± 14 N·m

8

9

5

7

12

N

N

6

129 ± 15 N·m*

105 ± 10 N·m*

2

147 ± 29 N·m

40 ± 4 N·m

26 ± 4 N·m

3

4

10

10

108 ± 10 N·m

1

1

11

11

Removal steps 

1. Split pin

<<

A

>>

2. Lower arm ball joint and knuckle 

assembly connection

<<

A

>>

3. Tie rod end and knuckle assembly 

connection

Removal steps (Continued)

LOWER ARM

FRONT SUSPENSION

33-21

REMOVAL SERVICE POINTS

<<A>> LOWER ARM BALL JOINT AND KNUCKLE 
ASSEMBLY/ TIE ROD END AND KNUCKLE 
ASSEMBLY DISCONNECTION

CAUTION

• The self-locking nut must be only loosened 

but not removed from the ball joint. Be sure to 
use the special tool.

•

AC208247

Self-locking nut

MB992011

AK

Cord

Ball joint

To prevent the special tool from dropping off, 
suspend it with a cord.

1. Install special tool ball joint remover (MB992011) 

as shown in the figure.

AC104739AB

Parallel

Knob

Bolt

Correct

Wrong

2. Turn the bolt and knob to make the special tool 

insert horizontal, then hand-tighten the bolt. After 
tightening, verify that the insert is still horizontal.

NOTE: When adjusting the special tool wedge 
horizontally, position the knob as shown.

3. Turn the bolt to disengage the lower arm ball joint 

from the knuckle.

<<B>> LOWER ARM MOUNTING BOLT REMOVAL

AC503237

Mating mark

AE

After making a mating mark on the adjusting bolt, 
remove the lower arm mounting bolt.

INSPECTION

M1332001701096

• Check the lower arm bushing for wear and deteri-

oration.

• Check the lower arm assembly for bend or break-

age.

• Check all bolts for condition and straightness.

LOWER ARM BALL JOINT STARTING TORQUE 
CHECK

AC504006AB

MB990326

1. After shaking the ball joint stud several times, use 

special tool preload socket (MB990326) to 
measure the starting torque of the ball joint.
NOTE: Rotation starting torque measurement 
should be carried out with parts temperature 
above 0

°

C.

Standard value: 2.9 

− 6.9 N⋅m

2. If the measured value is not within the standard 

value, or if the ball joint is difficult to turn or does 
not turn smoothly, replace the lower arm 
assembly (Refer to 

P.33-19

 <2WD (except High 

rider)> or 

P.33-20

 <2WD (High rider), 4WD>).

4. Upper arm and upper arm ball joint 

connection

5. Knuckle (Refer to GROUP 26 

− Front 

axle hub assembly  <2WD>,  
<4WD>).

6. Lower arm ball joint
7. Shock absorber and lower arm 

assembly connection

8. Bump stopper
9. Lower arm assembly and stabilizer 

link connection

<<

B

>>

10. Lower arm mounting bolt
11. Plate
12. Lower arm assembly

Removal steps (Continued)

LOWER ARM

FRONT SUSPENSION

33-22

LOWER ARM BALL JOINT DUST COVER CHECK
1. Check the lower arm ball joint dust cover for 

cracks or damage by pushing it with your finger.

2. If the lower arm ball joint dust cover is cracked or 

damaged, replace the lower arm assembly (Refer 
to 

P.33-19

 <2WD (except High rider)> or 

P.33-20

 

<2WD (High rider), 4WD>).
NOTE: If the dust cover is cracked or damaged, it 
is possible that there may also be damage to the 
ball joint.

LOWER ARM BUSHING REPLACEMENT 
<2WD (except High rider)>

M1332008100995

AC503605

Bushing

AB

Replace the bushing as follows:

AC503615

MB991172

AB

Lower arm
assembly

1. Use the special tool inner shaft installer base 

(MB991172) to drive out the bushing.

AC503616

MD998911

Lower arm
assembly

AB

2. Use the special tool bearing installer (MD998911) 

to press in the bushing.

LOWER ARM BUSHING REPLACEMENT 
<2WD (High rider), 4WD>

M1332008101006

AC503607

Bushing

AB

Replace the bushing as follows:

AC503617AB

MB990647

Lower arm
assembly

LOWER ARM

FRONT SUSPENSION

33-23

1. Use the special tool bar (MB990647) to drive out 

the bushing.

AC503618

MB991015

Lower arm
assembly

AB

2. Use the special tool knuckle oil seal installer 

(MB991015) to press in the bushing.