Daytime Running Light System; Headlight Control Sensor; Automatic Light Off System; Automatic Headlight Leveling System - Lexus RX 450H Owner's Manual

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4-3. Operating the lights and wipers

Daytime running light system

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To make your vehicle more visible to other drivers during daytime driving, the daytime
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running lights turn on automatically whenever the hybrid system is started and the park-
ing brake is released with the headlight switch in
tion. (Illuminate brighter than the parking lights.) Daytime running lights are not
designed for use at night.
For the U.S.A.: Daytime running lights can be turned off by operating the headlight
switch to
Compared to turning on the headlights, the daytime running light system offers greater
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durability and consumes less electricity, so it can help improve fuel economy.
Cornering lights (if equipped)
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When the cornering lights are on for more than 30 minutes, they will turn off automati-
cally.

Headlight control sensor

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The sensor may not function properly if an
object is placed on the sensor, or anything that
blocks the sensor is affixed to the windshield.
Doing so interferes with the sensor detecting
the level of ambient light and may cause the
automatic headlight system to malfunction.

Automatic light off system

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When the headlights come on: The headlights and tail lights turn off 30 seconds after a
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door is opened and closed if the power switch is turned to ACCESSORY mode or
turned off. (The lights turn off immediately if
are locked.)
When only the tail lights come on: The tail lights turn off automatically if the power
●
switch is turned to ACCESSORY mode or turned off and the driver's door is opened.
To turn the lights on again, turn the power switch to ON mode, or turn the light switch off
once and then back to
Automatic headlight leveling system (if equipped)
■
The level of the headlights is automatically adjusted according to the number of passen-
gers and the loading condition of the vehicle to ensure that the headlights do not inter-
fere with other road users.
Light reminder buzzer
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A buzzer sounds when the power switch is turned off or turned to ACCESSORY mode
and the driver's door is opened while the lights are turned on.
Welcome lighting
■
If the headlight switch is turned to
doors using the smart access system with push-button start or wireless remote control
will turn the parking lights and tail lights on automatically.
RX450h_U_OM0E023U
position.
or .
and the surrounding area is dark, unlocking the
(Canada only) or
on the key is pressed after all the doors
posi-