2021 HONDA ACCORD SEDAN engine

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uuWhen Driving uAgile Handling Assist
Driving
Agile Handling Assist
Lightly brakes the front wheels, as needed , when you turn the steering wheel, and
helps support the vehicle’s stability and performance during cornering.1 Agile Handling Assist
The agile handling assist ca nnot enhance stability in
all driving situations. You still need to drive and
corner at speeds appropriate for the conditions and
always leave a sufficient margin of safety.
When the VSA ® system indicator comes on and stays
on while driving, the agil e handling assist does not
activate.
You may hear a sound coming from the engine
compartment while the agile handling assist is
activated. This is normal.

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uuWhen Driving uBlind spot information System*
Driving
■When the system detects a vehicle
Blind spot information System Alert Indicator:
Located on the outside rearview mirror on
both sides.
Comes on when:
•A vehicle enters the alert zone from behind
to overtake you with a speed difference of
no more than 31 mph (50 km/h) from your
vehicle.
• You pass a vehicle with a speed difference
of no more than 12 mph (20 km/h).
Blinks and a beeper sounds when:
You move the turn signal lever in the direction
of the detected vehicle. The beeper sounds
three times.1 Blind spot information System*
The system is for your convenience only. Even if an
object is within the alert zone, the following
situations may occur.
•The blind spot informatio n system alert indicator
may not come on due to obstruction (splashes,
etc.) even without the Blind Spot Information
System Not Available driver information
interface appearing.
•The blind spot informatio n system alert indicator
may come on even with the message appearing.
You can change the setting for the blind spot
information system. 2 Customized Features P. 352
The system does not operate when in
( R.
Turn the system off when towing a trailer.
The system may not work properly for the following
reasons:
•The added mass tilts the vehicle and changes the
radar coverage.
•The trailer itself can be detected by the radar
sensors, causing the blind spot information system
alert indicators to come on.
2.0 L engine models
Comes On
Blinks
* Not available on all models

uuWhen Driving uBlind spot information System*
454
Driving
■Blind spot information System On and Off
When you turn the blind spot information
system on and off, do the following.
1. Press the safety support switch.
2. Roll the left selector wheel to the
symbol and push it.
The blind spot information system is in the
previously selected ON or OFF setting each
time you start the engine.1 Blind spot information System*
The blind spot information system may be adversely
affected when:
•Objects (guard rails, poles, trees, etc,.) are
detected.
•An object that does not re flect radio waves well,
such as a motorcycle, is in the alert zone.
•Driving on a curved road.•A vehicle is moving from a far lane to the adjacent
lane.
•The system picks up external electrical interference.•The rear bumper or the sensors have been
improperly repaired or the rear bumper has been
deformed.
•The orientation of the sensors has been changed.
•In bad weather (Heavy rain, snow, and fog).
•Making a turn at an intersection.•Driving on a bumpy road.
•Making a short turn that slightly tilts the vehicle.
For a proper blind spot in formation system operation:
•Always keep the rear bumper corner area clean.
•Do not cover the rear bumper corner area with
labels or stickers of any kind.
•Take your vehicle to a dealer if you need the rear
bumper corner area or the radar sensors to be
repaired, or the re ar bumper corner area is strongly
impacted.
Left Selector Wheel
Safety Support Switch
* Not available on all models

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uuHonda Sensing ®u Collision Mitigation Braking SystemTM (CMBSTM)
Driving
When you turn the CMBSTM on and off, do the
following.
1. Press the safety support switch.
2. Roll the left selector wheel to the
symbol and push it.
u The message appears on the driver
information interface when the system
becomes on or off.
The CMBS
TM is turned on every time you start
the engine, even if you turned it off the last
time you drove the vehicle.
■CMBSTM On and Off1 CMBSTM On and Off
The CMBS
TM may automatically shut off, and the
safety support indicator (amb er) will come and stay
on under certain conditions:
2 CMBS
TM Conditions and Limitations P. 462
When the CMBS
TM is activated, it will continue to
operate even if the accele rator pedal is partially
depressed. However, it w ill be canceled if the
accelerator pedal is fully depressed.
The Vehicle Stability Assist
TM (VSA ®) system, Vehicle
Stability AssistTM (VSA ®) OFF, adaptive cruise control
(ACC) with Low Speed Follow, safety support and
low tire pressure/TPMS indicators may come on in
amber along with a message in the driver information
interface when you set the power mode to ON after
reconnecting the battery.
Drive a short distance at more than 12 mph (20 km/h).
Each indicator should go off. If any do not, have your
vehicle checked by a dealer.
Left Selector Wheel
Safety Support Switch

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uuHonda Sensing ®u Low Speed Braking Control*
Driving
When you turn the system on and off, do the
following.
1. Press the safety support switch.
2. Roll the left selector wheel to the
symbol and push it.
u The message appears on the driver
information interface when the system
turns on or off.
The system is turned on every time you start
the engine, even if you turned it off the last
time you drove the vehicle.
■System On and Off 1 System On and Off
If the battery is disconnected and reconnected, the
Low Speed Braking Control may not turn on right
away when you start the engine.
The system will automatically turn ON after the
vehicle has been moving at over 12mph (20km/h) for
some time.
If the system does not turn on, have your vehicle
checked by a dealer.
Left Selector Wheel
Safety Support Switch

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uuHonda Sensing ®u Adaptive Cruise Control (ACC) with Low Speed Follow
Driving
■Automatic cancellation
The beeper sounds and a message appears on the driver information interface when
ACC with Low Speed Follow is automatically canceled. Any of these conditions may
cause the ACC with Low Speed Fo llow to automatically cancel:
• Bad weather (rain, fog, snow, etc.)
• When the radar sensor at the lower part of the front bumper gets dirty.
• The vehicle ahead of yo u cannot be detected.
• An abnormal tire condition is detected, or the tires are skidding.
• Driving on a mountainous road, or driving off road for extended periods.
• Abrupt steering wheel movement.
• When the ABS, VSA ® or CMBS
TM is activated.
• When the ABS or VSA ® system indicator comes on.
• When the vehicle is stopped on a very steep slope.
• When you manually apply the parking brake.
• When the detected vehicle within the AC C with Low Speed Follow range is too
close to your vehicle.
• The camera behind the rearview mirror, or the area around the camera, including
the windshield, gets dirty.
• When the Maximum Load Limit is exceeded.
• When passing through an enclosed space, such as tunnel.
• The vehicle has repeatedly applied the brakes to maintain the set speed (for
example, you are descending a long slope).
The ACC with Low Speed Follow automatic ca ncellation can be also triggered by the
following causes. In these cases, the parking brake will be automatically applied.
• The driver’s seat belt is unfastene d when the vehicle is stationary.
• The vehicle stops for more than 10 minutes.
• The engine is turned off.
1Automatic cancellation
Even though ACC with Low Speed Follow has been
automatically canceled, you can still resume the prior
set speed. Wait until the condition that caused ACC
with Low Speed Follow to cancel improves, then
press the SET/– button.

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uuHonda Sensing ®u Lane Keeping Assist System (LKAS)
Continued
Driving
2. Keep your vehicle near the center of the
lane while driving.
u The indicator changes from white to
green and the dotted outer lines change
to solid ones once the system starts
operating after detecting the left and
right lane markings.
Press the LKAS button.
The LKAS is turned off every time you stop the
engine, even if you turned it on the last time
you drove the vehicle.
(green)
■To cancel
LKAS
Button

uuHonda Sensing ®u Road Departure Mitigation (RDM) System
498
Driving
When you turn the RDM on and off, do the
following.
1. Press the safety support switch.
2. Roll the left selector wheel to the
symbol and push it.
u The message appears on the driver
information interface when the system
becomes on or off.
The RDM is in the previously selected ON or
OFF setting each time you start the engine.
The system may not properly detect lane markings and the position of your vehicle
under certain conditions. Some examples of these conditions are listed below.
■Environmental conditions
• Driving in bad weather (rain, fog, snow, etc.).
• Sudden changes between light and dark, such as an entrance or exit of a tunnel.
• There is little contrast between la ne lines and the roadway surface.
• Driving into low sunlight (e.g., at dawn or dusk).
• Strong light is reflected onto the roadway.
• Driving in the shadows of trees, buildings, etc.
• Shadows of adjacent objects are parallel to lane markings.
• Roadway objects or structures are misinterpreted as lane markers.
• Reflections on the interi or of the windshield.
• Driving at night or in a dark condition such as a tunnel.
■RDM On and Off1RDM On and Off
When you have selected Warning Only from the
customized options using the audio/information
screen, the system does not operate the steering
wheel and braking. 2 Customized Features P. 352
The Vehicle Stability Assist
TM (VSA ®) system, Vehicle
Stability AssistTM (VSA ®) OFF, adaptive cruise control
(ACC) with Low Speed Follow, safety support and
low tire pressure/TPMS indicators may come on in
amber along with a message in the driver information
interface when you set the power mode to ON after
reconnecting the battery.
Drive a short distance at more than 12 mph (20 km/h).
Each indicator should go off. If any do not, have your
vehicle checked by a dealer.
Safety Support Switch Left Selector Wheel
■RDM Conditions and Limitations