Mitsubishi Evolution X. Manual — part 903
CONTROL LINK AND LOWER ARM
TSB Revision
REAR SUSPENSION
34-13
REMOVAL SERVICE POINTS
.
<<A>> SELF-LOCKING NUT REMOVAL
CAUTION
• Loosen the self-locking nut from the ball joint, but do
not remove here. Use the special tool.
•
AC208247AN
Cord
Bolt
MB991897
or
MB992011
Nut
Ball joint
To prevent the special tool from dropping off, suspend
it with a cord.
1. Install special tool MB991897 or MB992011 as shown in the
figure.
AC104739AB
Parallel
Knob
Bolt
Correct
Wrong
2. Turn the bolt and knob to make the special tool jaws parallel,
then hand-tighten the bolt. After tightening, check that the
jaws are still parallel.
NOTE: To adjust the special tool jaws to be parallel, set the
orientation of the knob as shown in the figure.
3. Tighten the bolt with a wrench to disconnect the ball joint
connection.
.
<<B>> CONTROL LINK ASSEMBLY/LOWER ARM
ASSEMBLY REMOVAL
AC506821AB
Mating mark
Make mating marks on the adjusting bolts, and remove the
control link assembly and lower arm assembly.
CONTROL LINK AND LOWER ARM
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REAR SUSPENSION
34-14
INSTALLATION SERVICE POINT
.
>>A<< SELF-LOCKING NUT INSTALLATION
AC705237AB
Transmission
jack
Wooden
block
Self-locking
nut
Control link
assembly
AC705238AB
Self-locking
nut
Trailing arm
assembly
Transmission
jack
Wooden
block
1. Using a transmission jack and wooden block as shown in
the figure, raise the control link assembly or trailing arm
assembly.
2. Install the self-locking nut and tighten it to the specified
torque.
Tightening torque: 81
± 6 N⋅ m (60 ± 4 ft-lb)
CONTROL LINK BALL JOINT ROTATION
STARTING TORQUE CHECK
M1341021100013
Required Special Tool:
• MB990326: Preload socket
.
AC705395AB
MB990326
1. After moving the control link ball joint stud back and forth for
several times, install the nut to the stud. Then, measure the
control link ball joint rotation starting torque using the special
tool MB990326.
Standard value: 0.5
− 2.5 N⋅ m (4.5 − 22.1 in-lb)
2. When the measured value exceeds the standard range,
replace the control link assembly.
3. When the measured value is less than the standard value,
check that the control link ball joint has no looseness or
gritty feeling. If there is no looseness or gritty feeling, it is
judged as usable.
CONTROL LINK AND LOWER ARM
TSB Revision
REAR SUSPENSION
34-15
CONTROL LINK SLIDE BUSHING ROTATION
STARTING TORQUE CHECK
M1341021200010
Required Special Tool:
• MB990326: Preload socket
.
AC705396AB
MB990326
1. Insert the bolt to the control link slide bushing, and install the
nuts with the washer from the opposite side. Rotate the
inner cylinder (including washer) for several turns, and
measure the rotation starting torque of the control link slide
bushing using the special tool MB990326.
Standard value: 2.0 (17.7 in-lb) or less
2. When the measured value exceeds the standard range,
replace the control link assembly.
3. Even if the measured value is within the standard value,
check that the control link slide bushing has no looseness or
gritty feeling. If there is no looseness or gritty feeling, it is
judged as usable.
CONTROL LINK BALL JOINT DUST COVER
INSPECTION
M1341021300017
Refer to
.
LOWER ARM PILLOW BALL BUSHING ROTATION
STARTING TORQUE CHECK
M1341021400014
Required Special Tool:
• MB990326: Preload socket
.
AC705385AB
MB990326
1. Insert the bolt to the lower arm pillow ball bushing, and
install the nut with the washer from the opposite side. Rotate
the inner cylinder (including washer) for several turns, and
measure the rotation starting torque of the lower arm pillow
ball bushing using the special tool MB990326.
Standard value:
Rear suspension crossmember side: 3.0 N
⋅ m (26.5
in-lb)
Knuckle side: 9.8 N
⋅ m (86.7 in-lb)
2. When the measured value exceeds the standard range,
replace the lower arm assembly.
3. Even if the measured value is within the standard value,
check that the lower arm pillow ball bushing has no
looseness or gritty feeling. If there is no looseness or gritty
feeling, it is judged as usable.
CONTROL LINK AND LOWER ARM
TSB Revision
REAR SUSPENSION
34-16
CONTROL LINK BALL JOINT DUST COVER
REPLACEMENT
M1341021500011
Required Special Tool:
• MB990800: Ball Joint Remover and Installer
Only when the control link ball joint dust cover is damaged acci-
dentally during service work, replace the dust cover as follows:
1. Remove the control link ball joint dust cover.
2. Fill the specified grease in the control link ball joint dust
cover and lubricate the lip.
Specified grease: Multipurpose grease SAE J310,
NLGI No.2 or equivalent
Amount to use: Inside of control link ball joint dust
cover: Approx. 7g (0.247 ounce)
Amount to use: lip part: as required
AC705397AB
MB990800
Dust cover
Snap ring
3. Using the special tool MB990800, punch the control link ball
joint dust cover until it contacts the snap ring.
4. Press the control link ball joint dust cover with your finger to
check that there are no cracks or damage in the dust cover.
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