Mitsubishi 380. Manual - part 357

FRONT AXLE HUB ASSEMBLY

FRONT AXLE

26-10

REMOVAL SERVICE POINTS

<<A>> DRIVE SHAFT NUT REMOVAL

CAUTION

Do not apply pressure to wheel bearing by the vehicle
weight to avoid possible damage when drive shaft nut is
loosened.
Use special tool MB990767 to fix the hub and remove the drive
shaft nut.

<<B>> CALIPER ASSEMBLY REMOVAL

Secure the removed caliper assembly with wire, etc.

<<C>> BRAKE DISC REMOVAL

If the brake disc is seized, install a M8 x 1.25 bolts as shown,
and remove the disc by tightening the bolts evenly and gradu-
ally.

AC102462

MB990767

AC205799AB

BOLTS
(M8×1.25)

FRONT AXLE HUB ASSEMBLY

FRONT AXLE

26-11

<<D>> SELF LOCKING NUT (CONNECTION FOR
LOWER ARM BALL JOINT AND TIE ROD END)
REMOVAL

CAUTION

• Do not remove the nut from ball joint. Loosen it and use

the special tool to avoid possible damage to ball joint
threads.

• Hang the special tool with cord to prevent it from fall-

ing.

1. Replace the self locking nut for lower arm ball joint with a

regular nut, because the original one is a little bit large to
install the special tool. Install special tool MB991897 as
shown in the figure.

2. Turn the bolt and knob as necessary to make the jaws of

special tool parallel, tighten the bolt by hand and confirm
that the jaws are still parallel.

NOTE: When adjusting the jaws in parallel, make sure the
knob is in the position shown in the figure.

3. Tighten the bolt with a wrench to disconnect the lower arm

ball joint, tie rod end and remove the self locking nut.

<<E>> FRONT WHEEL HUB ASSEMBLY
REMOVAL

1. Use special tools MB990242, MB990244, MB991354 and

MB990767 to push out the drive shaft from the hub and
knuckle.

2. If the front wheel hub is seized, remove the knuckle together

with front wheel hub and fix them with a vise.

3. Hang the drive shaft on the vehicle body with a rope.

AC208247AC

CORD

BOLT

MB991897

NUT

BALL JOINT

AC106821

KNOB

PARALLEL

BOLT

CORRECT

WRONG

AC201827

MB990244
(THREE)

MB991354

MB990242

MB990767

FRONT AXLE HUB ASSEMBLY

FRONT AXLE

26-12

4. Use special tools MB990244, MB991354 and MB990211 to

pull out the front wheel hub from the knuckle.

INSTALLATION SERVICE POINT

>>A<<WASHER/ DRIVE SHAFT NUT INSTALLA-
TION

CAUTION

Before securely tightening the drive shaft nuts, make sure
there is no load on the wheel bearings. Otherwise the
wheel bearings will be damaged.
1. Be sure to install the drive shaft washer in the specified

direction.

2. Using special tool MB990767, tighten the drive shaft nut to

the specified torque.

Tightening torque: 226

± 29 N⋅m (167 ± 21 ft-lb)

INSPECTION

M1261001800264

WHEEL BEARING ROTATION STARTING
TORQUE AND AXIAL PLAY CHECK

Required Special Tools:

• MB990998: Front Hub Remover and Installer

• MB991000: Spacer

• MB990326: Preload Socket

• MB990685: Torque Wrench

1. Install special tools MB991000, MB990998 and tighten them

to the specified torque.

Tightening torque: 226

± 29 N⋅m (167 ± 21 ft-lb)

2. Hold front wheel hub assembly in a vice, using wooden

blocks.

3. Rotate the hub in order to seat the bearing.

AC210309AD

MB990211

MB991354

MB990244

AC210244AB

MB990767

WASHER

AC301927AE

MB991000

MB990998

DRIVE SHAFT ASSEMBLY

FRONT AXLE

26-13

4. Measure the wheel bearing rotation starting torque by using

the special tools MB990326 and MB990685.

Limit: 1.4 N

⋅m (12 in-lb)

5. If the rotation starting torque is not within the limit when the

nut is tightened to 226

± 29 N⋅m (167 ± 21 ft-lb), replace the

front wheel bearing assembly. If there is any signs of binding
or tight spots when the wheel bearing turns, replace it.

6. Measure to determine whether the wheel bearing axial play

is within the specified limit or not.

Limit: 0.05 mm (0.002 inch)

7. If the play exceeds the limit when the nut is tightened to 226

± 29 N⋅m (167 ± 21 ft-lb), replace the front wheel hub
assembly.

DRIVE SHAFT ASSEMBLY

REMOVAL AND INSTALLATION

M1261003500429

CAUTION

• For vehicles with ABS, do not strike the ABS rotors installed to the BJ outer race of drive shaft

against other parts when removing or installing the drive shaft. Otherwise the ABS rotors will be
damaged.

• For vehicles with ABS, be careful not to strike the pole piece at the tip of the front wheel speed

sensor with tools during servicing work.

AC206090AB

MB990326 WOODEN

BLOCK

MB990685

WOODEN
BLOCK

AC206091AF

WOODEN
BLOCK

MB990998

Pre-installation Operation

• Front Under Cover, Side Under Cover Removal

• Transmission Fluid Draining (Refer to GROUP

23A, On-vehicle Service

− Transmission Fluid

Change

P.23A-292

• Front Exhaust Pipe Removal <3.8L-RH side>

(Refer to GROUP 15, Exhaust Pipe and Muffler

P.15-14

Post-installation Operation

• Front Exhaust Pipe Installation <3.8L-RH side>

(Refer to GROUP 15, Exhaust Pipe and Muffler

P.15-14

• Check the ball joint dust cover for cracks or

damage by pushing it with your finger.

• Transmission Fluid Filling (Refer to GROUP

23A, On-vehicle Service

− Transmission Fluid

Change

P.23A-292

• Front Under Cover, Side Under Cover

Installation

Content .. 355 356 357 358 ..