operators_manual

engine brake by moving the lever further
clockwise. Each position has a
corresponding level of engine brake.
Position Amount of Engine
Brake
Off 0%
1 33%
2 66%
3 100%
by using the service brake pedal. The
system will not allow cruise control
operation if it does not pass the ‘rationality
check.’ The display will prompt you to
press the service brake pedal if it has not
been pressed since the vehicle has been
started. In vehicles with Eaton
transmissions, the cruise control switches
may be located on the shift control knob.
Dash Switches
Cruise Control On/Off
Cruise Control Set/Resume
How to Set Cruise Control Speed
The vehicle speed must be greater than 19
mph (30 kph) for P
ACCAR powered
vehicles or 30 mph (49 kph) for Cummins
powered vehicles and the engine speed
must be over 1,100 rpm for the cruise set
speed to work.
This vehicle may have Cruise Control
buttons located on the steering wheel
instead of the switches on the dash.
1. Turn on the cruise function using
Cruise Control ON/OFF
The Cruise Control indicator
appears on the display.
DRIVING - Engine Operations
Cruise Control
Cruise control functions and features may
vary depending upon which engine you
have. For a specific explanation of your
cruise control, see the cruise control or
engine manual included with your vehicle.
This vehicle's electronic system will
perform a ‘rationality check’ every time the
vehicle is started. This check is to ensure
that the service brakes are working before
allowing cruise control to function. This
safety feature is designed to ensure that a
driver is able to cancel the cruise set speed
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