Questions & Answers!!
Brake pedal reserve that gradually
fades under light pressure
indicates:
a. A brake line restriction
b. Spring tension on the
brake pedal is weak
c. Internal leaks
d. The system is operating
properly correct answers c
Which of the following statements
is NOT true?
a. Some imports use HSMO,
a green colored oil, as
brake fluid
b. Silicone, or DOT 5 brake
fluids, contain a purple dye
c. Polyglycol brake fluids are
amber to clear in color
d. All DOT approved brake
fluids are hygroscopic correct answers d
A bypassing master cylinder
can be detected by the:
a. Internal leak test
b. External leak test
c. Compensating port test
d. QTU test correct answers a
Honing will remove the anodized
finish on which type of
master cylinder?
a. Add-on ABS
b. Aluminum
c. Cast iron
d. Composite correct answers b
The first piston installed when
rebuilding a master cylinder is
the:
a. Primary piston
,b. Secondary piston
c. QTU piston
d. Compensating piston correct answers b
The QTU valve on a master
cylinder regulates fluid flow:
a. Between the master cylinder
and the reservoir
b. Between the two chambers
of the reservoir
c. Between opposite wheels
d. Between the two channels
of the master cylinder correct answers a
The master cylinder should be
cleaned with:
a. Kerosene or carburetor
cleaner
b. Brake parts cleaner or
brake fluid
c. Fresh solvent or hot,
soapy water
d. Motor oil or cutting oil correct answers b
A correctly honed cylinder
bore should:
a. Have a smooth, polished
surface
b. Have a cross-hatch pattern
c. Be larger than the original
size by a specified amount
d. Have scoring no deeper
than 0.006 inch (0.15 mm) correct answers b
The first component in a brake
system bleeding sequence is
the:
a. Master cylinder
b. Wheel cylinder
c. Combination valve
d. Proportioning valve correct answers a
Generally speaking, which of
the wheel brakes should you
bleed first?
, a. The one farthest from the
master cylinder
b. The one closest to the
master cylinder
c. The one closest to the
driver
d. The one closest to the
passenger correct answers a
What special tool is required
to pressure bleed a system
equipped with a metering
valve?
a. An adjustment gauge
b. A torque wrench
c. A vacuum tool
d. An override tool correct answers d
On a front brake hose that
does not have a banjo fitting,
which end do you disconnect
first?
a. Female end
b. Male end
c. Caliper end
d. Either end correct answers a
After bleeding brakes:
a. The pressure differential
switch may need to be
recentered.
b. The metering valve may
need to be adjusted
c. The proportioning valve
may need to be recentered
d. The pressure differential
switch may need to be
adjusted. correct answers a
The most precise way to test
metering valves is with:
a. A pressure bleeder
b. Pressure gauges
c. An override tool
d. Vacuum gauge correct answers b