2021 HONDA ACCORD SEDAN start stop button

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uuClimate Control System uUsing Automatic Climate Control
Controls
Pressing the button turns the air
conditioning system on and automatically
switches the system to fresh air mode.
Press the button again to turn off, the
system returns to the previous settings.
■To rapidly defrost the windows
1.Press the button.
2. Press the button.
■Defrosting the Windshield and Windows1Defrosting the Windshield and Windows
For your safety, make sure you have a clear view
through all the windows before driving.
Do not set the temperatur e near the upper or lower
limit.
When cold air hits the windshield, the outside of the
windshield may fog up.
If you press the button during Auto Idle Stop, the
engine restarts automatically.
Models with Auto Idle Stop
1 To rapidly defrost the windows
After defrosting the windows, switch over to fresh air
mode. If you keep the syst em in recirculation mode,
the windows may fog up from humidity. This
impedes visibility.

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uuWhen Driving uStarting the Engine
Driving
3. Press the ENGINE START/STOP button
without depressing the accelerator pedal.
All models1 Starting the Engine
Bring the remote close to the ENGINE START/STOP
button if the battery in the remote is weak.
2 If the Remote Battery is Weak P. 606
The engine may not start if the remote is subjected to
strong radio waves.
Do not hold the ENGINE START/STOP button to
start the engine.
If the engine does not start, wait at least 30 seconds
before starting the engine again.

uuWhen Driving uStarting the Engine
416
Driving
You can remotely start the engine using the remote.
■To start the engine
When started remotely, the engine automati cally shuts off after 10 minutes of idling
and/or the brake pedal and ENGINE START/STOP button have not been pressed
simultaneously.
To extend the run time for another 10 minutes during the first run, press the
button, then press and hold the button. u Some exterior lights flash six times if a 10-minute extension request was
transmitted successfully.
■Remote Engine Start*1Remote Engine Start*
The remote engine start may violate local laws.
Before using the remote e ngine start, check your
local laws.
If there are buildings an d obstacles between your
vehicle and the remote, th e range will be reduced.
This distance may vary by external electrical
interference.
3WARNING
Carbon monoxide ga s is toxic and can
rapidly accumulate in closed or even partly
enclosed areas.
Breathing it can cause unconsciousness and
even kill you.
Never use the remote engine starter with
the vehicle parked in a garage or other
areas with limited ventilation.
Press the button, th en press and hold
the button.
Some exterior lights flash once.
Go within the range,
and try again.
LED: Blinks when any button is pressed.
Some exterior lights flash six
times if the engine starts
successfully. Exterior lights will not flash if
the engine does not start.
* Not available on all models

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uuWhen Driving uStarting the Engine
Driving
■To stop the engine1Remote Engine Start*
The engine may not start by the remote engine start
if:
•You have disabled a remo te engine start setting
using the audio/information screen.
•The power mode is not in VEHICLE OFF.
•The transmission is in a position other than ( P.
•The hood is open, or any door or the trunk is
unlocked.
•You have already used the remote twice to start
the engine.
•The battery charge is too low.
•Another registered remo te is in the vehicle.
•There is any antenna failure.•The door is unlocked with the built-in key.
•The engine oil pressure is low.
•The engine coolant temper ature is extremely high.•The telematics unit* malfunctions.
•The security system alarm is not set.Press and hold the
button for one second.
Go within the range,
and try again.
The exterior lights flash once if the engine stops successfully.
The exterior lights will not flash when the remote is out of
the smart entry system range.
The engine will not stop.
* Not available on all models

uuWhen Driving uStarting the Engine
418
Driving
1Remote Engine Start*
The engine may stop whil e it is running if:•You do not start the vehicl e within 10 minutes of
starting the engine with the remote.
•The engine is stopped by using the remote.•The security system alarm is activated.•The door is unlocked with the built-in key.•The hood is open.•The engine coolant temper ature is extremely high.•The battery is low.•The engine oil pressure is low.•The malfunction indicator la mp comes on if there is
a problem with the emissions control systems.
•You press the ENGINE START/STOP button
without depressing the brake pedal.
•The transmission is in a position other than ( P.
•You press the shift lever release button.
While the engine is running, the vehicle will
automatically preconditi on inside the vehicle.
When it is warm outside:
•The climate control system is activated in auto
mode.
When it is cold outside:
•The defroster is activated at a moderately warm
temperature.
•The rear defogger and door mirror heaters are
activated.
•The seat heaters* and heated steering wheel* are
activated. 2 Heated Steering Wheel
* P. 236
2 Front Seat Heaters* P. 237
2 Front Seat Heaters and Seat Ventilation*
P. 238
Automatic transmission models
Continuously variable transmission models
* Not available on all models

419
uuWhen Driving uStarting the Engine
Driving
1. Depress and hold the brake pedal, then press the ENGINE START/STOP button.
2. Keeping your right foot on the br ake pedal, put the transmission into
(D. Select
(R when reversing.
3. With the parking brake applied, release the brake pedal and gently depress the
accelerator pedal.
u Make sure the parking brake and brake system indicator (red) goes off.
2Parking Brake P. 510
■Hill start assist system
Hill start assist keeps the brake engaged br iefly to help prevent the vehicle from
rolling on inclines as you move your foot from the brake pedal to the accelerator.
Put the transmission into
(D, (S* or (L* when facing uphill, or (R when facing
downhill, then release the brake pedal.
You can turn the engine off when the vehicle is completely stopped.
1. Put the transmission into
(P.
2. Press the ENGINE START/STOP button.
■Starting to Drive
■Stopping the Engine
1Starting to Drive
The engine stops when th e transmission is taken out
of
( P before the ENGINE START/STOP button is
pressed. Follow the step 1 when starting to drive.
You can also release the parking brake by pressing
the electric parking brake sw itch while depressing the
brake pedal.
When facing downhill, you can start your vehicle
more smoothly by manually releasing it with the
electric parking brake switch than by releasing it with
the accelerator pedal.
When the engine was started using the button on the
remoteWhen the engine was started using the button on the remote
When the engine was started in any case
1 Hill start assist system
Hill start assist may not prevent the vehicle from
rolling downhill on a very st eep or slippery slope, and
will not operate on small inclines.
Hill start assist is not a replacement for the parking
brake.
Hill start assist will operate even when VSA ® is
switched off.
* Not available on all models

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uuWhen Driving uShifting
Driving
■If you want to keep the transmission in (N position [car wash mode]
With the engine running:
1. Press and hold the brake pedal.
2. Select
(N, then release the button to display (N (Neutral) hold mode on the driver
information interface.
3. Press and hold
(N again for two seconds.
u This puts the vehicle in car wash mode which must be used when your vehicle
is pulled through a conveyor type automatic car wash where you or an
attendant do not remain in the vehicle.
If the ENGINE STOP/START button is pressed
after car wash mode has been activated, the
power mode will change to ACCESSORY and
a message will be displayed on the driver
information interface. u For 15 minutes the transmission remains
in
(N with the power mode in
ACCESSORY. After that, the
transmission automatically changes to
(P and the power mode changes to OFF.
u Manually changing to
(P cancels
ACCESSORY mode. The
(P indicator
comes on and the power mode changes
to OFF. You must always put the
transmission into
(P when car wash
mode is no longer needed.
1 If you want to keep the transmission in (N position [car wash
mode]
Note that the transmiss ion may not stay in
(N
position while any of the following indicators is on:
•Transmission system indicator.•Malfunction indicator lamp.
•Charging system indicator.

uuWhen Driving uAuto Idle Stop*
438
Driving
To turn the Auto Idle Stop system off, press
this button. The Auto Idle Stop system stops.
u Auto Idle Stop system will stop and the
indicator (amber) will come on.
The Auto Idle Stop syst em is turned on every
time you start the engine, even if you turned it
off the last time you drove the vehicle.
■Auto Idle Stop System ON/OFF1 Auto Idle Stop System ON/OFF
If you turn off the Auto Idle Stop system while it is
activated, the engine will restart.
Auto Idle Stop
OFF Button
Auto Idle Stop System
Indicator (Amber)