Medium Duty Operator's Manual - Peterbilt Motors Company

INSTRUMENTS AND CONTROLS
33. Tire Inflation
Illuminates when tire pressures need to be
checked. (Tire Pressure Monitoring System
is an option)
34. Transmission, Auxiliary
Illuminates to indicate auxiliary transmission
is in neutral.
35. Transmission, Check
Illuminates when transmission has recorded
a fault code. This icon may also appear in the
Transmission Display menu of the Driver
Information Display unit (see item G; page
33). If the user is in this display menu, the
icon does not indicate a fault code.
36. Transmission, Range Inhibit
Illuminates with Allison 1000/2000 series
transmissions with “Range Inhibit” output.
CONTROLS AND DISPLAYS
37. Transmission, Oil Filter
Illuminates when service is required (Allison
transmissions only).
38. Transmission, Oil Temperature High
Illuminates when transmission lubricant temperature
is too high.The information display
will provide the current oil temperature when
the icon is illuminated.
Trans. Temp.
302 F
CAUTION: This should be considered an
emergency. You should stop the vehicle as
safely as possible and turn OFF the ignition.
The vehicle must be serviced and the problem
corrected before driving again. Failure to
do so may cause severe transmission damage.
39. Turn Signal, Left
Blinks when the left turn signal or the hazard
light function is operating.
– 28 – Y53-6008A Medium Duty (R05/09)