What is the nature of the defect in the steering mechanism as measured at the rim of the steering wheel?

The defect in question pertains to the steering mechanism's functionality and safety. It is specifically measured at the rim of the steering wheel. This assessment involves checking for "free play," which refers to the amount of movement allowed in the steering mechanism when no external force is applied. Excessive free play can lead to significant issues, including reduced control over the vehicle and potential accidents.

The MOT inspection manual categorizes this defect as Defect Category (a), indicating that it poses a major danger if not addressed. It emphasizes the importance of ensuring that the steering mechanism operates smoothly and without excessive movement to guarantee driver safety.