RAM 1500 2021, Owner'S Manual, Page: 127 / 461

GETTING TO KNOW YOUR INSTRUMENT PANEL 125
Rear Axle Lock Indicator Light
This light indicates when the rear axle
lock has been activated.
Entry/Exit Indicator Light— If Equipped
This light will illuminate when the vehicle
is automatically lowered from ride height
position downward for easy entry and exit
of the vehicle
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page 150.
TOW/HAUL Indicator Light
This indicator light will illuminate when
TOW/HAUL mode is selected.
Trailer Merge Assist Indicator Light —
If Equipped
This indicator light will illuminate to
indicate when Trailer Merge Assist has
been activated
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page 293.
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
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page 134.
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, and please see an authorized dealer.
4WD High Indicator Light — If Equipped
This light alerts the driver that the vehicle
is in the 4WD High mode. The front and
rear driveshafts are mechanically locked
together forcing the front and rear
wheels to rotate at the same speed.
4WD Indicator Light — If Equipped
This light alerts the driver that the vehicle
is in the four-wheel drive mode, and the
front and rear driveshafts are
mechanically locked together forcing the
front and rear wheels to rotate at the same speed.
4WD Low Indicator Light — If Equipped
This light alerts the driver that the vehicle
is in the 4WD Low mode. The front and
rear driveshafts are mechanically locked
together forcing the front and rear
wheels to rotate at the same speed. Low range
provides a greater gear reduction ratio to provide
increased torque at the wheels
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page 146.
G
REEN
I
NDICATOR
L
IGHTS
Adaptive Cruise Control (ACC) Set With
Target Light — If Equipped
This will display when the ACC is set and
a vehicle in front is detected
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page 162.
Adaptive Cruise Control (ACC) Set With No
Target Detected Indicator Light —
If Equipped
This light will turn on when the ACC is SET
and there is no vehicle in front detected
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page 162.
CAUTION!
The presence of water in the fuel system circuit
may cause severe damage to the injection
system and irregular engine operation. If the
indicator light is illuminated, contact an
authorized dealer as soon as possible to bleed
the system. If the above indications come on
immediately after refuelling, water has probably
been poured into the tank: switch the engine off
immediately and contact an authorized dealer.
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