key battery HONDA CRV 2023 Owners Manual

148
Controls
Locking and Unlocking the Doors
Key
This vehicle comes with the following keys:Use the keys to turn on and off the power
system, and to lock and unlock the doors,
tailgate, and fuel fill door.
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.1 Key
All the keys have an immobilizer system. The
immobilizer system helps to protect against vehicle
theft. 2 Immobilizer System P. 176
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 power
system may not activate, and the remote transmitter
may not work.
If the keys do not work properly, have them
inspected by a dealer.
You can remotely turn the power system on using the
remote engine start. 2 Remote Engine Start P. 457■Built-in Key
Built-in Key
Release Button

150
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 activate the power
system, when locking/unlocking the door, tailgate, and fuel fill door.
In the following cases, activating the power system or locking/unlocking the doors/
tailgate/fuel fill door may be inhibited or operation may be unstable:
• Strong radio waves are being tra nsmitted 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.

176
Controls
Security System
Immobilizer System
This system prevents a key that has not been pre-registered from starting the power
system.
Pay attention to the follo wing when pressing the POWER button:
• Do not allow objects that emit strong radio waves near the POWER 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 POWER
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 when the tailgate, hood, or doors are forcibly
opened. The alarm does not activate if the tailgate 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 hood is
opened before the power mode is set to ON.
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.

Continued177
uuSecurity System uSecurity System Alarm
Controls
■When the security system alarm activates
The horn sounds intermittently, and some exterior lights flash.
■To deactivate the security system alarm
Unlock the vehicle using the key, remote tra nsmitter, or keyless access system, or
turn the power mode is set 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 tailgate are locked from ou tside 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 hood with the hood release handle.
•Taking the transmission out of ( P.
If the 12-volt battery goes dead after you have set the
security system alarm, the security alarm may go off
once the 12-volt battery is recharged or replaced.
If this occurs, deactivate the security system alarm by
unlocking a door using the ke y, remote transmitter,
or keyless access system.

184
Controls
Operating the Switches Around the Steering Wheel
POWER Button
■Changing the Power Mode1POWER Button
POWER Button Operating Range
You can start the power system when the keyless
remote is inside the vehicle.
The power system may also start if the keyless remote
i s c l o s e t o t h e d o o r o r w i n d o w , e v e n i f i t i s o u t s i d e t h e
vehicle.
ON mode:
The POWER button is on (in red), if the power system
is on.
If the battery of the keyless remote is getting low, the
power system may not start when you push the
POWER button. If the power system does not start,
refer to the following link. 2 If the Keyless Remote Battery is Weak
P. 668
Do not leave the power mode in ACCESSORY or ON
when you get out.
Operating Range
VEHICLE OFF
The button is off.
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.
Without pressing the
brake pedal Press the butto n without the
transmission in
( P. Press the button.
Press the button with the
transmission in
( P. Put the transmission into (
P.

uuInterior Convenience Items uOther Interior Convenience Items
228
Controls
1Wireless Charger*
During the charging phase, it is normal for the
charging area and de vice to heat up.
Charging may be briefl y interrupted when:
•All the doors and the tailgate are closed
- to avoid interference with the proper functioning
of the keyless access system.
•The position of the device is altered.
Do not charge more than one device at a time on a
charging area.
If the device becomes too hot and its battery
protection function activa tes, it may charge
extremely slowly or no longer charge.
The temperature at which the battery protection
function activates de pends on the device.
* Not available on all models

455Continued
Driving
When Driving
Turning on the Power
1.Make sure the parkin g brake is applied.
u The parking brake and brake system
indicator (red) comes on for 30 seconds
when you pull up the electric parking
brake switch.
2. Check that the transmission is in
(P, then
depress the brake pedal.
u Although it is possible to start the vehicle
in
(N, it is safer to start it in (P.
3. Without depressing the accelerator pedal,
press the POWER button while depressing
the brake pedal.
1 Turning on the Power
Keep your foot firmly on the brake pedal when
turning the power system on.
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 turning the power system on in cold weather,
turn off all electrical accessories such as the lights,
climate control system, and rear defogger 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 keyless remote close to the POWER button
if the battery in the keyless remote is weak. 2 If the Keyless Remote Battery is Weak
P. 668
Electric Parking Brake Switch
Brake Pedal

uuWhen Driving uTurning on the Power
458
Driving
If the power system is not turned on, exterior
lights will not flash.
u Go within the rang e, and try again.
The power system is on for up to 10 minutes without you starting the vehicle.
To extend the time for another 10 minute s during the first 10 minutes, 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 power system may not be turned on by the
remote engine start if:
•You have disabled a remo te engine start setting.
2 Settings* P. 135
2 Customized Features P. 376
•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 tailgate is
unlocked.
•You have already used the remote twice to turn the
power system on.
•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 telematics unit* malfunctions.
•The security system alarm is not set.•The 12-volt battery charge is too low.
* Not available on all models

Continued459
uuWhen Driving uTurning on the Power
Driving
■To turn the power system off
Press and hold the button for one
second.
If the power system is turned off successfully,
the exterior lights flash once.
When the remote is out of the keyless access
system range, the exteri or lights will not flash.
The power system will not be turned off. u Go within the range, and try again.1Remote Engine Start
The power system may be turned off while it is on if:
•You do not start the vehicl e within 10 minutes of
turning the power system on with the keyless
remote.
•The power system is turned off by using the keyless
remote.
•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 tailgate is
unlocked.
•You press the shift lever release button.
•The engine coolant temper ature is extremely high.
•The 12-volt battery is low.•The engine oil pressure is low.
•The malfunction indicator la mp comes on if there is
a problem with the emissions control systems.
While the power system is on, the vehicle will
automatically preconditi on inside the vehicle.
When it is warm outside:
•The climate control system is activated in
recirculation mode.
When it is cold outside:
•The defroster is activated at a moderately warm
temperature.
•The rear defogger, heated door mirrors, seat
heaters and heated steering wheel* are activated.
2 Rear Defogger/Heated Door Mirror
Button P. 199
2 Heated Steering Wheel
* P. 229
2 Front Seat Heaters P. 230
* Not available on all models

642
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