What is a critical action to take immediately after discovering a vehicle defect?

Reporting and addressing the defect before continuing is the correct course of action when a vehicle defect is discovered. This is essential for maintaining safety on the road. Continuing to drive a vehicle with known defects can lead to more serious issues, risking not only the safety of the driver but also that of other road users.

Addressing the defect immediately ensures that problems are corrected promptly, which can prevent accidents, further damage to the vehicle, and potential legal liabilities. It is a fundamental responsibility of a driver or operator of a commercial vehicle to ensure that the vehicle is in safe working condition for operation.

Options that suggest driving the vehicle to a garage without addressing the defect risk driving an unsafe vehicle. Mentioning it during the next inspection delays necessary action, potentially allowing the defect to worsen. Checking with fellow drivers for advice may provide support but does not resolve the immediate safety concern. Hence, the most appropriate and responsible action is to report and address the defect immediately.