ASE BRAKES Exam #1 Review Solution Question Fully Solved.

A - correct answer A drum is chattering on the brake lathe. This could be the result of: A. Failure to install the dampening belt. B. Cutting too slowly. C. Dull cutting blades. D. Cutting speed too fast. C - correct answer A vehicle is equipped with a hydro-boost brake system has a hard pedal with little braking action. Which of the following could be the cause? A. Low brake fluid B. Air in the brake fluid C. Low power steering fluid D. An overtightened power steering belt D - correct answer Which of the following could cause excessive noise while braking? A. Worn wheel cylinders B. Worn caliper pistons C. Seized caliper slides D. Missing clips C - correct answer A vehicle equipped with a "hill holding" option has an ABS code. Which tool would most likely be used to check the wheel speed sensor? A. AC volt meter B. Ohm meter C. Scan tool D. Ammeter C - correct answer The brake system has a soft, sinking pedal with the engine running. The brake fluid level is at the correct height. Which of the following could be the cause? A. A restricted vacuum hose B. A leaking master cylinder C. A bypassing master cylinder D. A stuck open vacuum check valve A - correct answer Technician A says a hydro-boost system can use the power steering pump to operate the booster. Technician B says a hydro-boost system can use engine vacuum to operate the booster. Who is correct? A. A B. B C. Both A and B D. Neither A nor B D - correct answer A disc brake caliper is dragging. All of the following could be the cause EXCEPT: A. Binding pins. B. Sticking piston. C. Binding caliper. D. Worn brake pads. A - correct answer The rear wheels of a front wheel drive car lockup during heaving breaking. Technician A says this could be caused by a faulty proportioning valve. Technician B says this could be caused by a faulty brake booster. Who is correct? A. A only B. B only C. Both A and B D. Neither A nor B B - correct answer There is a loud growling noise only when the vehicle is steered to the right while driving. Which of the following could be the cause? A. Worn left front brakes B. Worn wheel bearing C. Worn right front brakes D. Sticking brake caliper A - correct answer A spongy pedal can be the result of: A. Leaking wheel cylinders. B. Broken return springs. C. Contaminated linings. D. Seized wheel cylinder pistons. D - correct answer A vehicle has a wheel speed sensor diagnostic trouble code. Which of the following is the LEAST LIKELY cause? A. Faulty wheel speed sensor B. Cracked wheel speed sensor reluctor ring C. A tire with the incorrect height D. A tire with the incorrect width C - correct answer A vehicle has a squeak only when applying the brakes. Which of the following could be the cause? A. Aerated brake fluid B. Water contaminated brake fluid C. Worn brake pads D. Worn wheel bearings B - correct answer Which of the following would be the most normal end-play specification for a set of tapered roller front wheel bearings? A. 0.0001"-0.0005" (0.00254mm-0.0127mm) B. 0.0010"-0.0050" (0.0254mm-0.127mm) C. 0.0100"-0.0500" (0.254mm-1.27mm) D. 0.1000"-0.5000" (2.54mm-12.7mm) C - correct answer Brake chatter can be caused by: A. Seized star-wheel adjuster. B. Seized wheel cylinder. C. Contaminated linings. D. Switched primary and secondary shoes. B - correct answer Technician A says an analog wheel speed sensor can detect which direction the wheel is turning. Technician B says a digital wheel speed sensor can detect which direction the wheel is turning. Who is correct? A. A B. B C. Both A and B D. Neither A nor B D - correct answer All of the following are the result of brake pad burnishing EXCEPT: A. Forms the new pads to the rotor. B. Cures the materials in the friction material. C. Provides for better braking. D. Cures the metal in the rotor. A - correct answer When bench bleeding a master cylinder which statement is true? A. New brake fluid should be used. B. Brake cleaning fluid should be used.