Subaru Ascent Manuals 2025 Ascent Owner's Manual | Page 240

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Light control switch
. The sensitivity of the high beam assist function returns to normal level the next time the ignition switch is turned to the“ OFF” position and the engine is restarted.
! How to change the headlight mode manually
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Change to the low beam:
When you return the turn signal lever to the center position, the high beam assist function will turn off and the high beam assist indicator light will turn off.
Change to the high beam:
When you turn the light control switch to the“” position, the headlight mode will be changed to the high beam.
At this time, the high beam assist function will turn off, the high beam assist indicator light will turn off and the high beam indicator light will turn on.
NOTE
. After manually changing the headlight mode to the high beam, if you turn on the high beam assist function, return the light control switch to the“ AUTO” position.
. When manually changing the headlight mode to the high beam, if you turn the light control switch to the“” position, the instrument panel illumination, parking lights, front side marker lights, rear side marker lights, tail lights and license plate lights will be on.
! Tips for the high beam assist system
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. The high beam assist function recognizes the conditions surrounding the vehicle based on the brightness of illumination ahead of your vehicle, etc. Therefore, the headlight mode may switch in some situations that do not match to the driver’ s sense.
. A bicycle or cargo cycle may not be detected.
. Under the following situations, the brightness of ambient illumination may not be detected correctly and the high beam assist function may not work properly. As a result, the glare of the high beam may disturb the oncoming vehicle or vehicle ahead. Also, the low beam mode may continue although there are no oncoming vehicles and vehicles ahead. In the such cases, change the headlight mode manually. – In bad weather( fog, snow, sand storm, heavy rain, etc.). – When the windshield glass is dirty or fogged. – When the windshield is cracked or damaged.
– When the stereo camera is deformed or the stereo camera lenses are dirty.
– If there are lights similar to the headlights or the tail lights in the surrounding area.
– When an oncoming vehicle or vehicle ahead is driven without its headlights and tail lights on.
– If the headlights of an oncoming vehicle or the tail lights of a vehicle ahead are dirty or discolored, or if the light beams are not aimed correctly.
– When a rapid change of brightness continues while driving.
– When driving on a road with many ups and downs or uneven surfaces.
– When driving on a road with many curves.
– When there are some objects that reflect light strongly, such as a road sign or a mirror in vehicle ahead.
– When the rear part of the vehicle ahead, such as a container, reflects light strongly.
– When the headlights of your vehicle are damaged or dirty.
– When your vehicle is tilted, such as in case the vehicle has a flat tire or is being towed.