7-7
7-7
On downhill grades, use the engine brake and the
On downhill grades, use the engine brake and the
exhaust brake to slow the vehicle, before using the
exhaust brake to slow the vehicle, before using the
service brakes to stop the vehicle. Do not rely
service brakes to stop the vehicle. Do not rely
e
e
x
x
c
c
l
l
u
u
s
s
i
i
v
v
e
e
l
l
y
y
o
o
n
n
t
t
h
h
e
e
s
s
e
e
r
r
v
v
i
i
c
c
e
e
b
b
r
r
a
a
k
k
e
e
s
s
.
.
P. 7-9
P. 7-9
1.
1.
Whe
Whe
n
n
the
the
,
,
,
,
and
and
/or
/or
war
war
nin
nin
g
g
lig
lig
hts
hts
illuminate, stop the vehicle immediately and per-
illuminate, stop the vehicle immediately and per-
form the
form the
necessary checks.
necessary checks.
2.
2.
Brak
Brak
e the vehi
e the vehi
cle slow
cle slow
ly
ly
. For smo
. For smo
other
other
, more
, more
stable braking, lift up on the brake pedal two or
stable braking, lift up on the brake pedal two or
three times as you gradually bring the vehicle to
three times as you gradually bring the vehicle to
a complete stop.
a complete stop.
Remember that the braking distance can vary
Remember that the braking distance can vary
according to vehicle speed, load weight, and
according to vehicle speed, load weight, and
road conditions.
road conditions.
NOTE:
NOTE:
The engine brake takes effect whenever the accel-
The engine brake takes effect whenever the accel-
erator pedal is released. The
erator pedal is released. The
lower the transmission
lower the transmission
gear, the more powerful the engine braking.
gear, the more powerful the engine braking.
ABS
ABS
is
is
an
an
electronic
electronic
braking
braking
control
control
system
system
that
that
operates automatically without the need for driver
operates automatically without the need for driver
intervention.
intervention.
Braking
Braking
WARNING
WARNING
If any of the brake warning lights illumi-
If any of the brake warning lights illumi-
nate, there is a possibility of brake failure.
nate, there is a possibility of brake failure.
Brake failure could cause an injury acci-
Brake failure could cause an injury acci-
dent or loss of life.
dent or loss of life.
Do not use the exhaust brake on slippery
Do not use the exhaust brake on slippery
road surfaces. The vehicle may skid, caus-
road surfaces. The vehicle may skid, caus-
ing an injury accident or loss of life.
ing an injury accident or loss of life.
Avoid sudden braking except in emergen-
Avoid sudden braking except in emergen-
cies. Sudden braking causes tire wear and
cies. Sudden braking causes tire wear and
could cause other vehicle malfunctions.
could cause other vehicle malfunctions.
Worn tires can cause an injury accident or
Worn tires can cause an injury accident or
loss of life. The shock of sudden braking
loss of life. The shock of sudden braking
could also result in
could also result in
an injury.
an injury.
Antilock braking system (ABS)
Antilock braking system (ABS)
WARNING
WARNING
Although ABS improves vehicle control dur-
Although ABS improves vehicle control dur-
ing emergency braking situations, the driver
ing emergency braking situations, the driver
still has the responsibility to judge driving
still has the responsibility to judge driving
conditions, respond to them alertly, and drive
conditions, respond to them alertly, and drive
safely in unfavorable situations. For exam-
safely in unfavorable situations. For exam-
ple, ABS cannot prevent an injury accident or
ple, ABS cannot prevent an injury accident or
loss of life if the driver is speeding or follow-
loss of life if the driver is speeding or follow-
ing too close.
ing too close.
Z01416
Z01416
https://www.besttruckmanuals.com/
