Ball joint, checking

Checking axial play

Fig 1: Checking Ball Joint Axial Play

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Checking radial play

Fig 2: Checking Ball Joint Radial Play

Courtesy of VOLKSWAGEN UNITED STATES, INC.

NOTE:

There must be no perceptible or visual "play" when carrying out both tests.
Observe ball joint during checks.
Take into account possible existing wheel bearing play or "play" in upper suspension strut mounting.
Check rubber boot for damage, replace ball joint if necessary