Front Upper Arm Inspection

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Remove the upper arm from the vehicle.
Inspect for damage, cracks, and bending.
Inspect the ball joint rotational torque.
1. Rotate the ball joint five times.
2. Measure the rotational torque using a suitable allen socket and a torque wrench.
  - If not within the specification, replace the lower arm component.
    Rotation torque 1.5 N.m {15.0 kgf.cm, 13.2 in.lbf} max.
    
    Fig 1: Measuring Rotational Torque
    Courtesy of MAZDA MOTORS CORP.