Mitsubishi Lancer. Manual — part 252
STRUT ASSEMBLY
FRONT SUSPENSION
33-10
>>B<< STRUT NUT (SELF-LOCKING NUT)
INSTALLATION
1. Ensure that the bearing is seated correctly.
CAUTION
Do not use an impact wrench to tighten the bolt
of special tool spring compressor body
(MB991237), otherwise the special tool will break.
AC001085 AB
MB991238
MB991237
2. Install following special tools to the strut assembly
same as its removal.
• Spring compressor body (MB991237)
• Arm set (MB991238)
3. While the coil spring is being compressed by the
special tools, temporarily tighten the strut nut
(self-locking nut).
4. Align the hole in the strut spring lower seat with
the hole in the spring upper seat.
NOTE:
AC006091 AB
Rod
Using a rod as shown facilitates the alignment.
5. Align lower end of the coil spring with the groove
in the spring lower seat, and then loosen the
special tools.
CAUTION
Do not use an impact wrench to tighten the
self-locking nut, otherwise the strut nut
(self-locking nut) will be damaged.
AC006091 AB
MB991681
MB991682
6. Using following special tools, tighten the strut nut
(self-locking nut) to 60
± 10 N⋅ m.
• Wrench (MB991681)
• Socket (MB991682)
INSPECTION
M1332001400188
• Check the strut bearing for wear or rust.
• Check the rubber parts for damage or deteriora-
tion.
• Check the coil spring for deformation, deteriora-
tion or damage.
• Check the strut for deformation.
LOWER ARM
FRONT SUSPENSION
33-11
LOWER ARM
REMOVAL AND INSTALLATION
M1332001600331
CAUTION
*
: Indicates parts which should be temporarily tightened, and then fully tightened with the vehicle on
the earth in an unladen condition.
Post-installation Operation
• Check the lower arm ball joint cover for cracks or damage
by pushing it with your finger.
• Front Wheel Alignment Check and Adjustment (Refer to
).
AC006097 AD
7
1
3
4
5
108 ± 10 N·m
186 ± 10 N·m*
7
3
6
N
Specified grease :
Multipurpose grease SAE J310,
NLGI No.2 or equivalent
167 ± 9 N·m
6
2
Removal steps
>>
A
<< 1.
Self-locking nut
2.
Bolt
3.
Stabilizer rubber
4.
Collar
5.
Lower arm bolt
<<
A
>>
6.
Lower arm bolt
7.
Lower arm assembly
REMOVAL SERVICE POINT
<<A>> LOWER ARM BOLT REMOVAL
AC006133 AD
Lower arm bolt (front)
Transmission jack
Piece of wood
LOWER ARM
FRONT SUSPENSION
33-12
As for the L.H. lower arm assembly, withdraw the
lower arm bolt (front) with the transmission lift up by
using a transmission jack.
INSTALLATION SERVICE POINT
>>A<< SELF-LOCKING NUT INSTALLA-
TION
AC101741AC
A
Tighten the self-locking nut until the stabilizer link
thread part protruding length meets the standard
value.
Standard value (A): 22
± 1.5 mm
INSPECTION
M1332001700286
• Check the lower arm bushings for wear and dete-
rioration.
• Check the lower arm assembly for bend or break-
age.
• Check all bolts for condition and straightness.
LOWER ARM BALL JOINT STARTING
TORQUE CHECK
AC404846AF
MB991006
1. After shaking the ball joint stud several times, use
special tool preload socket (MB991006) to
measure the starting torque of the ball joint.
Standard value: 0
− 3.9 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.
LOWER ARM BALL JOINT COVER
CHECK
1. Check the lower arm ball joint cover for cracks or
damage by pushing it with your finger.
2. If the lower arm ball joint cover is cracked or
damaged, replace the lower arm assembly.
NOTE: Cracks or damage to the dust cover may
cause damage to the ball joint. When it is dam-
aged during service work, replace the lower arm
ball joint cover.
LOWER ARM BALL JOINT COVER
REPLACEMENT
M1332008200260
If the lower arm ball joint cover is damaged acciden-
tally during service work, replace the lower arm ball
joint cover as follows:
1. Remove the lower arm ball joint cover.
2. Apply specified grease to the lip and the inside of
a new lower arm ball joint cover.
Specified grease: Multipurpose grease SAE
J310, NLGI No.2 or equivalent
Grease amount for the inside the dust cover
(reference): 8
− 10 g
AC006135 AD
MB990800
Lower arm
ball joint
cover
3. Using special tool ball joint remover and installer
(MB990800), drive in the lower arm ball joint
cover until it is fully seated.
AC107030
AC
22 mm
Lower arm
ball joint cover
LOWER ARM
FRONT SUSPENSION
33-13
4. Position the lower arm ball joint cover as shown in
the illustration. Make sure that there is no
abnormal bulge or pressure applied on the lower
arm ball joint cover.
5. Check the lower arm ball joint cover for cracks or
damage by pushing it with your finger.
LOWER ARM BUSHING (REAR)
REPLACEMENT
M1332008100348
AC006136 AD
Lower arm bushing (rear)
Replace the lower arm bushing (rear) as follows:
AC006137 AC
MB990883
MB990972
MB990887
MB990890
Lower arm
assembly
1. Use following special tools to drive out the lower
arm bushing (rear).
• Rear suspension bushing arbor (MB990883)
• Torsion bar bushing remover base (MB990972)
• Ring (MB990887)
•
AC006138 AC
MB990883
MB990972
MB990887
MB990890
Lower arm
assembly
Projection
30˚
Lower arm assembly
Outer tube
Rear suspension bushing base (MB990890)
2. Position the lower arm bushing (rear) so that its
projection is as shown, and then use the special
tools to press in the bushing.
3. Press the lower arm bushing (rear) until its outer
tube is flush with the lower arm assembly surface.
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