2021 HONDA RIDGELINE trunk

117Continued
Controls
Locking and Unlocking the Doors
Key
This vehicle comes with the following key:Use the key to start and stop the engine, and
to lock or unlock all the doors or open the
trunk.u The tailgate lock/unlock function is set to
disable as the factory default setting. The
tailgate lock/unlock f unction can be used
by using the audio/information screen.
2 Customized Features P. 298
1Key
All the keys have an immobilizer system. The
immobilizer system helps to protect against vehicle
theft. 2 Immobilizer System P. 136
Follow the advice below to prevent damage to the
keys:
•Do not leave the keys in direct sunlight, or in
locations with high temperature or high humidity.
•Do not drop the keys or set heavy objects on them.•Keep the keys away from liquids, dust and sand.
•Do not take the keys apart except for replacing the
battery.
If the circuits in the keys are damaged, the engine
may not start, and the remote transmitter may not
work.
If the keys do not work properly, have them
inspected by a dealer.
You can remotely start the engine using the remote
engine start. 2 Remote Engine Start P. 387
Smart Entry Remote

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.

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uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
Locking/Unlocking the Doors from the Outside
When you carry the smart entry remote, you
can lock/unlock the doors and open the trunk.
You can lock/unlock the doors within a radius
of about 32 inches (80 cm) of the outside door
handle. You can open the trunk within about
32 inches (80 cm) radius from the trunk
release button.
■Using the Smart Entry System1Locking/Unlocking the Doors from the Outside
If the interior light switch is in the door activated
position, the interior light comes on when you unlock
the doors.
No doors opened: The li ght fades out after
30 seconds.
Doors relocked: The light goes off immediately.
2 Interior Lights P. 175
1Using the Smart Entry System
If you do not open a door within 30 seconds of
unlocking the vehicle with the smart entry system,
the doors will automatically relock.
You can lock or unlock doors using the smart entry
system only when the power mode is in VEHICLE OFF.

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uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
■Locking the doors
Press the door lock button on the front door. u Some exterior lights flash; the beeper
sounds; all the doors lock; and the
security system sets.1Using the Smart Entry System
•Do not leave the smart entry remote in the vehicle
when you get out. Carry it with you.
•Even if you are not carrying the smart entry remote,
you can lock/unlock the doors or open the trunk
while someone else with the remote is within
range.
•The door may be unlocked if the door handle is
covered with water in heavy rain or in a car wash if
the smart entry remote is within range.
•If you grip a door handle wearing gloves, the door
sensor may be slow to respond or may not respond
by unlocking the doors.
•After locking the door, yo u have up to two seconds
during which you can pull the door handle to
confirm whether the door is locked.
If you need to unlock the door immediately after
locking it, wait at l east two seconds before
gripping the handle, othe rwise the door will not
unlock.
•The door might not open if you pull it immediately
after gripping the door handle. Grip the handle
again and confirm that th e door is unlocked before
pulling the handle.
•Even within the 32 inches (80 cm) radius, you may
not be able to lock/unlock the doors with the smart
entry remote if it is a bove or below the outside
handle.
•The smart entry remote may not operate if it is too
close to the door and door glass.
Door Lock Button

uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
122
Controls
■Unlocking the doors and trunk
Grab the driver’s door handle: u The driver’s door unlocks.
u Some exterior lights flash twice and the
beeper sounds twice.
Grab the front passenger’s door handle:
u All doors unlock.
u Some exterior lights flash twice and the
beeper sounds twice.
Press the trunk release button: u The trunk unlocks and opens.
u The beeper sounds once.
2 Using the Trunk Release Button P. 134
1Using the Smart Entry System
The light flash, beep and door unlock mode settings
can be customized using the audio/information
screen.
2 Customized Features P. 298
Trunk Release Button

uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
124
Controls
To temporarily deactivate the function:
1. Set the power mode to VEHICLE OFF.
2. Open the driver’s door.
3. Using the master door lock switch, operate
the lock as follows:
Lock Unlock Lock Unlock.
u The beeper sounds and the function is
deactivated.
To restore the function:
• Set the power mode to ON.
• Lock the vehicle without using the auto lock
function
• With the smart entry re mote on you, move
out of the auto lock function operation
range.
• Open any door.1Locking the doors (Walk away auto lock ®)
The auto lock function does not operate when any of
the following conditions are met.
•The smart entry remote is inside the vehicle.
•A door or the hood is not closed.
•The power mode is set to any mode other than
OFF.
•The smart entry remote is not located within a
radius of about 5 feet (1 .5 m) from the vehicle
when you get out of the vehicle and close the
doors.
Auto lock function operation stop beeper
After the auto lock function has been activated, the
auto lock operation stop beeper sounds for
approximately two seconds in the following cases.
•The smart entry remote is put inside the vehicle
through a window.
•You are located too close to the vehicle.
•The smart entry remote is put inside the trunk.
If the warning beeper sounds, check that you are
carrying the smart entry remote. Then, open/close a
door and confirm the auto lock activation beeper
sounds once.

uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
126
Controls
If the lock or unlock button of the sma rt entry remote does not work, use the key
instead. Fully insert the key and turn it.
If you do not have the key on you, or if for some reason you cannot lock a door using
the key, you can lock the door without it.
■Locking the front doors
Push the lock tab forward
a or push the
master door lock switch in the lock direction
b, and close the door.
■Locking the rear doors
Push the lock tab forward and close the door.
■Lockout prevention system
The doors cannot be locked when the sma rt entry remote is inside the vehicle.
■Locking/Unlocking the Doors Using a Key1Locking/Unlocking the Doors Using a Key
When you lock the driver’s door with a key, all the
other doors and trunk lock at the same time. When
unlocking, the driver’s door unlocks first. Turn the
key a second time within a few seconds to unlock the
remaining doors and the trunk.
You can customize the door unlock mode setting. 2 Customized Features P. 298
Lock
Unlock
■Locking a Door Without Using a Key1Locking a Door Without Using a Key
When you lock the driver’s door or the passenger’s
door, all the other doors lock at the same time.
Before locking a door, make sure that the key is not
inside the vehicle.