Peterbilt 579 - Description of Warning Symbols

WARNING SYMBOLS
Description of
Warning
Symbols
1. Axle, Traction Control (ATC or
Automatic Traction Control)
A. Illuminates during the power-on
self test when the ignition is turned
ON. It turns off after a few seconds if
no system problems are detected. If
an ATC problem is detected, the ATC
Warning lamp will turn on and stay on.
B. Flashes when
the ATC is regulating
wheel spin. (Refer to Automatic
Traction Control for more information.)
C. It blinks
continuously when the
Deep Snow and Mud switch is turned
on, indicating that this feature is active.
(Refer to Deep Snow and Mud Switch
and Anti-Lock
Braking System on page
4-20 for
more information.)
NOTE
For vehicles equipped with Electronic
Stability Program, please refer to ad
-
ditional material supplied with this op-
erator manual, included in your glove
box informational packet.
WARNING!
If this chassis is equipped with an elec-
tronic stability program (ESP) and is
modied (e.g., adding or removing an
axle, converting from a truck to a trac
-
tor, converting from a tractor to a truck,
changing the body, lengthening of
the wheelbase and/or frame, relocat
-
ing frame components, or modifying
pneumatic or electrical ABS/ESP har
-
nesses) the ESP must be disabled by
a qualied technician. If you have any
questions, contact your authorized
dealer. Failure to comply may result in
death, personal injury, equipment or
property damage.
2. Brakes, Anti-Lock Brake System
(ABS)
Illuminates during the Instrumentation
System Self Test. Have the ABS
system checked by an authorized
dealer if the ABS Warning Lamp stays
on for more than 3 seconds.
Illuminates during
normal operating
conditions to indicate a problem
with the
ABS System. See ABS
Warning
Lamps on page 4-20 for more
information.
Illuminates when
a problem exists
with the optional Wheel Spin Control
feature. See
Advanced ABS with
Stability Control
on page 4-20 for more
information.
4. Brake, Park Brake
Illuminates in the status indicator when
parking brakes are applied.
3
(04/13) Y53-6047–2C 3-37