What tool should be used to conduct a ball joint inspection?

For conducting a ball joint inspection, utilizing a pry bar that is between 12 and 18 inches long is essential because this tool allows you to apply leverage to effectively assess the condition of the ball joints. Proper inspection involves checking for play or movement in the ball joint, which can indicate wear or damage. By inserting the pry bar at strategic points (such as under the wheel or control arm) and applying upward or downward pressure, a technician can observe any excessive movement in the ball joint assembly.

The involvement of a pry bar is particularly significant due to its ability to exert the necessary force while providing a clear visual of the movement of the ball joint. This method not only assists in identifying any issues with the ball joints but also ensures that the inspection is performed safely and accurately.

Other tools listed, such as a hammer, torque wrench, or measuring tape, do not serve the same purpose in the context of a ball joint inspection. A hammer could result in damaging the components rather than assessing their integrity. A torque wrench is specialized for ensuring proper tightness of fasteners rather than inspecting movement. Meanwhile, a measuring tape does not provide any functional capability to assess the physical play or movement in the ball joints themselves.