key HONDA CIVIC HATCHBACK 2021 (in English) User Guide

145Continued
Controls
Locking and Unlocking the Doors
Key Types and Functions
This vehicle comes with the following keys:
Use the keys to start and stop the engine, and to lock and unlock the doors and
hatch. You can also use the remote transmitter to lock and unlock the doors and
hatch.
The built-in key can be used to lock/unlock the
doors 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 the built-in key into the
smart entry remote until it clicks.1 Key Types and Functions
All the keys have an immobilizer system. The
immobilizer system helps to protect against vehicle
theft. 2 Immobilizer System P. 163
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 th e engine using the smart
entry remote with remote engine starter. 2 Remote Engine Start
* P. 456
Models with remote engine starter
■Built-in Key*
Ignition key with
remote transmitterSmart entry remoteSmart entry remote with
remote engine starter
Built-in Key
Release Knob
* Not available on all models
21 CIVIC 5D HUM-31TGG6400_01.book 145 ページ ２０２０年８月２８日　金曜日　午後１時
４８分

uuLocking and Unlocking the Doors uLow Smart Entry Remote Signal Strength*
146
Controls
Contains a number that you will need if you
purchase a replacement key.
Low Smart Entry Remo te Signal Strength*
The vehicle transmits radio waves to loca te the smart entry remote when locking/
unlocking the doors and hatch, or to start the engine.
In the following cases, locking/unlocking the doors and hatch, or starting the engine
may be inhibited or operation may be unstable:
• Strong radio waves are being tra nsmitted by nearby equipment.
• You are carrying the smart entry remote together with telecommunications
equipment, laptop computers, ce ll phones, or wireless devices.
• A metallic object is touching or covering the smart entry remote.
■Key Number Tag1Key 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.
1 Low 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 regularity 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.
* Not available on all models
21 CIVIC 5D HUM-31TGG6400_01.book 146 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分

Continued153
uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
■Locking the doors and hatch
Press the lock button.
Once: u Some exterior lights flash, all the doors
and hatch lock, and the security system
sets.
Twice (within five se conds after the first
push): u The beeper sounds and verifies the
security system is set.
■Unlocking the doors and hatch
Press the unlock button.
Once:
u Some exterior lights flash twice, and the
driver’s door unlocks.
Twice: u The remaining doors and hatch unlock.
■Using the Remote Transmitter1Using the Remote Transmitter
If you do not open a door or the hatch within 30
seconds of unlocking the vehicle with the remote
transmitter, the doors and hatch will automatically
relock.
You can change the relock timer setting. 2 Customized Features P. 134, 350
The remote transmitter will not work when the key is
in the ignition switch.
You can lock or unlock doors using the remote
transmitter only when the power mode is in VEHICLE
OFF.
The remote transmitter us es low-power signals, so
the operating range may vary depending on the
surroundings.
The remote will not lock th e vehicle when a door is
open.
If the distance at which the remote transmitter works
varies, the batter y is probably low.
If the LED does not come on when you press a
button, the battery is dead.
2 Replacing the Button Battery P. 622
You can customize the door unlock mode setting. 2 Customized Features P. 134, 350
Models without smart entry system
Models with smart entry system
All models
LED
Unlock Button
Lock Button
21 CIVIC 5D HUM-31TGG6400_01.book 153 ページ ２０２０年８月２８日　金曜日　午後１時
４８分

uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
154
Controls
If the lock or unlock button of the remo te transmitter does not work, use the key
instead.
2 Replacing the Button Battery P. 622
Fully insert the key and turn it.
■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 hatch 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 hatch.
You can customize the door unlock mode setting. 2 Customized Features P. 134, 350
Lock
Unlock
21 CIVIC 5D HUM-31TGG6400_01.book 154 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分

155
uuLocking and Unlocking the Doors uLocking/Unlocking the Doors from the Outside
Controls
If you do not have the key on you, or if fo r 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 and hatch cannot be locked wh en the key is in the ignition switch.
The doors and hatch cannot be locked when the smart entry remote is inside the
vehicle.
■Locking a Door Without Using a Key1 Locking a Door Without Using a Key
When you lock the driver’s door, all the other doors
and hatch lock at the same time.
Before locking a door, make sure that the key is not
inside the vehicle.
Models without smart entry system
Models with smart entry system
21 CIVIC 5D HUM-31TGG6400_01.book 155 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分

163
Controls
Security System
Immobilizer System
The immobilizer system prevents a key that has not been pre-registered from
starting the engine. Each key contains electronic transmitters that use electronic
signals to verify the key.
Pay attention to the following when in serting the key into the ignition switch
* or
pressing the ENGINE START/STOP button*:
• Do not allow objects that emit strong radio waves near the ignition switch* or 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 vehicle’s immobilizer system near the ignition
switch
* or the ENGINE START/STOP button*.
• Do not put the key near magnetic items. Electronic devices, such as televisions
and audio systems emit strong magnetic fields. Note that even a key chain can
become magnetic.
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.
Canadian models only: Apply and hold the brake
pedal before turning the vehicle on the first time after
the battery has been disconnected.
* Not available on all models
21 CIVIC 5D HUM-31TGG6400_01.book 163 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分

164
uuSecurity System uSecurity System Alarm
Controls
Security System Alarm
The security system alarm activates when the hatch, hood or doors are forcibly
opened. The alarm does not activate if the hatch 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
transmission is taken out of
(P (continuously variable transmission models) or the
hood is opened before the ignition switch is turned to ON
(w*1.
■When the security sy stem alarm activates
The horn sounds intermittently and some exterior lights flash.
■To deactivate the security system alarm
Unlock the vehicle using the key, remo te transmitter or smart entry system*, or turn
the ignition switch to ON
(w*1. The system, along with the horn and flashing lights,
is deactivated.
*1: Models with the smart entry system have an ENGINE START/STOP button instead of an
ignition switch.
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.
* Not available on all models
21 CIVIC 5D HUM-31TGG6400_01.book 164 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分

Continued165
uuSecurity System uSecurity System Alarm
Controls
■Setting the security system alarm
The security system alarm automatically sets when the following conditions have
been met:
• The ignition switch is in LOCK
(0*1, and the key has been removed from the
ignition switch.
• The hood is closed.
• All doors and the hatch are locked from ou tside with the key, remote transmitter,
or smart entry system
*.
■When the security system alarm sets
The security system alarm in dicator in the instrument panel blinks and the blinking
interval changes after about 15 seconds.
■To cancel the security system alarm
The security system alarm is canceled when the vehicle is unlocked using the remote
transmitter or smart entry system
*, or when the ignition switch is turned to ON (w*1.
The security system alarm indica tor goes off at the same time.
*1: Models with the smart entry system have an ENGINE START/STOP button instead of an
ignition switch.
1 Security System Alarm
Do not set the security system alarm when someone
is in the vehicle or a window is open. The system can
accidentally activate when:
•Unlocking the door with the lock tab.•Opening the hood with the hood release.
•Taking the transmission out of ( P.
If the battery goes dead after you have set the
security system alarm, the security alarm may go off
once the battery is re charged or replaced.
If this occurs, deactivate the security system alarm by
unlocking a door using the key, remote transmitter or
smart entry system
*.
Continuously variable transmission models
* Not available on all models
21 CIVIC 5D HUM-31TGG6400_01.book 165 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分

169
uuOpening and Closing the Windows uOpening/Closing the Power Windows
Controls
To open: Unlock the driver’s door with the
key. Within 10 seconds of returning the key to
the central position, turn the key in the unlock
direction and hold it there.
To close: Lock the driver’s door with the key.
Within 10 seconds of re turning the key to the
central position, turn the key in the lock
direction and hold it there.
Release the key to stop the windows at the
desired position. If you want further
adjustment, repeat the same operation.
■Opening/Closing the Windows with the Key1 Opening/Closing the Windows with the Key
If you open/close the windows with the key, the
moonroof
* will open/close automatically along with
them.
Close
Open
* Not available on all models
21 CIVIC 5D HUM-31TGG6400_01.book 169 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分

170
Controls
Moonroof*
Opening/Closing the Moonroof
You can operate the moonroof when the power mode is in ON. Use the switch in
the front of the ceiling to open and close the moonroof.
■Automatic operation
To open: Pull the switch back firmly.
To close: Push the switch forward firmly.
The moonroof automatically opens or closes
all the way. To stop the moonroof midway,
pull or push the switch briefly.
■Manual operation
To open: Pull the switch back lightly, and
hold it until the desired position is reached.
To close: Push the switch forward lightly, and
hold it until the desired position is reached.
■Tilting the moonroof up
To tilt: Push on the center of the moonroof
switch.
To close: Push the switch forward firmly,
then release.
■Using the Moonroof Switch
1 Moonroof*
NOTICE
Opening the moonroof in below freezing
temperature or when it is covered with snow or ice
can damage the moonr oof panel or motor.
The moonroof can be opera ted for up to 10 minutes
after you set the power mode to VEHICLE OFF
(LOCK).
Opening either front door cancels this function.
When resistance is detected, the auto reverse
function causes the moonroof to change directions,
then stop. Auto reverse stops sensing when the
moonroof is almost closed to ensure that it fully
closes. Make sure that al l objects, including fingers,
are clear of the moonroof.
You can use the remote transmitter or the key to
operate the moonroof. 2 Opening the Windows with the Remote
P. 168
2 Opening/Closing the Windows with the
Key P. 169
3WARNING
Opening or closing the moonroof on
someone’s hands or fingers can cause
serious injury.
Make sure all hands and fingers are clear of
the moonroof before opening or closing it.
Open
CloseTilt
* Not available on all models
21 CIVIC 5D HUM-31TGG6400_01.book 170 ページ ２０２０年８月２８日　金曜日　午後１時 ４８分