Michigan
ASE
Brake
Certification
Air
in
Hydraulic
System
-
ANS
A
spongy
brake
pedal
may
be
caused
by
Excessive
tire
pressure
-
ANS
Can
not
cause
very
erratic
brake
pulling
while
applying
brakes
Excessive
brake
pedal
travel
-
ANS
A
power
assist
brake
booster
push
rod
that
is
too
short
will
cause
Brake
drum
machined
beyond
its
limits
-
ANS
Can
cause
brake
pedal
fade
Repair
leak
and
replace
brake
linings
-
ANS
How
to
correctly
service
brake
linings
soaked
with
axle
grease
but
still
have
a
lot
of
lining
left
on
them
Metering
Valve
-
ANS
Disc/Drum
system,
the
front
brakes
lock
up
on
light
pedal
application.
This
could
be
caused
by
a
bad:
Seized
caliper
piston
-
ANS
Will
NOT
cause
a
low
brake
pedal
Air
in
the
hydraulic
system
-
ANS
A
spongy
brake
pedal
on
a
vehicle
with
4-wheel
disc
brakes
with
a
lower
than
normal
travel
indicates
Movement
of
brake
pad
during
braking
-
ANS
Causes
disc
brake
squeal
Incorrect
master
cylinder
pushrod
adjustment
-
ANS
Excessive
pedal
travel
before
brakes
apply
is
caused
by
Properly
operating
-
ANS
Power
brakes
that
move
down
slightly
when
the
engine
is
started
with
the
brakes
applied
are
Vacuum
supply
test
-
ANS
Checks
the
vacuum
supply
hose
for
kinks
and
checks
the
level
of
vacuum
supplied
by
the
engine
or
vacuum
pump
With
the
engine
off
-
ANS
When
performing
a
vacuum
booster
function
test,
you
should
begin
by
pumping
the
brake
pedal
several
times
Brinelling
-
ANS
Dented
race
(cup)
on
a
beari
g
that
has
been
shock
loaded
torque
the
adjusting
nut
to
a
specified
torque
and
back
off
the
nut
until
it
lines
up
with
the
hole
and
install
the
cotter
pin
-
ANS
When
adjusting
front
wheel
bearings,
you
ASE
Brake
Certification
Air
in
Hydraulic
System
-
ANS
A
spongy
brake
pedal
may
be
caused
by
Excessive
tire
pressure
-
ANS
Can
not
cause
very
erratic
brake
pulling
while
applying
brakes
Excessive
brake
pedal
travel
-
ANS
A
power
assist
brake
booster
push
rod
that
is
too
short
will
cause
Brake
drum
machined
beyond
its
limits
-
ANS
Can
cause
brake
pedal
fade
Repair
leak
and
replace
brake
linings
-
ANS
How
to
correctly
service
brake
linings
soaked
with
axle
grease
but
still
have
a
lot
of
lining
left
on
them
Metering
Valve
-
ANS
Disc/Drum
system,
the
front
brakes
lock
up
on
light
pedal
application.
This
could
be
caused
by
a
bad:
Seized
caliper
piston
-
ANS
Will
NOT
cause
a
low
brake
pedal
Air
in
the
hydraulic
system
-
ANS
A
spongy
brake
pedal
on
a
vehicle
with
4-wheel
disc
brakes
with
a
lower
than
normal
travel
indicates
Movement
of
brake
pad
during
braking
-
ANS
Causes
disc
brake
squeal
Incorrect
master
cylinder
pushrod
adjustment
-
ANS
Excessive
pedal
travel
before
brakes
apply
is
caused
by
Properly
operating
-
ANS
Power
brakes
that
move
down
slightly
when
the
engine
is
started
with
the
brakes
applied
are
Vacuum
supply
test
-
ANS
Checks
the
vacuum
supply
hose
for
kinks
and
checks
the
level
of
vacuum
supplied
by
the
engine
or
vacuum
pump
With
the
engine
off
-
ANS
When
performing
a
vacuum
booster
function
test,
you
should
begin
by
pumping
the
brake
pedal
several
times
Brinelling
-
ANS
Dented
race
(cup)
on
a
beari
g
that
has
been
shock
loaded
torque
the
adjusting
nut
to
a
specified
torque
and
back
off
the
nut
until
it
lines
up
with
the
hole
and
install
the
cotter
pin
-
ANS
When
adjusting
front
wheel
bearings,
you
