2023 HONDA ACCORD key battery

137Continued
Controls
Locking and Unlocking the Doors
Key
This vehicle comes with the following key:
Use the key to start and stop the engine, lock and unlock all the doors and the fuel
fill door, and open the trunk.1 Key
All the keys have an immobilizer system. The
immobilizer system helps to protect against vehicle
theft. 2 Immobilizer System P. 156
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 to replace 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 keyless
remote. 2 Remote Engine Start P. 298
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uuLocking and Unlocking the Doors uKey
138
Controls
The built-in key can be used to unlock the
doors when the keyless remote battery
becomes weak and the power door unlock
operation is disabled.
To remove the built-in key, push the release
button and then pull out the key. To reinstall
the built-in key, push th e built-in key into the
keyless remote until it clicks.
Contains a number that you will need if you
purchase a replacement key.
■Built-in Key
Built-in Key
Release Button
■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.
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139
uuLocking and Unlocking the Doors uLow Keyless Remote Signal Strength
Controls
Low Keyless Remote Signal Strength
The vehicle transmits radio waves to locate the keyless remote to start the engine,
lock and unlock all the doors and the fuel fill door, and open the trunk.
In the following cases, starting the engine , locking/unlocking the doors/fuel fill door,
or opening the trunk may be inhibited or operation may be unstable:
• Strong radio waves are being transmitted by nearby equipment.
• You are carrying the keyless remote together with telecommunications
equipment, laptop computers, ce ll phones, or wireless devices.
• A metallic object is touching or covering the keyless remote.1Low Keyless Remote Signal Strength
Communication between the keyless remote and the
vehicle consumes the ke yless remote’s battery.
Battery life is about two years, but this varies
depending on re gularity of use.
The battery is consumed whenever the keyless
remote is receivi ng strong radio wave s. Avoid placing
it near electrical appliances such as televisions and
personal computers.
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156
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. Electronic devices, 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 when 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 keyless access system.
However, the alarm activates if a door is opened with the key and then the
transmission is taken out of
(P or 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.
Apply and hold the brake pedal before turning the
vehicle on the first time after the battery has been
disconnected.
Canadian models
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.
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Continued157
uuSecurity System uSecurity System Alarm
Controls
■To deactivate the security system alarm
Unlock the vehicle using the key, remote tr ansmitter, or keyless access system, or set
the power mode to ON. The system, along with the horn and flashing lights, is
deactivated.
■Setting the security system alarm
The security system alarm automatically sets when the following conditions have
been met:
• The power mode is set to VEHICLE OFF.
• The hood is closed.
• All doors and the trunk are locked from outside with the remote transmitter or
keyless access 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 keyless access system, or when the power mode is set to ON. The
security system alarm indicato r goes off at the same time.
1Security 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 trunk with the trunk opener or the
emergency trunk opener.
•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
keyless access system.
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Continued297
uuWhen Driving uStarting the Engine
Driving
1Starting the Engine
Bring the keyless remote close to the ENGINE
START/STOP button if the batte ry in the keyless
remote is weak. 2 If the Keyless Remote Battery is Weak
P. 480
The engine may not start if the keyless 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.
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Continued299
uuWhen Driving uStarting the Engine
Driving
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 mi nutes during the first run, press the
button, then press an d hold the button.
u Some exterior lights flash six times if a 10-minute extension request was
transmitted successfully.1 Remote Engine Start
The engine may not start by the remote engine start
if:
•You have disabled a remo te engine start setting
using the driver information interface. 2Vehicle Settings P. 126
•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 keyless 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.
•The shift lever release button is pressed.
•The battery charge is too low.
•You press the ENGINE START/STOP button.•The system is updating.
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462
Maintenance
Remote Transmitter Care
Replacing the Remote Battery
If the indicator does not come on when the button is pressed, replace the battery.1.Remove the built-in key.
2. Remove the upper half of the cover by
carefully prying on the slot with key grip.
u Wrap a key grip with a cloth to prevent
scratching the keyless remote.
u Remove carefully to avoid losing the
buttons.
3. Remove the battery by prying on the edge
with flat-tip screwdri ver. Make sure to
replace the battery with the correct polarity.
u Wrap a flat-tip screwdriver with a cloth
to prevent scratching the keyless remote.1Replacing the Remote Battery
NOTICE
An improperly disposed of battery can damage the
environment. Always conf irm local regulations for
battery disposal.
Replacement batteries are commercially available or
at a dealer.
3WARNING
CHEMICAL BURN HAZARD
The battery that powers the remote
transmitter can cause severe internal burns
and can even lead to death if swallowed.
Keep new and used batteries away from
children.
If you suspect that a child has swallowed
the battery, seek medical attention
immediately.
Battery type: CR2032
Battery
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