Dodge Ram 2010 Owner's Manual page 207

The two trip odometers show individual trip mileage. To
switch from odometer to trip odometers, press and
release the TRIP ODOMETER button.
To reset a trip odometer, display the desired trip odom-
eter to be reset then push and hold the button for
approximately two seconds until the display resets.
Vehicle Odometer Messages
When the appropriate conditions exist, the following
messages will display in the odometer:
ECO . . . . . . . . . . . . . . . . . . . . . . Fuel Saver Indicator
door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Door Ajar
gASCAP . . . . . . . . . . . . . . . . . . . . . . . Fuel Cap Fault
Lo tirE . . . . . . . . . . . . . . . . . . . . . . Low Tire Pressure
noFUSE . . . . . . . . . . . . . . . . . . . . . . . . . . Fuse Fault
CHAngE OIL . . . . . . . . . . . . . . . Oil Change Required
LoWASH . . . . . . . . . . . . . . . . . . . . Low Washer Fluid
UNDERSTANDING YOUR INSTRUMENT PANEL 207
NOTE: There is also an engine hour function. This
indicates the total number of hours the engine has been
running. To display the engine hours on the base cluster,
perform the following: Place the ignition in RUN, but do
not start the engine. With the odometer value displayed,
hold the TRIP button down for a period of six seconds.
The odometer will change to trip value first, then it will
display the engine hour value. The engine hours will be
displayed for a period of 30 seconds until the ignition is
turned OFF or the engine is started.
Some of the above warnings will be displayed in the
Electronic Vehicle Information Center (EVIC) Display
Area located in the instrument cluster. Refer to "Elec-
tronic Vehicle Information Center (EVIC) — If Equipped"
in this section for more information.
ECO (Fuel Saver Indicator) — If Equipped
The ECO indicator will illuminate when you are driving
in a fuel efficient manner and can be used to modify
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