Propane Fuel System
Hydraulic Brake System Warning
The red brake system warning light illuminates if
there is a hydraulic brake system failure, or if the ve-
hicle is powered and the engine is not running.
Headlight High-Beam Indicator
The blue high-beam indicator light (sideways beam
icon) illuminates when the headlight high beams are
on.
Brake System Warning/Parking Brake
On Indicator
The red brake system warning/parking brake on indi-
cator light activates whenever the parking brake is
engaged.
If the vehicle is moving at a speed of 2 mph (3 km/h)
or more, the emergency buzzer will sound until the
parking brake is released.
17.17
Right Press
Transmission
Oil Life
Highlighted
Right Hold
Send SPN 1584 = 37
Right Press
Transmission
Oil Filter
Highlighted
Right Hold
Send SPN 1584 = 39
02/06/2012
Fig. 17.13, Maintenance Menu Screens, Screen 2
Right Press
Or
Down Hold
Right Press
Or
Down Hold
Right Press
Maint
Or
Menu
Down Hold
Right Press
Or
Down Hold
AUXILIARY
SCREENS
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Cruise Control Indicator
A green indicator illuminates when the cruise control
is activated.
Emergency Buzzer
The emergency buzzer sounds during the ignition
sequence and whenever one of the following condi-
tions exists:
•
The engine oil pressure falls below the preset
level which is 6 psi (41 kPa) at 700 rpm, or 18
psi (124 kPa) at 4400 rpm.
•
The air pressure falls below the preset level,
which is 65 psi (448 kPa).
•
The parking brake is set with the vehicle mov-
ing at a speed greater than 2 mph (3 km/h).
•
The coolant temperature rises above 253°F
(123°C) and the check engine and stop engine
lights illuminate. When the coolant temperature