Lexus GS350 Owner's Manual page 331

Illuminated entry system: The lights automatically turn on/off according to engine
●
switch mode, the presence of the electronic key, whether the doors are locked/
unlocked, and whether the doors are opened/closed.
If the interior lights remain on when the engine switch is turned off, the lights will go off
●
automatically after 20 minutes.
Setting (e.g. the time elapsed before lights turn off) can be changed.
●
(Customizable features: →P. 545)
NOTICE
To prevent battery discharge, do not leave the lights on longer than necessary when the
engine is off.
GS350_300_GS F_OM_OM30G34U_(U)
5-3. Using the interior lights
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