ASE A5 BRAKES EXAM 1, 2, & 3 TEST
BANK NEW LATEST VERSION WITH ALL
QUESTIONS AND 100% CORRECT
ANSWERS WITH DETAILED RATIONALES
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 Correct Answer D : worn brake pads
why : worn brake pads will not cause the brakes to drag
Which operation is being performed in the illustration? ( pg. 48 )
a. wheel cylinder bleeding
b. brake caliper bleeding
c. master cylinder bleeding
d. master cylinder pressure test Correct Answer C : master
cylinder bleeding
why : the master cylinder is being bleed prior to installation
The rear wheels of a front wheel drive car lockup during heavy
breaking. Technician A says this could be cause by 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 & B
d. Neither A or B Correct Answer A : A only
why : tech A is correct. a faulty proportioning valve could cause
the pressure to the rear wheels to be too high and lock the wheels
during hard braking
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. work left front brakes
b. worn wheel bearing
c. worn right front brakes
d. sticking brake caliper Correct Answer B : worn wheel bearing
why : this is a typical wheel bearing noise
A spongy pedal can be the result of:
a. leaking wheel cylinders
b. broken return springs
c. contaminated linings
d. seized wheel cylinder pistons Correct Answer A : leaking
wheel cylinders
why : a spongy pedal can result from air in the hydraulic system.
leaking wheel cylinders could allow air to get into the hydraulic
system and result in a spongy pedal
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 Correct Answer D : a tire with the
incorrect width
why : the width of the tire will not affect the wheel speed sensor
signal
A vehicle has a squeak only when applying the breaks. Which of
the following could be the cause?
a. aerated brake fluid
b. water contaminated break fluid
c. worn brake pads
d. worn wheel bearings Correct Answer C : worn brake pads
why : worn pads can cause a squeak when applying the brakes
During a moderate brake pedal application, with the engine
running, what would be considered a normal pressure reading on
the inlet pressure gauge? ( pg. 49 )
a. 100 psi
b. 900 psi
c. 3,000 psi
d. 5,000 psi Correct Answer B : 900 psi
why : this would be normal
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" ( 0.00254 mm - 0.0127 mm )
b. 0.0010"-0.0050" ( 0.0254 mm - 0.127 mm )
c. 0.0100"-0.0500" ( 0.254 mm - 1.27 mm )
d. 0.1000" - 0.5000" ( 2.54 mm - 12.7 mm ) Correct Answer B :
0.0010" - 0.0050" ( 0.0254 mm - 0.127 )
, why : this is the correct specification
Brake chatter can be caused by:
a. seized star-wheel adjuster
b. seized wheel cylinder
c. contaminated linings
d. switched primary and secondary shoes Correct Answer C :
contaminated linings
why : contaminated linings could cause the brake shoes to stick
and slip, which would cause a chattering condition
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 & B
d. Neither A or B Correct Answer B : only B
why : only tech B is correct. a digital wheel speed sensor can
indicate direction by detecting narrow and wide slots on the
reluctor ring
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
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