Honda Civic 2021 Owner's Manual page 489

uuHonda Sensing®uRoad Departure Mitigation (RDM) System
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How the System Activates
The system becomes ready to start searching for lane markings when all the
following conditions are met:
• The vehicle is traveling between about 45 and 90 mph (72 and 145 km/h).
• The vehicle is on a straight or slightly curved road.
• The turn signals are off.
• The brake pedal is not depressed.
• The wipers are not in continuous operation.
• The vehicle is not accelerating or braking, and the steering wheel is not being
turned.
• The system makes a determination that the driver is not actively accelerating,
braking or steering.
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RDM On and Off
Indicator RDM Button
488
* Not available on all models
Press the RDM button to turn the system on
and off.
The indicator in the button comes on and
u
the message appears on the driver
information interface when the system is
on.
1How the System Activates
The RDM system may automatically shut off and the
indicator comes and stays on.
2 Indicators P. 78
RDM system function can be impacted when the
vehicle is:
•
Not driven within a traffic lane.
•
Driven on the inside edge of a curve, or outside of
a lane.
•
Driven in a narrow lane.
1RDM On and Off
When you have selected Warning Only from the
customized options using the driver information
interface or audio/information screen, the system
does not operate the steering wheel and braking.
2 Customized Features P. 115, 325
The indicators for the Adaptive Cruise Control (ACC)
with Low Speed Follow, Road Departure Mitigation
(RDM), Vehicle Stability Assist TM
Vehicle Stability Assist TM (VSA®) OFF, Low Tire
Pressure/TPMS * and Collision Mitigation Braking
System TM (CMBS TM ) may come on after reconnecting
the battery. Drive a short distance at more than 12
mph (20 km/h). The indicators should go off. If they
do not, have your vehicle checked by a dealer.
(VSA®) system,