Lower Arm Ball Joint Breakaway Torque Check
LOWER ARM BALL JOINT BREAKAWAY TORQUE CHECKRequired Special Tool:
^ MB990326: Preload Socket
1. Move the ball joint stud several times and install the lower arm nut on the stud. Using special tool MB990326, measure the ball joint breakaway torque.
Standard value: 3.5 - 6.9 Nm (31 - 61 inch lbs.)
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.