2021 HONDA RIDGELINE start stop button

uuClimate Control System uUsing Automatic Climate Control
196
Controls
■Switching between the recirc ulation and fresh air modes
Press the button and switch the mode depending on environmental conditions.
Recirculation Mode (indicator on): Recirculat es air from the vehicle’s interior through
the system.
Fresh Air Mode (indicator off): Maintains outside ventilation. Keep the system in
fresh air mode in normal situations.
Pressing the button turns the air
conditioner 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.
■Defrosting the Windshield and Windows1 Defrosting 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.

385Continued
Driving
When Driving
Starting the Engine
1.Make sure the parkin g brake is applied.
2. Depress the brake pedal.
3. Press the ENGINE START/STOP button
without depressing the accelerator pedal.1 Starting the Engine
Keep your foot firmly on the brake pedal when
starting the engine.
The engine is harder to st art in cold weather and in
thinner air found at altit udes above 8,000 feet (2,400
meters).
When starting the engine in cold weather, turn off all
electrical accessories such as the lights, climate
control system, and rear de fogger in order to reduce
battery drain.
If you live in a region where winter is extremely cold,
an engine block heater will improve starting and
warming of the engine. Consult a dealer for details.
If the exhaust system sounds abnormal or you can
smell exhaust gas inside the vehicle, have your vehicle
checked by a dealer. There may be a problem with
the engine or exhaust system.
Bring the smart entry remote close to the ENGINE
START/STOP button if the battery in the smart entry
remote is weak. 2 If the Smart Entry Remote Battery is Weak
P. 550
The engine may not start if the smart entry 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.
Parking Brake
Brake Pedal

uuWhen Driving uStarting the Engine
388
Driving
■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.1Remote 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.
•You do not press and hold the button
within 5 seconds after the button is pressed.
•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.
•Another registered smart entry remote 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 security system alarm is not set.
Press the button, then press and hold
the button.
Some exterior lights flash once.
LED: Blinks when any button is pressed. Go within the range,
and try again.
Some exterior lights flash six
times if the engine starts
successfully. Exterior lights will not flash if
the engine does not start.

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uuWhen Driving uStarting the Engine
Driving
■To stop the engine1Remote 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 smart entry remote.
•The engine is stopped by using the smart entry
remote.
•There is any antenna failure.
•The security system alarm is not set.•The door is unlocked with the built-in key.
•The hood is open, or any door, or the trunk is
unlocked.
•The transmission is in a position other than ( P.
•The engine coolant temper ature is extremely high.
•The battery is low.•The engine oil pressure is low.
•The Malfunction Indicator Lamp comes on if there
is a problem with the emissions control systems.
Press and hold the
button for one second.
Go within the range, and try again.
The exterior lights will not flash when the remote is out of
the smart entry system range.
The engine will not stop.
The exterior lights flash once if the engine stops
successfully.

391
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 brake pedal, release the parking brake. Check that
the parking brake indicator has gone off.
2 Parking Brake P. 468
3.Put the transmission into (D. Select (R when reversing.
4. Gradually release the brake pedal and gently depress the accelerator pedal to pull
away.
■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, or (S 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 step 1 when starting to drive.
When the engine was started using the smart entry
remoteWhen the engine was started using the smart entry 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 will operate even when VSA ® is
switched off.
Hill start assist is not a replacement for the parking
brake.

Continued399
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 (Neutral) (N hold mode on the
multi-information display.
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 multi-
information display. 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.
1If 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.

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uuWhen Driving uAuto Idle Stop
Driving
To turn the Auto Idle Stop system off, press
this button. The Auto Id le 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
System Indicator
(Amber)

uuWhen Driving uAuto Idle Stop
408
Driving
The vehicle stops with the transmission in (D and the brake pedal depressed.
When you put the transmission into
(P, the Auto Idle Stop continues to operate,
even if the brake pedal is released. u If you depress the brake pedal, the engine may automatically restart.
■Auto Idle Stop does not activate when:
• The Auto Idle Stop OFF button is pressed.
• The driver’s seat belt is not fastened.
• The engine coolant temperature is low or high.
• The transmission fluid temperature is low or high.
• The vehicle comes to a stop again befo re the vehicle speed reaches 3 mph (5
km/h) after the engine starts.
• Stopped on a steep incline.
• The transmission is in a position other than
(D.
• The engine is started with the hood open.
u Turn off the engine. Close the hood before you restart the engine to activate
Auto Idle Stop.
• The battery charge is low.
• The internal temperature of the battery is 14°F (−10°C) or less.
• The climate control system is in use, an d the outside temperature is below −4°F
(−20°C) or over 104°F (40°C).
• The climate control system is in us e, and the temperature is set to Hi or Lo.
• is ON (indicator on).
• The Intelligent Traction Management is set to Snow, Mud
*, or Sand*.
• The AC power outlet is used.
■Auto Idle Stop Activates When:1Auto Idle Stop Activates When:
Do not open the hood while the Auto Idle Stop
function is activated. If the hood is opened, the
engine will not re start automatically.
In this case, restart the engine with the ENGINE
START/STOP button.
2 Starting the Engine P. 385
Pressing the ENGINE START/STOP button causes
the engine to no longer restart automatically.
Follow the standard proce dure to start the engine.
2 Starting the Engine P. 385
Models with AC Power Outlet
* Not available on all models