2013 TOYOTA CAMRY change key battery

44 1-2. Opening, closing and locking the doors and trunk
■Electronic key battery depletion
●The standard battery life is 1 to 2 years.
● If the battery becomes low, an alarm will sound in the cabin when the
engine stops. ( P. 433)
● As the electronic key always receives radio waves, the battery will
become depleted even if the electronic key is not used. The following
symptoms indicate that the electronic key battery may be depleted.
Replace the battery when necessary. ( P. 393)
• The smart key system or the wireless remote control does not operate.
• The detection area becomes smaller.
• The LED indicator on the key surface does not turn on.
● To avoid serious deterioration, do not leave the electronic key within 3 ft.
(1 m) of the following electrical appliances that produce a magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
• Glass top ranges
• Table lamps
■ When the electronic key battery is fully depleted
P. 393
■ If the smart key system has been d eactivated in a customized setting
● Locking and unlocking the doors: Use the wireless remote control or
mechanical key. ( P. 46, 457)
● Starting the engine and changing “ENGINE START STOP” switch
modes:  P. 4 5 8
● Stopping the engine: P. 149
■ Customization that can be co nfigured at Toyota dealer
Settings (e. g. smart key system) can be changed.
(Customizable features: P. 501)

50 1-2. Opening, closing and locking the doors and trunk
■If the wireless remote control does not operate properly (vehicles with
a smart key system)
Locking and unlocking the doors: Use the mechanical key. ( P. 457)
■ Key battery depletion
Vehicles without a smart key system
If the wireless remote control function does not operate, the battery may be
depleted. Replace the battery when necessary. ( P. 391)
Vehicles with a smart key system
P. 4 4
■ When the key battery is fully depleted
P. 391
■ Confirmation of the registered key number (vehicles with a smart key
system)
The number of keys already registered to the vehicle can be confirmed. Ask
your Toyota dealer for details.
■ Customization that can be co nfigured at Toyota dealer
Settings (e.g. wireless remote control system) can be changed.
(Customizable features: P. 501)

192 2-3. Operating the lights and wipers
■Light reminder buzzer (except when the light switch is in )
Vehicles without a smart key system
A buzzer sounds when the engine switch is turned “OFF” or to “ACC” posi-
tion and the driver's door is opened with the key removed from the engin\
e
switch while the lights are turned on.
Vehicles with a smart key system
A buzzer sounds when the “ENGINE START STOP” switch is turned off or
turned to ACCESSORY mode and the driver's door is opened while the
lights are turned on.
■ Battery-saving function
In order to prevent the vehicle battery from discharging, if the headlights
and/or tail lights are on when the engine switch is turned to the “LOCK” posi-
tion (vehicles without a smart key system) or when the “ENGINE START
STOP” switch is turned off (vehicles with a smart key system) the battery
saving function will operate and automatically turn off all the lights after
approximately 20 minutes.
When the engine switch is turned to the “ON” position (vehicles without a
smart key system) or when the “ENGINE START STOP” switch is turned to
IGNITION ON mode (vehicles with a smart key system), the battery-saving
function will be disabled.
When any of the following are performed, the battery-saving function is can-
celed once and then reactivated. All the lights will turn off automatically 20
minutes after the battery-saving function has been reactivated:
●When the headlight switch is operated
● When a door is opened or closed
■ Customization that can be co nfigured at Toyota dealer
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features P. 501)
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not run-
ning.

295
3-3. Using the interior lights
3
Interior features
■
Illuminated entry system
Vehicles without a smart key system
The lights automatically turn on/off according to the engine switch position,
whether the doors are locked/unlocked, and whether the doors are open/
closed.
Vehicles with a smart key system
The lights automatically turn on/off according to “ENGINE START STOP”
switch mode, the presence of the electronic key, whether the doors are
locked/unlocked, and whether the doors are open/closed.
■ To prevent battery discharge
Vehicles without a smart key system
If the interior lights, personal lights and/or door courtesy lights are left on
when the engine switch is turned to the “LOCK” position, the lights will go off
automatically after 20 minutes.
Vehicles with a smart key system
If the interior lights, personal lights and/or door courtesy lights are left on
when the “ENGINE START STOP” switch is turned off, the lights will go off
automatically after 20 minutes.
■ Customization that can be co nfigured at Toyota dealer
Settings (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features P. 501)
Personal lights

328 3-5. Other interior features
■Before programming
●Install a new battery in the remote control transmitter.
● The battery side of the remote control transmitter must be pointed away
from the HomeLink
button.
■ To prevent battery discharge
Vehicles without a smart key system:
HomeLink
 will turn off if a door has not been opened and closed for 20 min-
utes or the engine switch is left turned off. (After which programming cannot
be completed.) Open and close a door or turn the engine switch to the
“ACC” position to turn HomeLink
 on. We recommend programming while
the engine switch is in the “ACC” position.
Vehicles with a smart key system:
HomeLink
 will turn off if a door has not been opened and closed for 20 min-
utes or the “ENGINE START STOP” switch is left turned off. (After which pro-
gramming cannot be completed.) Open and close a door or turn the
“ENGINE START STOP” switch to ACCESSORY mode to turn HomeLink

on. We recommend programming while the “ENGINE START STOP” switch
is in ACCESSORY mode.
■ Certification for the garage door opener
U.S.A.
FCC ID: CB2051AHL4/CB251AHL4NR
NOTE:
This device complies with Part 15 of the FCC Rules. Operation is subject to
the following two conditions: (1) this device may not cause harmful interfer-
ence, and (2) this device must accept any interference received, including
interference that may cause undesired operation.
FCC WARNING:
Changes or modifications not expressly approved by the party responsible
for compliance could void the user's authority to operate the equipment.
Canada
IC ID: 051AHL4/51AHL4NR
NOTE:
Operation is subject to the following two conditions: (1) this device may not
cause interference, and (2) this device must accept any interference, includ-
ing interference that may cause undesired operation of the device.

5
When trouble arises
459
5-2. Steps to take in an emergency
■
Stopping the engine
Shift the shift lever to P and press the “ENGINE START STOP” switch as
you normally do when stopping the engine.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the
electronic key battery be replaced immediately when the battery is depleted.
(P. 391)
■ Changing “ENGINE START STOP” switch modes
Release the brake pedal and press the “ENGINE START STOP” switch in
above.
The engine does not start and modes will be changed each time the switch
is pressed. ( P. 150)
■ If the doors cannot be locked or unlocked by the smart key system
Lock and unlock the doors by the mechanical key or wireless remote contr\
ol.
■ When the electronic key does not work properly
●Make sure that the smart key system has not been deactivated in the
customization setting. If it is off, turn the function on.
(Customizable features P. 501)
● Check if battery-saving mode is set. If it is set, cancel the function.
( P. 3 9 )
STEP3