Mitsubishi Lancer Evolution 7. Manual — part 305
REAR SUSPENSION -
Upper Arm Assembly
34-9
REMOVAL SERVICE POINTS
A
A" UPPER ARM BALL JOINT AND KNUCKLE
DISCONNECTION
Caution
1. To prevent the ball joint thread from damage, only
loosen but do not remove the nut securing the upper
arm to the knuckle from the ball joint and use the
special tool.
2. The special tool should be suspended from a cord
to prevent it from being dropped.
INSPECTION
UPPER ARM BALL JOINT ROTATION TORQUE CHECK
1. After shaking the upper arm ball joint stud several times,
use the special tool to measure the rotation torque of
the upper arm ball joint.
Standard value: 0.5 - 2.5 N·m
2. When the measured value exceeds the standard value,
replace the upper arm assembly.
3. When the measured value is lower than the standard
value, check that the upper arm ball joint turns smoothly
without excessive play. If there is no excessive play, the
ball joint can be reused.
UPPER ARM BALL JOINT DUST COVER CHECK
1. Check the dust cover for cracks or damage by pushing
it with finger.
2. If the dust cover is cracked or damaged, replace the
upper arm assembly.
NOTE
Cracks or damage of the dust cover may cause damage
of the ball joint. When it is damaged during service work,
replace the dust cover.
UPPER ARM BALL JOINT DUST COVER
REPLACEMENT
Only when the dust cover is damaged accidentally during
service work, replace the dust cover as follows:
1. Remove the dust cover.
2. Fill the multipurpose grease in the dust cover and lublicate
the lip. (Amount of filling grease in the dust
cover:approx.7g)
3. Using the special tool, punch the dust cover until it contacts
the snap ring.
4. Press the dust cover with your finger to check that there are
no cracks or damage in the dust cover.
Cord
Ball joint
Nut
MB991406,
MB990635 or
MB991113
MB990326
MB990968
MB990800
REAR SUSPENSION -
Trailing Arm Assembly
34-10
TRAILING ARM ASSEMBLY
REMOVAL AND INSTALLATION
Caution
1. If the vehicle is equipped with the Brembo disc brake, during maintenance, take care not to
contact the parts or tools to the caliper, because the paint of caliper will be scratched. And
if there is brake fluid on the caliper, wipe out quickly.
2. *:To prevent bushings from breakage, the parts indicated by * should be temporarily tightened,
and then fully tightened with the vehicle on the ground in the unladen condition.
Post-installation Operations
D
Press the dust cover with your finger to check that
there are no cracks or damage in the dust cover.
D
Wheel Alignment Check and Adjustment (Refer to
P.34-4.)
2
1
3
4
5
5
4
81 ± 6 N·m
147 ± 9 N·m*
Removal steps
1. Parking brake cable bolt
A
A"
2. Trailing arm assembly and knuckle
connection
3. Trailing arm assembly mounting bolt
A
B"
4. Stopper
5. Trailing arm assembly
REMOVAL SERVICE POINTS
A
A" TRAILING ARM ASSEMBLY AND KNUCKLE
DISCONNECTION
Caution
1. To prevent the ball joint thread from damage, only
loosen but do not remove the nut securing the upper
arm to the knuckle from the ball joint and use the
special tool.
2. The special tool should be suspended from a cord
to prevent it from being dropped.
Cord
Ball joint
Nut
MB991406,
MB990635 or
MB991113
REAR SUSPENSION -
Trailing Arm Assembly
34-11
INSPECTION
TRAILING ARM BALL JOINT ROTATION TORQUE
CHECK
1. After shaking the trailing arm ball joint stud several times,
use the special tool to measure the rotation torque of
the trailing arm ball joint.
Standard value: 0.5 - 2.5 N·m
2. When the measured value exceeds the standard value,
replace the trailing arm assembly.
3. When the measured value is lower than the standard
value, check that the trailing arm ball joint turns smoothly
without excessive play. If there is no excessive play, the
ball joint can be reused.
TRAILING ARM BALL JOINT DUST COVER CHECK
1. Check the dust cover for cracks or damage by pushing
it with finger.
2. If the dust cover is cracked or damaged, replace the
trailing arm assembly.
NOTE
Cracks or damage of the dust cover may cause damage
of the ball joint. When it is damaged during service work,
replace the dust cover.
TRAILING ARM BALL JOINT DUST COVER
REPLACEMENT
Only when the dust cover is damaged accidentally during
service work, replace the dust cover as follows:
1. Remove the dust cover.
2. Fill the multipurpose grease in the dust cover and lublicate
the lip. (Amount of filling grease in the dust cover:approx.7g)
3. Using the special tool, punch the dust cover until it contacts
the snap ring.
4. Press the dust cover with your finger to check that there are
no cracks or damage in the dust cover.
MB990326
MB990968
MB990800
REAR SUSPENSION -
Lower Arm Assembly/Toe Control Arm Assembly
34-12
LOWER CONTROL ARM ASSEMBLY/TOE CONTROL ARM
ASSEMBLY
REMOVAL AND INSTALLATION
Caution
1. If the vehicle is equipped with the Brembo disc brake, during maintenance, take care not to
contact the parts or tools to the caliper, because the paint of caliper will be scratched. And
if there is brake fluid on the caliper, wipe out quickly.
2. *:To prevent bushings from breakage, the parts indicated by * should be temporarily tightened,
and then fully tightened with the vehicle on the ground in the unladen condition.
Post-installation Operations
D
Press the dust cover with your finger to check that
there are no cracks or damage in the dust cover.
D
Wheel Alignment Check and Adjustment (Refer to
P.34-4.)
2
1
3
4
6
5
6
88 ± 10 N·m*
81 ± 6 N·m
2
88 ± 10 N·m*
93 ± 15 N·m*
93 ± 15 N·m*
Lower arm assembly removal steps
1. Lower arm assembly to shock
absorber connecting bolt
A
A"
2. Lower arm assembly mounting bolt
"
AA 3. Lower arm assembly
Toe control arm assembly removal
steps
A
B"
4. Toe control arm assembly and knuckle
connection
A
C"
5. Toe control arm assembly mounting
bolt
6. Toe control arm assembly
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