Prak Study guides, Class notes & Summaries

A spongy brake pedal may be caused by: a. ABS Diagnostic Trouble Code set b. Frozen caliper piston c. Defective metering valve. d. Air in hydraulic system - ANSWER-D This question is not like the others. It has the word EXCEPT. For this question, look for the choice that could NOT cause the described situation. Read the entire question carefully before choosing your answer. A vehicle has a very erratic brake pulling concern while applying the brakes. All of the following items could cause...

A spongy brake pedal may be caused by: a. ABS Diagnostic Trouble Code set b. Frozen caliper piston c. Defective metering valve. d. Air in hydraulic system - Answer- D This question is not like the others. It has the word EXCEPT. For this question, look for the choice that could NOT cause the described situation. Read the entire question carefully before choosing your answer. A vehicle has a very erratic brake pulling concern while applying the brakes. All of the following items could caus...

CDL Air Brake Practice Test Questions and Answers (latest 2024)

A spongy brake pedal may be caused by: a. ABS Diagnostic Trouble Code set b. Frozen caliper piston c. Defective metering valve. d. Air in hydraulic system correct answer: D This question is not like the others. It has the word EXCEPT. For this question, look for the choice that could NOT cause the described situation. Read the entire question carefully before choosing your answer. A vehicle has a very erratic brake pulling concern while applying the brakes. All of the following items cou...

CDL Air Brake Practice Test|Complete Questions with A+ Graded 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 truck or bus air brake system should not leak at a rate of more than __ psi per minute with the engine off and the brake released. a. 1 b. 2 c. 3 d. 4 c. 3 Your vehicle has dual air...

CDL Air Brake Practice Test -solved

ASE Brakes Practice Test Questions and Correct Answers A vehicle with a Hydro boost brake system has reduced braking performance. Which of the following is causing this poor performance? A. Low manifold vacuum. B. A faulty vacuum check valve. C. A clogged inlet valve. D. A faulty power steering pump. - CORRECT ANSWER D. faulty power steering pump A vehicle with a vacuum booster has a hard brake pedal. Which of the following is LEAST likely to cause this condition? A. The m...

The brakes will dragging in a vehicle. This could be caused by A. Overfill master cylinder B. Low vacuum to the booster C. Bypassing master cylinder D. Quick take up valve stuck open - correct answer A The brake pads are worn at in angle with a sliding brake calipers system. Which of the following is most likely caused? A. Worn caliper pistons B. Worn caliper bushings C. Leaking caliper seals D. Leaking caliper boot - correct answer C A DTC is set for an open wheel speed sensor on the...

TEXAS CDL AIR BRAKES ONLINE PRACTICE EXAM 2024 | 300+ QUESTIONS AND CORRECT ANSWERS | ALREADY GRADED A+ | LATEST UPDATE

Breaks convert the energy of a moving vehicle into ________________________ that is developed by friction between fixed and moving brake parts. - Heat Hydraulic brake systems are filled with _____________________________ that cannot be compressed. - Brake fluid Compressed air mass travel from one component to another In the system so there are split second ______________________________ in break reactions. - Delays Drivers must avoid being ___________________________ Of any exhausting comp...