Toyota COROLLA Owner's Manual page 181

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Automatic headlight leveling system (vehicles with LED headlights)
The level of the headlights is automatically adjusted according to the number
of passengers and the loading condition of the vehicle to ensure that the
headlights do not interfere with other road users.
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Battery-saving function
In the following conditions, the remaining lights will go off automatically after
20 minutes in order to prevent the vehicle battery from being discharged:
●The headlights and/or tail lights are on.
●Vehicles without a smart entry & start system: The engine switch is turned to
the "ACC" position or turned off.
Vehicles with a smart entry & start system: The engine switch is turned to
ACCESSORY mode or turned off.
This function will be canceled in any of the following situations:
●Vehicles without a smart entry & start system: When the engine switch is
turned to the "ON" position.
Vehicles with a smart entry & start system: When the engine switch is turned
to IGNITION ON mode.
●When the light switch is operated.
●When a door is opened or closed.
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Customization
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features: P. 492)
NOTICE
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To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not
running.
4-3. Operating the lights and wipers
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