1999 LEXUS SC300 lock

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13
Since a transponder chip is not built in this flat key, you
cannot start the engine with this key. Use this key to
release the lock in case you accidentally lock your keys
inside the vehicle or trunk.
Insert your flat key in its key case as shown. We recommend
that you always carry this with you for emergency use. Do not
leave it in your vehicle.NOTICE

Do not let the key case become bent as the key may fall
out or become bent also.

The flat key is designed for emergency use only.

KEYS AND DOORS
20In the following cases, the battery in the key may be
discharged. If this is a case, replace it using a special
screwdriver.


The remote control does not work.

The operational range of wireless remote control becomes
extremely short.

The indicator light on the key is dimmed or does not come
on.
For the replacement of the battery, see ºReplacing the
batteryº on page 25. You can also have the battery of the key
replaced by your Lexus dealer.
If you lose the wireless key, contact your Lexus dealer as soon
as possible to avoid the possibility of theft, or an accident.
You can use up to 4 wireless remote control keys for the same
vehicle. Contact your Lexus dealer for detailed information.
The wireless remote control key is an electronic
component. Observe the following instructions in order
not to cause damage to the key.

Do not leave the wireless remote control key on 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.
Locking/Unlocking the doors
When you push the ºLOCKº button on the key briefly, all
the doors can be locked from outside the vehicle.
At this time, you can hear one beep. However, when you push
the ºLOCKº button with any door not closed securely, the
buzzer sounds for 10 seconds. To stop the buzzer, close all the
doors securely or push the ºUNLOCKº button. If the key is
in the ignition switch, locking cannot be done.
Make sure all the doors are locked when you leave the
vehicle. Push the ºLOCKº button once again. If they were
already locked, the turn signal lights will flash.
NOTICE
Do not push the ºLOCKº button any longer than 2 to 3
seconds. Pushing the button longer activates an alarm.
For details, see page 22.
When you push the ºUNLOCKº button, the driver's door
is unlocked. Pushing that button once again within 3
seconds from the first push, all other doors are also
unlocked.

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21
At this time, two beeps sound. Together with the activation
of unlocking, the interior light comes on for 15 seconds if the
interior light switch is in ºDOORº position. However, this
function does not work when the ignition key is in the ºONº
position. For further information, see ºInterior lightsº on
page 66.
You have 30 seconds to open a door after using the wireless
remote
unlock feature. If a door is not opened by then, all the
doors will be automatically locked again.
Even if the ºLOCKº or ºUNLOCKº switch is kept pressed in,
the locking or unlocking operation is not repeated. Release
the button and then push again.
Unlocking the trunk lid
When you keep the button pushed for about 1 second, you
can unlock the trunk lid. One beep sounds.
This function does not work when the ignition key is in the
ºONº position.

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22
Sounding an alarm
When you push the ºLOCKº button for about 2 to 3
seconds, an alarm sounds to deter any person trying to
break into or damage your vehicle.
If you want to stop the alarm, push any button.
This function does not work when the ignition key is in the
ºONº position.
For vehicles sold in U.S.A.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 interference,
and (2) this device must accept any interference
received, including interference that may cause
undesired operation.

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27
NOTICE

Make sure the positive side and negative side of the
battery should be faced correctly.

Be careful not to bend the electrode of the battery
insertion and that dust or oils do not adhere to the
inside of the module.

Take care not to lose the screws and O±ring.
5. Install the lid with the O±ring and 2 screws.
NOTICE
Take care not to damage or bend the O±ring when
installing.
6. Install the module into the key frame and secure the cover
with the screw.
7. When pushing any switch on the wireless key, make sure
the indicator light comes on.
DOORS
Locking with key

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28
Turn the key towards the front of the vehicle to lock and
towards the back to unlock.
Both side doors lock and unlock simultaneously with either
front door. In the driver's door lock, turning the key once will
unlock the driver's door and twice in succession will unlock
both side doors simultaneously. In the passenger's door lock,
turning the key once will unlock both side doors
simultaneously.

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29
Locking with inside lock button
Push in the lock button to lock and unlock the door.
When locked, the door cannot be opened with either the
outside or inside door handle.
Closing the door with the lock button pushed in will also lock
the door. Be careful not to lock your keys in the vehicle. The
door will not lock if the key is left in the ignition switch.
CAUTION
Before driving, make sure the doors are closed and locked.
Along with the proper use of seat belts, locking the doors helps
prevent the driver and passengers from being thrown out
from the vehicle during an accident. It also helps prevent the
doors from being opened unintentionally.

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30
Locking with power door lock switch
To lock both side doors simultaneously, push the power
door lock switch on the ºDOOR LOCKº side. Pushing on
the opposite side will unlock them.