Which of the following is NOT checked during a pre-trip inspection?

During a pre-trip inspection, the primary focus is on ensuring that the vehicle is in a safe and operational condition before embarking on a journey. This encompasses crucial safety checks such as the condition of tires, which ensures adequate tread depth, inflation, and overall integrity to prevent blowouts while driving. Additionally, the functionality of lights is critical for visibility and communication with other drivers on the road, which includes checking headlights, brake lights, turn signals, and other necessary lamps.

The braking system condition is another vital aspect of the pre-trip inspection. A well-functioning braking system is essential for the safe operation of any commercial vehicle. Inspecting the brakes involves checking for any signs of wear or malfunction, ensuring that the vehicle can stop effectively when required.

While the amount of fuel is notable for operational concerns, it is not a safety item directly related to vehicle functionality. Drivers typically check fuel levels for their own planning and efficiency rather than as a mandatory component of a safety inspection. Therefore, it is the item that is least relevant to the immediate safety of the vehicle as it pertains to road-worthiness before the trip begins.