Lexus GS300 1998 Owner's Manual page 31

KEYS AND DOORS
11L027
1 Locking the doors and sounding an alarm
2 Unlocking the doors
3 Indicator light
4 Unlocking the trunk lid
NOTE: *This feature can be set inoperative as vehicle
theft deterrent measure in case of the loss of the wireless
remote control key. Ask your Lexus dealer for details.
When you operate any button on the key, push it slowly and
surely.
The operational range of the wireless remote control is
approximately 1 meter (3 feet). The effective range may vary
with different conditions. To activate the wireless remote
control without fail, do it approximately 1 meter (3 feet) from
your Lexus.
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