ASE BRAKES Exam 1,2,3,4,5 and 6 with
complete solution 2026/2027
A - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - When bench bleeding a master cylinder which statement is true?
A. New brake fluid should be used.
B. Brake cleaning fluid should be used.
C. Mineral spirits should be used.
D. Mineral oil should be used.
A - The technician is preparing to do a brake job on a vehicle equipped with integral
ABS. Which of the following should be done?
A. Pump the pedal 25-40 times
B. Remove the fuses for the ABS controller
C. Apply the parking brake
D. Remove the fuse for the ignition system
B - A customer has a noise concern coming form the rear of the vehicle. All of the
following could be the cause EXCEPT:
A. Worn rear wheel bearings.
B. Rear tires out of balance.
C. Dragging brake shoes.
D. Binding parking brake cable.
A - A vehicle comes back into the shop with a brake pulsation after having the rotors
replaced. Which of the following is the most likely cause?
A. Over torqued lug nuts
, B. Under torqued lug nuts
C. Sticking slides
D. Incorrect brake fluid installed
A - A customer is concerned that on dry pavement, their vehicle will occasionally have
a rapid brake pulsation similar to the feel of an ABS stop. Which of the following is the
most likely cause?
A. Faulty wheel speed sensor.
B. Faulty master cylinder.
C. Faulty ABS control module.
D. Faulty brake booster.
D - The caliper piston seal is leaking. Which of the following would most likely result?
A. The ABS light would start to flash.
B. The traction control light would start to flash.
C. The brake pedal would become very hard.
D. The brake pedal would become very soft.
A - A vehicle pulls right while braking. The most likely cause would be:
A. Seized left caliper slides.
B. Faulty metering valve.
C. Seized right rear wheel cylinder.
D. Faulty master cylinder.
C - The pressure differential valve lights the red brake warning light when:
A. The parking brake pedal is depressed.
B. There is an ABS code.
C. There is a pressure imbalance.
D. The brake fluid is low.
C - A vehicle equipped with a hydro-boost brake system is being diagnosed for a high,
hard pedal. Which of the following tools could be used?
A. A vacuum gauge
B. A black light
C. A power steering pressure tester
D. A vacuum pump
A - A vehicle has a low, firm brake pedal. Which of the following would most likely be
the cause?
A. Improperly adjusted brake shoes
B. Leaking wheel cylinders
C. Excessive rotor runout
D. Out of round drums
A - The brake fluid reservoir is low on fluid. Which of the following is the most likely
cause?
complete solution 2026/2027
A - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - When bench bleeding a master cylinder which statement is true?
A. New brake fluid should be used.
B. Brake cleaning fluid should be used.
C. Mineral spirits should be used.
D. Mineral oil should be used.
A - The technician is preparing to do a brake job on a vehicle equipped with integral
ABS. Which of the following should be done?
A. Pump the pedal 25-40 times
B. Remove the fuses for the ABS controller
C. Apply the parking brake
D. Remove the fuse for the ignition system
B - A customer has a noise concern coming form the rear of the vehicle. All of the
following could be the cause EXCEPT:
A. Worn rear wheel bearings.
B. Rear tires out of balance.
C. Dragging brake shoes.
D. Binding parking brake cable.
A - A vehicle comes back into the shop with a brake pulsation after having the rotors
replaced. Which of the following is the most likely cause?
A. Over torqued lug nuts
, B. Under torqued lug nuts
C. Sticking slides
D. Incorrect brake fluid installed
A - A customer is concerned that on dry pavement, their vehicle will occasionally have
a rapid brake pulsation similar to the feel of an ABS stop. Which of the following is the
most likely cause?
A. Faulty wheel speed sensor.
B. Faulty master cylinder.
C. Faulty ABS control module.
D. Faulty brake booster.
D - The caliper piston seal is leaking. Which of the following would most likely result?
A. The ABS light would start to flash.
B. The traction control light would start to flash.
C. The brake pedal would become very hard.
D. The brake pedal would become very soft.
A - A vehicle pulls right while braking. The most likely cause would be:
A. Seized left caliper slides.
B. Faulty metering valve.
C. Seized right rear wheel cylinder.
D. Faulty master cylinder.
C - The pressure differential valve lights the red brake warning light when:
A. The parking brake pedal is depressed.
B. There is an ABS code.
C. There is a pressure imbalance.
D. The brake fluid is low.
C - A vehicle equipped with a hydro-boost brake system is being diagnosed for a high,
hard pedal. Which of the following tools could be used?
A. A vacuum gauge
B. A black light
C. A power steering pressure tester
D. A vacuum pump
A - A vehicle has a low, firm brake pedal. Which of the following would most likely be
the cause?
A. Improperly adjusted brake shoes
B. Leaking wheel cylinders
C. Excessive rotor runout
D. Out of round drums
A - The brake fluid reservoir is low on fluid. Which of the following is the most likely
cause?
