ASE Brakes A5 Test ( Exam 2 ) Practice
Questions and Answers
The brakes are dragging on a vehicle. this could be cause by
a. overfilled master cylinder reservoir
b. low vacuum to the boost
c. bypassing master cylinder
d. quick take-up valve stuck open - Answer✔️✔️-A : overfilled master
cylinder reservoir
why : an overfilled master cylinder reservoir cylinder would not
allow for fluid expansion. this would cause the brakes to self apply
as the fluid expanded as result in brake drag
The brake pads are worn at an angle on a vehicle with a sliding
brake caliper system. which of the following is most likely the
cause?
a. worn caliper piston
b. worn caliper bushings
c. leaking caliper seal
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d. leaking caliper boot - Answer✔️✔️-B : worn caliper bushings
why : worn bushings can cause the caliper to cock during
operation. this could cause the pads to wear at an angle
A diagnostic trouble code is set for an open wheel speed sensor on
the left front sensor. The technician measures the resistance at the
sensor and finds it to be within specification. Which of the following
is the most likely cause for the wheel speed sensor code?
a. faulty ABS computer
b. open fuse
c. open wiring from the computer to the wheel speed sensor
d. shorted left front ABS modulator valve - Answer✔️✔️-C : open
wiring from the computer to the wheel speed sensor
why : an open in the wiring from the sensor to the computer would
cause a diagnostic trouble code to be set and the sensor to have the
correct resistance
The brake warning lamp pictured above (pg. 56) stays on any time
the ignition switch is on. Tech A says this could be caused by a
poor ground at the parking brake switch. Tech B says this could be
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caused by a poor ground at the brake warning lamp switch. Who is
correct?
a. A only
b. B only
c. A & B
d. neither A or B - Answer✔️✔️-D : neither A or B
why : neither technician is correct. there is a ground present at all
times to cause the light to be on all the time
Which of the following is true concerning the above caliper? ( pg. 57
)
a. this caliper incorporates the parking brake
b. this caliper can only be used on the front
c. this caliper can only be used with Type 5 brake fluid
d. this caliper must be replaced at each brake pad replacement -
Answer✔️✔️-A : this caliper incorporates the parking brake
why : ^^^
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