Lower Arm Ball Joint Removal Note

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

Remove the clinch bolt and nut.
Wrap a rag around the ball joint dust boot.
Pry the lower arm out of the knuckle.

Fig 1: Wrapping Rag Around Ball Joint Dust Boot
Courtesy of MAZDA MOTORS CORP.