Instrument Cluster Description - Peterbilt 579 Operator's Manual

INSTRUMENT PANEL
Instrument Cluster
Description
Instrument System Self Test
When the ignition switch is turned
on the instrumentation system will
undergo a Self Test. This test will
verify the operation of the gauges and
warnings.
3
During the Instrumentation System
Self Test, multiple warning icons will
be displayed in a sequence. The total
sequence should only take no more
than 10 seconds to complete.
Refer to Warning Light/Indicator
Symbols on page 3-30 for information
on each symbol.
Completing this sequence will indicate
a successful Self Test. Have your
instrumentation system checked by a
qualified service technician if does not
successfully complete.
3-8
Audible Alarm
The audible alarm will sound during
the Instrumentation System Self Test.
The audible alarm will also sound in
conjunction with most warning lights.
These events include but are not
limited to headlight on, fifth wheel, stop
engine, primary/secondary air, and
driver door open warnings.
Y53-6047–2C
Optional Icons
Additional icons may be operational
depending on individual vehicle
specifications. These will be included
in the Instrument System Self Test.
NOTE
Some optional lights may illumi-
nate even though your vehicle is not
equipped with that particular feature.
(04/13)