Montero Sport XLS 4WD V6-3.5L SOHC (2002)
Ball Joint: Testing and Inspection
Upper
Ball Joint
INSPECTION
UPPER ARM BALL JOINT BREAKAWAY TORQUE CHECK
1. After shaking the upper arm ball joint assembly stud several times, install the nut to the stud and use the special tool MB990326 to measure the
breakaway torque of the upper arm ball joint assembly.
Standard value: 0.8 - 3.4 Nm (7.1 - 30.1 inch lbs.)
2. When the measured value exceeds the standard value, replace the upper arm ball joint.
3. When the measured value is lower than the standard value, check that the ball joint turns smoothly without excessive play. If not, it is possible to
use that upper arm ball joint.
UPPER ARM BALL JOINT DUST COVER CHECK
1. Press the dust cover with a finger to check whether the dust cover is cracked or damaged.
2. If dust cover is cracked or damaged, replace the upper arm ball joint. Cracked or damaged dust cover may cause damage to the ball joint. In
addition, if the dust cover is damaged during service work, replace the dust cover.
Dust Cover Check
CHECK
1. Press the dust cover with a finger to check whether the dust cover is cracked or damaged.
2. If the dust cover is cracked or damaged, replace the upper arm ball joint or lower arm ball joint.
NOTE: If the dust coverts cracked or damaged, the ball joint could be damaged.
