Ram Trucks 2015 Chassis Cab Commercial - Diesel Supplement - Manual (Page 25)

15. Air Suspension Off-Road 1 Indicator Lamp —
If Equipped
This light will illuminate when the air suspension system
is set to the Off-Road 1 setting. For further information,
refer to “Air Suspension System” in “Starting And
Operating”.
16. Air Suspension Off-Road 2 Indicator Lamp —
If Equipped
This light will illuminate when the air suspension system is
set to the Off-Road 2 setting. For further information, refer
to “Air Suspension System” in “Starting And Operating”.
17. 4 LOW
This light alerts the driver that the vehicle is in
the four-wheel drive LOW mode. The front and
rear driveshafts are mechanically locked to-
gether 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.
For further information on four-wheel drive operation
and proper use, refer to “Four-Wheel Drive Operation —
If Equipped” in “Starting And Operating”.
18. Speedometer
The speedometer shows the vehicle speed in miles per
hour and/or kilometers per hour (mph/km/h).
19. 4WD AUTO Indicator Light — If Equipped
This light alerts the driver that the vehicle is in
the four-wheel drive auto mode, and the front
axle is engaged, but the vehicle’s power is sent
to the rear wheels. Four-wheel drive will be
automatically engaged when the vehicle senses a loss of
traction.
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UNDERSTANDING YOUR INSTRUMENT PANEL 23