You will be expected to be able to perform a complete pre-trip inspection on your vehicle, including both in-cab & external features, as well as the engine compartment.
Fluids, belts, brakes, air brakes, and lights are some of the main components to the test.
The pre-trip inspection will ensure that the vehicle that you are operating is safe and road-worthy to drive.
This section will demonstrate that you know how to check that all in-cab functions are operational, including lights, gauges, etc., and ESPECIALLY the air brakes.
You will be expected to check lights, tires, rims, fluids, belts, etc. Generally, all the components on the outside of the truck & trailer, including the engine compartment.
This is a complete Pre-Trip inspection video by Apex CDL Institute