Subaru Impreza Manuals 2023 Impreza Owner's Manual | Page 222

3-70
Instruments and controls / Light control switch
tion , 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
S03AH0703
. 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 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 – Immediately after the engine has started
. In the following conditions , the headlight mode will not be automatically changed from the high beam to the low beam . – When your vehicle passes an oncoming vehicle suddenly in a blind curve – When another vehicle passes in front of your vehicle – When an oncoming vehicle or vehicle ahead comes in and out of view because of continuous curves , median strips , roadside trees , etc . . If the stereo camera detects the light of the front fog lights of an oncoming vehicle , the headlight mode may change from the high beam to the low beam automatically .
. The headlight mode may change from the high beam to the low beam , or the low beam mode may continue , when affected by a street light , traffic signal , illumination of an advertisement board , or a reflective object such as a road sign and signboard .
. The timing of the change of headlight mode may differ due to the following factors . – Color or brightness of the headlights of an oncoming vehicle or the tail lights of a vehicle ahead – The headlights of the oncoming vehicle or the tail lights of the vehicle ahead are covered with mud , snow , etc .