2007 TOYOTA CAMRY key battery

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2007MY CAMRY from Oct. ’06 Prod. (OM33748U)
The engine immobilizer system is automat-
ically set when:
Vehicles with key cylinder−type ignition
switch—The key is removed from the igni-
tion switch.
Vehicles with smart key system—The igni-
tion switch is turned off.
The indicator light will start flashing to
show that the system is set.If any of the following indicator conditions
occur, contact your Toyota dealer.
The indicator light stays on except
when the theft deterrent system is set-
ting or activating. (See “Theft deterrent
system” on page 49 in this Section.)
The indicator light does not start flash-
ing under the following situations.
Vehicles with key cylinder−type ignition
switch—When the key is removed from
the ignition switch.
Vehicles with smart key system—When
the ignition switch is turned off.
The indicator light flashes inconsistent-
ly.
The engine immobilizer system is automat-
ically canceled when:
Vehicles with key cylinder−type ignition
switch—
You insert the key to the ignition switch.
Vehicles with smart key system—
You enter the vehicle carrying a key with
smart key system and press the “ENGINE
START STOP” switch (engine switch).
Even if the key battery is discharged, the
engine can be started. See “Smart key
system” on page 30 in this Section.When the system is canceled, the indica-
tor light will go off.
For your Toyota dealer to make you a
new key with built−in transponder chip,
your dealer will need your key number
and master key (vehicles with key cylin-
der−type ignition switch) or electronic key
(vehicles with smart key system). Howev-
er, there is a limit to the number of addi-
tional keys your Toyota dealer can make
for you.
NOTICE
Do not modify, remove or disas-
semble the engine immobilizer sys-
tem. If any unauthorized changes or
modifications are made, proper opera-
tion of the system cannot be guaran-
teed.

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2007MY CAMRY from Oct. ’06 Prod. (OM33748U)
1. Indicator light
2. Lock switch
3. Alarm switch
4. Unlock switch
5. Trunk opener switchThe wireless remote control function is
designed to lock or unlock all the
doors, open the trunk lid, or activate
the alarm from a distance within
approximately 1 m (3 ft.) of the vehicle.
When you operate any switch, push it
slowly and securely.
When the switch is operated, the indicator
light flashes once. If not, the battery may
be discharged. Replace the battery at the
earliest opportunity.
The wireless remote control transmitter is
an electronic component. Observe the fol-
lowing instructions in order not to cause
damage the key.
Do not leave the transmitter in places
where the temperature becomes high
such as on the dashboard.
Do not disassemble it.
Avoid knocking it hard against other
objects or dropping it.
Avoid putting it in water.
You can use up to 4 wireless remote con-
trol keys (for vehicles with key cylinder−
type ignition switch) or 5 wireless remote
control transmitters (for vehicles with
smart key system) for the same vehicle.
Contact your Toyota dealer for detailed
information.If the wireless remote control transmitter
does not actuate the doors, or does not
operate from a normal distance, or if the
indicator on the transmitter is dimmed or
does not come on:
Check for closeness to a radio trans-
mitter such as a radio station or an
airport which can interfere with normal
operation of the key.
The battery may have been consumed.
Check the battery in the key. To re-
place the battery, see “—Replacing bat-
tery” on pages 26 or 28 in this Sec-
tion.
If you lose your wireless remote control
key, contact your Toyota dealer as soon
as possible to avoid the possibility of
theft, or an accident. (See “If you lose
your keys” on page 356 in Section 4.)
It is possible to disable the wireless re-
mote control system. For details, contact
your Toyota dealer.

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2007MY CAMRY from Oct. ’06 Prod. (OM33748U)
For replacement, use a CR2016 lithium
battery or equivalent.
CAUTION
Special care should be taken to pre-
vent small children from swallowing
the removed battery or components.
NOTICE
When replacing the battery, be care-
ful not to lose the components.
Replace only with the same or
equivalent type recommended by a
Toyota dealer.
Dispose of used batteries according
to the local laws.
Replace the battery by following these
procedures:
1. Open the cover using a flathead screw-
driver wrapped with plastic tape.2. Remove the module from the key
frame.
—Replacing battery
(with key cylindertype
ignition switch)

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2007MY CAMRY from Oct. ’06 Prod. (OM33748U)
3. Open and remove the battery case
cover using a coin.4. Take out the discharged transmitter
battery and put in a new battery with
the positive (+) side up.5. Install the battery case cover and then
install the module into the key frame.
Close the cover.
6. When pushing either switch on the
wireless key, make sure the indicator
light comes on.
NOTICE
Do not bend the terminals.
Make sure the positive side and
negative side of the battery are
faced correctly.
Do not replace the battery with wet
hands. Water may cause unexpected
rust.
Do not touch or move any compo-
nents inside the transmitter, or it
may interfere with proper operation.
Be careful not to bend the electrode
when inserting the battery and that
dust or oils do not adhere to the
case.
Close the cover securely.

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After replacing the battery, check that the
key operates properly. If the key still does
not operate properly, contact your Toyota
dealer.The transmitter can easily be damaged
when replacing the battery. We recom-
mend having the battery replaced by your
Toyota dealer. If you have to do it your-
self, use a CR1632 lithium battery or
equivalent and a flathead screwdriver.
CAUTION
Special care should be taken to pre-
vent small children from swallowing
the removed transmitter battery or
components.
NOTICE
Be careful not to touch the circuit,
as this may generate static electric-
ity that can damage the transmitter.
When replacing the transmitter bat-
tery, be careful not to lose the com-
ponents.
Replace only with the same or
equivalent type recommended by a
Toyota dealer.
Dispose of used batteries according
to the local laws.
Replace the transmitter battery by follow-
ing these procedures:
1. Push the release button and take out
the mechanical key.
—Replacing battery
(with smart key system)

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2007MY CAMRY from Oct. ’06 Prod. (OM33748U)
2. Using a flathead screwdriver or equiva-
lent, open the transmitter case.3. Remove the discharged transmitter bat-
tery by flathead screwdriver or equiva-
lent. Insert the guide groove and lift as
shown in the above illustration.
NOTICE
Do not modify the battery case. It
may cause a transmitter malfunction.
4. Put in a new battery with the positive
(+) side up. Install the cover and insert
the mechanical key into the transmitter.
Close the transmitter case securely.

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2007MY CAMRY from Oct. ’06 Prod. (OM33748U)
NOTICE
Make sure the positive side and
negative side of the battery are
faced correctly.
Do not replace the battery with wet
hands. Water may cause unexpected
rust.
Do not touch or move any compo-
nents inside the transmitter, or it
may interfere with proper operation.
Be careful not to bend the electrode
when inserting the transmitter bat-
tery and that dust or oils do not
adhere to the case.
Close the transmitter case securely.
After replacing the battery, check that the
transmitter operates properly. If the trans-
mitter still does not operate properly, con-
tact your Toyota dealer.The smart key system consists mainly
of the following functions.
Engine immobilizer function (For de-
tails, see “Engine immobilizer system”
on page 18 in this Section.)
Wireless remote control function (For
details, see “Wireless remote control”
on page 20 in this Section.)
Push button start function (For details,
see “How to start the engine” on page
316 in Section 3.)
Entry function and start function (See
“ENTRY FUNCTION AND START
FUNCTION” described below.)
Steering lock function (See “STEERING
LOCK FUNCTION” described below.)
CAUTION
People with implanted pacemakers
or cardiac defibrillators should keep
away from the smart key system
antennas, because the radio waves
may affect the operation of such
devices. For the antenna locations
see “ANTENNA LOCATION” on page
32 in this Section.
Users of any electrical medical de-
vice other than implanted pacemak-
ers and implanted cardiac defibrilla-
tors should consult the manufactur-
er of the device for information
about its operation under the influ-
ence of radio waves. Radio waves
could have unexpected effects on
the operation of such medical de-
vices.
If necessary, the entry function can
be disabled. See “DISABLING THE
SMART KEY SYSTEM” on page 36
in this Section.
Smart key system

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2. Start function actuation area—Inside
of the cabin
The start function may not be acti-
vated, if the key is in the auxiliary box
of the driver ’s side instrument panel
and glove box, on the instrument pan-
el, on the package tray, on the floor,
etc.
In the following cases, the smart key
system may not operate properly.
When facilities issuing strong electro-
magnetic waves such as TV towers,
electric power stations, broad casting
stations are nearby.
In places where automated payment fa-
cilities are installed (such as gas sta-
tions).
When you are carrying a electronic key
together with a mobile communications
system such as a two−way radio or
cellular phone.
When the electronic key is in contact
with or covered by a metallic object.
When another person is operating a
wireless remote control function on
another vehicle near your vehicle.
When the battery is discharged. To re-
place the battery, see “—Replacing bat-
tery” on page 28 in this Section.
When the electronic key is near a
high−voltage or noise−emitting device.
When you are carrying an electronic
key together with a key for another
smart key system equipped vehicle or
another instrument emitting radio
waves.
Depending on the position of the key
or vehicle body shape, the key may
not work well even within the actuation
area.
When the key surface is covered by a
sticker, etc. that may cut off electro-
magnetic wave.
Even if the smart key system does not
operate properly, you can still enter and
start the engine. For further information,
see “Side doors” on page 36 and “Trunk
lid” on page 46 in this Section, and see
“How to start the engine” on page 316 in
Section 3.
STARTING THE ENGINE WHEN THE
ELECTRONIC KEY BATTERY IS
DISCHARGED
If the key indicator does not flash and
the engine cannot be started by using
the start function, the battery may be
discharged. Replace the key battery as
soon as possible. (See “Wireless re-
mote control” on page 20 in this Sec-
tion.)
However the engine can be started in the
following procedures.
1. While the brake pedal is depressed,
touch the Toyota logo side of the
electronic key to the “ENGINE START
STOP” switch.