CDL Air Brakes Topic Study

Study the CDL Air Brakes test one area at a time. Choose the areas to practice and see your accuracy in each.

What's on the Test

1. General air brake system nomenclature: The Parts of an Air Brake System, Dual Air Brake, Inspecting Air Brake Systems
2. The dangers of contaminated air supply (dirt, moisture, and oil): The Parts of an Air Brake System
3. Implications of severed or disconnected air lines between the power unit and the trailer(s):
4. Implications of low air pressure readings: The Parts of an Air Brake System, Dual Air Brake, Inspecting Air Brake Systems, Using Air Brakes
5. Procedures to conduct safe and accurate pre-trip inspections: The Parts of an Air Brake System, Dual Air Brake, Inspecting Air Brake Systems
6. Procedures for conducting en route and post-trip inspections of air-actuated brake systems: The Parts of an Air Brake System, Inspecting Air Brake Systems, Using Air Brakes
7. General operating practices and procedures: The Parts of an Air Brake System, Using Air Brakes

CDL Air Brakes Test exam guide · Sample questions