freightliner Cargo - Windshield Washer; Interrupt Switch; Cummins Electronic Engine

positions. To operate the wipers in delay mode, move
the control lever down one position.
Windshield Washer
Depress the button on the wiper/washer control lever to
activate the windshield washer. See Fig. 3.7.
Interrupt Switch
A spring-loaded interrupt rocker switch operates the
marker lights. See Fig. 3.8. With the vehicle lights on,
depress and release the interrupt rocker switch to
briefly turn off the marker lights.
Cummins Electronic Engine
The Cummins electronic engine has a fuel control sys-
tem controlled by a microprocessor-based computer.
This computer controls specific engine and vehicle
speed modes of operation to maximize vehicle fuel
economy and performance.
A yellow engine check light and a red engine stop light
are located on the instrument panel. With the ignition
switch on, both lights come on for about two seconds;
then, if there is no problem with the electronic engine
system, the lights will go out. Whenever there is a prob-
lem within the electronic engine system, one of the
1
2
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1. Steering Column 2. Control Lever
Fig. 3.6, High/Low Beam Control
1
2
3
4
5
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1. High Speed
2. Low Speed
3. Off
4. Delay Mode
5. Washer Button
Fig. 3.7, Windshield Wiper and Washer Control
Driver Controls and Instruments
3.5