FCA US RAM 2500 2019, Manual

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— Diesel Exhaust Brake Indicator Light —
If Equipped
This indicator light will illuminate when the Diesel Ex-
haust Brake has been activated, and is in full strength
mode.
Refer to “Diesel Exhaust Brake (Engine Braking)” in “Start-
ing And Operating” for further information.
— Low Diesel Exhaust Fluid (DEF) Indicator
Light — If Equipped
The Low Diesel Exhaust Fluid (DEF) Indicator will illumi-
nate if the vehicle is low on Diesel Exhaust Fluid (DEF).
Refer to “Starting And Operating” for further information.
— Wait To Start Light — If Equipped
This indicator light will illuminate for approximately two
seconds when the ignition is turned to the RUN position.
Its duration may be longer based on colder operating
conditions. Vehicle will not initiate start until telltale is no
longer displayed.
Refer to “Starting The Engine” in “Starting And Operat-
ing” for further information.
NOTE: The “Wait To Start” telltale may not illuminate if
the intake manifold temperature is warm enough.
— Water In Fuel Indicator Light — If Equipped
The “Water In Fuel Indicator Light” will illuminate when
there is water detected in the fuel filter. If this light remains
on, DO NOT start the vehicle before you drain the water
from the fuel filter to prevent engine damage.
Refer to the “Draining Fuel/Water Separator Filter” section
in “Dealer Service” in “Servicing And Maintenance” for
further information.
Green Indicator Lights
— Automatic Diesel Exhaust Brake Indicator
Light — If Equipped
This indicator light will illuminate when the Diesel Ex-
haust Brake has been activated, and has switched to
Automatic mode.
Refer to “Diesel Exhaust Brake (Engine Braking)” in “Start-
ing And Operating” for further information.
28 GETTING TO KNOW YOUR INSTRUMENT PANEL