1999 Lexus ES300 change key battery

KEYS AND DOORS
20When you push the ºPANICº button, an alarm
sounds to deter any person trying to break into or
damage your vehicle.
This feature works when the key is removed from the
ignition switch.
If you want to stop the alarm, push the ºPANICº or
ºUNLOCKº button.
If the remote control features do not function correctly,
or do not operate from a normal distance, the battery
may have been consumed. Contact your Lexus dealer.
For vehicles sold in U.S.A.
FCC ID: HYQ1512P MADE IN JAPAN
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.
CAUTION
Changes or modifications not expressly approved by
the party responsible for compliance could void the
user's authority to operate the equipment.

COMFORT ADJUSTMENT
191
Conditions for memorized position activation

Ignition key ºONº and selector lever in ºPº position
All parts of the memorized positions can be activated.
However, if the brake pedal is being depressed, the
seat position will not change.
 Key not in ignition switch and within 30 seconds of
opening driver's door.
The memorized position can be activated.
If any driving position memory switch is pushed while
one of the memorized driving position profiles is being
activated, the operation will stop.
To activate the system, push the desired button (º1º or
º2º) again.
The driving position memory control system cannot be
operated while the vehicle is moving.
If the vehicle's battery is disconnected, the computer's
memory will be erased and the memorized positions will
have to be set again.

THEFT DETERRENT
195
If you lock them with wireless remote control, the turn
signals flash once.
The flashing indicator light will change to stay on when
all the doors, trunk and hood are closed and locked.
3. After 30 seconds, the indicator starts flashing
and the system is set.
Cancelling the system
When
you unlock any door or trunk using an ignition
key or wireless remote control, the system is
cancelled.
If you unlock any door or trunk with wireless remote
control, the turn signals flash twice.
Activating the system
The alarm sounds for 60 seconds if any of the following
are operated:

Unlocking any door or trunk without using an ignition
key or wireless remote control.

Opening the hood forcibly.

Reconnecting the battery.
If any door is unlocked and the ignition key is not in the
ignition switch during the alarm sounding, its door is
automatically locked. To stop the alarm: Use either of the following methods.


Unlock the door or trunk using an ignition key or
wireless remote control.

Turn the ignition switch on.
Testing the system
1. Open all the windows.
2. Set the system as described above.
The front doors should be locked with the ignition key or
wireless remote control. Be sure to wait until the
indicator light starts flashing.
3. Unlock one of the doors from the inside.
The system should activate the alarm.
4. Unlock any of the doors with a key or the wireless
remote control to cancel the system.
5. Repeat this operation for the other doors and
hood.
When testing the hood, also check that the system is
activated when the battery terminal is disconnected and
then reconnected.
If the system does not work properly, have it checked by
your Lexus dealer.