2021 HONDA RIDGELINE engine

uuLocking and Unlocking the Doors uKey
118
Controls
The built-in key can be used to lock/unlock the
doors or open the trunk when the smart entry
remote battery becomes weak and the power
door lock/unlock operation is disabled.
To remove the built-in key, slide the release
knob and then pull out the key. To reinstall
the built-in key, push th e built-in key into the
smart entry remote until it clicks.
Contains a number that you will need if you
purchase a replacement key.
■Built-in Key
Release Knob Built-in Key
■Key Number Tag1
Key Number Tag
Keep the key number tag separate from the key in a
safe place outside of your vehicle.
If you wish to purchase an additional key, contact a
dealer. If you lose your key and you cannot start the
engine, contact a dealer.

119
uuLocking and Unlocking the Doors uLow Smart Entry Remote Signal Strength
Controls
Low Smart Entry Remote Signal Strength
The vehicle transmits radio waves to loca te the smart entry remote when locking/
unlocking the doors, opening the trunk, or to start the engine.
In the following cases, locking/unlocking the doors, opening the trunk, or starting
the engine may be inhibited or operation may be unstable:
• Strong radio waves are being transmitted by nearby equipment.
• You are carrying the smart entry remo te together with telecommunications
equipment, laptop computers, ce ll phones, or wireless devices.
• A metallic object is touching or covering the smart entry remote.1Low Smart Entry Remote Signal Strength
Communication between the smart entry remote and
the vehicle consumes the smart entry remote’s
battery.
Battery life is about two years, but this varies
depending on re gularity of use.
The battery is consumed whenever the smart entry
remote is receivi ng strong radio wave s. Avoid placing
it near electrical appliances such as televisions and
personal computers.

131
Controls
Tailgate
Precautions for Opening/Closing the Tailgate
Always make sure individuals and objects are clear of the tailgate before opening or
closing it.
• Support the tailgate with your hands until it has completely opened.
• Be careful when it is windy. The wind may ca use the tailgate to close when it is in
the swing open position.
• Unless absolutely necessary, clos e the tailgate before driving.1Precautions for Opening/Closing the Tailgate
Be careful not to put your hands between the tailgate
and the cargo area when closing the tailgate.
When you are storing or picking up luggage from the
cargo area while the engine is idling, do not stand in
front of the exhaust pipe. You may get burned.
3WARNING
Anyone caught in the path of a tailgate
that is being opened or closed can be
seriously injured.
Make sure that all people are clear of the
tailgate before opening or closing it.
3WARNING
Allowing passengers to ride in the pickup
bed or on the tailgate can result in death or
serious injury in a crash.
Make sure all passengers ride in a seat and
wear a seat belt properly.

136
Controls
Security System
Immobilizer System
This system prevents a key that has not been pre-registered from starting the
engine.
Pay attention to the follo wing when pressing the ENGINE START/STOP button:
• Do not allow objects that emit strong radio waves near the ENGINE START/
STOP button.
• Make sure the key is not covered by or touching a metal object.
• Do not bring a key from another vehi cle’s immobilizer system near the ENGINE
START/STOP button.
Do not put the key near magnetic items. El ectronic device, such as televisions and
audio systems emit strong magnetic fields . Note that even a key chain can become
magnetic.
Security System Alarm
The security system alarm activates wh en the trunk, hood or doors are forcibly
opened. The alarm does not activate if th e trunk or doors are opened with the key,
remote transmitter or smart entry system.
However, the alarm activates if a door is opened with the key and then the hood is
opened before the power mode is set to ON.
■When the security sy stem alarm activates
The horn sounds intermittently, and some exterior lights flash.
1 Immobilizer System
NOTICE
Leaving the key in the vehicl e can result in theft or
accidental movement of the vehicle.
Always take the key with you whenever you leave the
vehicle unattended.
Do not alter the system or add other devices to it.
Doing so may damage the system and make your
vehicle inoperable.
1 Security System Alarm
Do not alter the system or add other devices to it.
Doing so may damage the system and make your
vehicle inoperable.
The security system alarm continues for a maximum
of two minutes until the security system alarm
deactivates.

145Continued
Controls
Operating the Switches Around the Steering Wheel
ENGINE START/STOP Button
*1:Canadian models
■Changing the Power Mode1ENGINE START/STOP Button
ENGINE START/STOP Button Operating Range
You can start the engine when the smart entry
remote is inside the vehicle.
If the battery of the smar t entry remote is getting
low, the engine may not start when you push the
ENGINE START/STOP button. If the engine does not
start, refer to the following link. 2 If the Smart Entry Remote Battery is Weak
P. 550
The engine may also run if the smart entry remote is
close to the door or window, ev en if it is outside the
vehicle.
ON mode:
The ENGINE START/STOP button is on (in red), if the
engine is running.
Operating Range
VEHICLE OFF (LOCK)
The button is off.
The steering wheel is locked
*1.
The power to all electrical components is turned
off.
ACCESSORY
The button blinks (in red).
Operate the audio system and other accessories
in this position.
ON
The button blinks (in red).
All electrical components can be used.
Press the button.
Without
pressing the
brake pedal

uuOperating the Switches Around the Steering Wheel uENGINE START/STOP Button
146
Controls
If you leave the vehicle for 30 to 60 minutes with the transmission in (P and the
power mode in ACCESSORY, the vehicle auto matically goes into the mode similar to
VEHICLE OFF (LOCK) to avoid draining the battery.
When in this mode:
The steering wheel does not lock.
You cannot lock or unlock doors with th e remote transmitter or the smart entry
system.
Press the ENGINE START/STOP button to switch the mode to VEHICLE OFF (LOCK).
If you open the driver’s door when the power mode is set to ACCESSORY, a warning
beep sounds.
■Automatic Power Off
■Power Mode Reminder
1 ENGINE START/STOP Button
If the power mode does not change from VEHICLE
OFF to ACCESSORY, press the ENGINE START/STOP
button while moving the st eering wheel left and
right. The steering wheel will unlock, allowing the
mode to change.
Do not leave the power mode in ACCESSORY or ON
when you get out.
Canadian models
Canadian models

147
uuOperating the Switches Around the Steering Wheel uENGINE START/STOP Button
Controls
When the power mode is set to any mode
other than OFF and you remove the smart
entry remote from the vehicle and shut the
door, an alarm will sound. If the alarm
continues to sound, place the smart entry
remote in another location.
■When the power mode is in
ACCESSORY
The alarm will sound from outside the vehicle.
■When the power mode is in ON
An alarm will sound both inside and outside
the vehicle. In additi on, a warning indicator
will appear on the instrument panel.
■Smart Entry Remote Reminder1 Smart Entry Remote Reminder
When the smart entry remote is within the system’s
operational range, and the driv er’s door is closed, the
warning function cancels.
If the smart entry remote is taken out of the vehicle
after the engine has been started, you can no longer
change the ENGINE START/STOP button mode or
restart the engine. Always make sure if the remote is
in your vehicle when you operate the ENGINE
START/STOP button.
Removing the smart entry remote from the vehicle
through a window does not activate the warning
buzzer.
Do not put the smart entr y remote on the dashboard
or in the glove box. It may cause the warning buzzer
to go off. Under some other conditions that can
prevent the vehicle from locating the remote, the
warning buzzer may al so go off even if the remote is
within the system’s operational range.

149
uuOperating the Switches Around the Steering Wheel uLight Switches
Continued
Controls
Light Switches
Rotating the light switch turns the lights on
and off, regardless of the power mode
setting.
■High beams
Push the lever forward until you hear a click.
■Low beams
When in high beams, pull the lever back to
return to low beams.
■Flashing the high beams
Pull the lever back, and release it.
■Lights off
Turn the lever to OFF either when:
• The transmission is in
(P.
• The parking brake is applied.
To turn the light s on again, turn the lever to
OFF to cancel the lights off mode. Even if you
do not cancel the lights off mode, the lights
come on automatically when:
• The transmission is taken out of
(P and the
parking brake is released.
• The vehicle starts to move.
■Manual Operation1Light Switches
If you leave the power mode in VEHICLE OFF (LOCK)
while the lights are on, a chime sounds when the
driver’s door is opened.
When the lights are on, the lights on indicator in the
instrument pane l will be on.
2 Indicators P. 78
Do not leave the lights on when the engine is off
because it will cause the battery to discharge.
If you sense that the le vel of the headlights is
abnormal, have the vehicl e inspected by a dealer.
High Beams
Flashing the high beams
Low Beams
Turns on parking, side marker,
tail, and rear license plate lights
Turns on headlights, parking,
side marker, tail, and rear
license plate lights
U.S. models
High Beams
Flashing the high beams
Low Beams
Turns on parking, side marker,
tail, and rear license plate lights
Turns on headlights, parking,
side marker, tail, and rear
license plate lights
Canadian modelsCanadian models