CDL Air Brakes Bundled Exams Questions and Answers Multiple Versions Latest Updates (2024/2025) (Complete, Accurate, and Verified)

CDL Air Brakes (Section 5) Questions and Answers 100% Pass What makes air brakes work? Compressed air. What are the three braking systems? Service brake, parking brake, emergency brake What does the service brake do? Applies and releases the brakes when you use the brake pedal during no...

CDL Class B - Air Brakes Questions and Answers Graded A+ Air brakes use ____ to make the brakes work. Compressed air The ____ brake system applies and releases the brakes when you use the brake pedal during normal driving. Service The _____ brake system applies and releases the parking ...

AIR BRAKES TEST QUESTIONS AND ANSWERS ALREADY PASSED 1) Why must air tanks be drained? a) For pre trip inspection purposes b) To check for leaks c) To release oil and water buildup d) To activate the low air pressure alarm c) To release oil and water buildup 2) What is a supply pressure g...

CDL Air Brakes Test Questions and Answers 100% Pass To test air service brakes you should: Brake firmly while slowly moving forward The driver must be able to see a low air pressure warning which comes on before pressure in the service air tanks falls below ____ psi 60 If your vehicle h...

CDL Air Brakes Endorsement Questions and Answers Already Passed To check the slack adjusters on S cam brakes, you should: Wear gloves and pull hard on each slack adjuster. To test the low pressure warning signal, you should (3): * Shut the engine off * Turn the electrical power on * Step...

CDL Air Brake Practice Test Questions with Verified Answers The parking or emergency brake on a heavy vehicle can only be held in position by something that cannot leak away, like: a. Fluid pressure b. Spring pressure c. Air pressure d. Any of the above b. Spring pressure A straight ...

Texas CDL Section 5 Questions and Answers Already Passed Name the 3 different braking systems 1. Service Brake (normal brake pedal) 2. Parking Brake (apply/release with parking brake control) 3. Emergency Brake (uses part of service and parking brake to stop vehicle in brake system failure)...

Texas CDL Air Brakes Section 5 Questions and Answers 100% Pass You should know that your brakes are fading when? You have to push harder on the brake pedal to control you down hill speed If the spring brakes are on when should you push the brake pedal? Never Repeatedly pressing and releas...

Texas CDL - Air Brake Test Questions and Answers Graded A+ Oil and water usually collect in compressed air tanks. If you do not have an automatic tank drain, when should you drain the air tanks? After working every day. Why drain water from the compressed air tanks? Water can freeze in col...

NC CDL Air Brakes Questions and Answers Already Passed Oil and water usually collect in compressed air tanks. If you do not have an automatic tank drain, when should you drain the air tanks? After every working day Why drain water from the compressed air tanks? Water can freeze in cold wea...

CA CDL Air Brakes Test Questions and Answers 100% Solved The air compressor should stop pumping at about: 125 psi Repeatedly pressing and releasing (fanning) the brake pedal may result in: A loss of brake air pressure During normal driving, spring brakes are usually held back by: Air pr...

CDL AIR BRAKES QUESTIONS AND ANSWERS ALREADY PASSED When your vehicle is empty, start braking: Sooner than when loaded Modern air brake systems combine three different systems. They are the service brakes, the parking brakes and the : Emergency brake What does the air compressor governor ...

CDL Air Brakes Part 2 Questions and Answers Already Passed The air pressue should not drop more than 3 psi single , 4psi combination, 6psi combination of 3 + In one minute during an APPLIED leakage test What is a supply pressue gauge used for Guages tell you how much pressure is in the air...

CDL Air Brake Questions and Answers 100% Pass Modern air brake systems combines three different systems. service brakes, parking brakes, and emergency brakes Oil and water usually collect in compressed air tanks. If you do not have an automatic tank drain, when should you drain the air ta...