Peterbilt 325 2017, Operator'S Manual

Page: 172 / 392

OPERATING THE BRAKE SYSTEM
WARNING!
For vehicles equipped with ESC
"Electronic Stability Control" do not
replace the vehicle’s steering wheel
with an aftermarket or different part
number than originally supplied. Us-
ing a different steering wheel could
cause ESC to malfunction causing
a loss of vehicle control possibly
resulting in an accident involving
death or personal injury.
Steering Angle Sensor
Re-Calibration
Whenever maintenance or repair
work is performed to the steering
mechanism, linkage, gear, adjustment
of the wheel track, or if the steering
angle sensor is replaced or the steering
wheel is changed or re-centered, the
Steering Angle Sensor must be
re-calibrated.
WARNING!
If the Steering Angle Sensor is not
re-calibrated, the Yaw Control sys-
tem will not function properly. A un-
calibrated sensor could result in a
loss of control of your vehicle which
can lead to an accident involving
death or personal injury.
ATC Functions
(standard)
Your truck/tractor ABS may be
equipped with an automatic traction
control (ATC) feature. This feature
is controlled by a switch as shown in
the next illustration. This feature is
monitored by a warning lamp located
on the switch.
Automatic Traction Control Warning
Lamp
The Traction Control warning lamp on
page 3-20 will briefly illuminate and
then go out when the ignition switch
is first turned on. The traction control
warning lamp will illuminate whenever
the ATC system detects drive wheel
spin. The lamp will remain illuminated
as long as wheel spin is detected
and the ATC system is applying the
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Y53-6060-1C1 (03/17)
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