• Air Suspension Payload Protection Telltale —
If Equipped
This telltale will turn on to indicate that the
maximum payload may have been exceeded or
load leveling cannot be achieved at its current
ride height.
Protection Mode will automatically be selected in order
to “protect” the air suspension system, air suspension
adjustment is limited due to payload.
• Water In Fuel Indicator Light — Diesel Only
The “Water In Fuel Indicator Light” will illumi-
nate when there is water detected in the fuel
filters. If this light remains on, DO NOT start the
vehicle before you drain the water from the fuel
filters to prevent engine damage. Refer to “Maintenance
Procedures/Draining Fuel/Water Separator Filters” in
“Maintaining Your Vehicle” for further information.
• Wait To Start Light
The “Wait To Start” telltale will illuminate for
approximately two seconds when the ignition
is turned to the RUN position. It’s duration may be
longer based on colder operating conditions. Vehicle will
not initiate start until telltale is out. Refer to “Starting
Procedures” in “Starting And Operating” for further
information.
NOTE: The “Wait To Start” telltale may not illuminate if
the intake manifold temperature is warm enough.
• Low Diesel Exhaust Fluid Light
This telltale will turn on to indicate the Diesel
Exhaust Fluid (DEF) is low.
34 UNDERSTANDING YOUR INSTRUMENT PANEL
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