What is a common sign of wear when inspecting tie rod ends?

A common sign of wear when inspecting tie rod ends is a looseness or play when moving the tie rod back and forth. Tie rod ends are crucial components in the steering system, connecting the steering gear to the wheel assemblies. Over time, due to normal wear and tear, the internal components of the tie rod ends can wear down, leading to play or looseness. This movement can result in poor steering response, excessive tire wear, and potential loss of vehicle control.

While visible rust or corrosion on the tie rod might indicate exposure to moisture and could suggest the need for replacement, it does not specifically indicate wear in the function of the tie rod end itself. Similarly, unusual tire wear patterns could be caused by a range of issues within the suspension system or alignment, not exclusively by the condition of the tie rod ends. Excessive fluid leakage from nearby components is likely relevant to different parts of the vehicle, such as the steering rack or power steering system, and does not directly relate to the wear of the tie rod ends. Thus, the presence of looseness or play is the most definitive indicator of wear in this context.