252 5-3 . Operating the lights and wipers
2 Turn the headlight switch to the or position .
When the headlight switch lever is in the low beam position , the AHB
system will be enabled and the AHB indicator will illuminate .
■ Automatic operating conditions of the high beams
●When all of the following conditions are met , the high beams will illuminate automatically :
• Vehicle speed is approximately 21 mph ( 34 km / h ) or more .
• The area ahead of the vehicle is
dark .
• There are no vehicles ahead with lights on .
• There are few streetlights or other lights on the road ahead .
●If any of the following conditions are met , the headlights will change to the low beams :
• Vehicle speed drops below approximately 17 mph ( 27 km / h ).
• The area ahead of the vehicle is
not dark .
• There is a vehicle ahead with lights on .
• There are many streetlights or other lights on the road ahead .
■ Front camera detection
●In the following situations , the high beams may not be automatically changed to the low beams :
• When a vehicle cuts in front of your vehicle
• When another vehicle crosses in front of the vehicle
• When vehicles ahead are repeatedly detected and then hidden due to repeated curves , road dividers or roadside trees
• When a vehicle ahead approaches from a far lane
• When a vehicle ahead is far away
• When a vehicle ahead has no
lights
• When the lights of a vehicle ahead are dim
• When a vehicle ahead is reflecting strong light , such as own headlights
• Situations in which the sensors may not operate properly : �P . 264
●The headlights may change to the low beams if a vehicle ahead that is using fog lights without its headlights turned on is detected .
●House lights , street lights , traffic
signals , and illuminated billboards or signs may cause the high beams to change to the low
beams , or the low beams to remain on .
●The following may change the the timing at which the headlights change to the low beams :
• The brightness of lights of vehicles ahead
• The movement and direction of
vehicles ahead
• The distance between the vehicle and a vehicle ahead
• When a vehicle ahead only has lights illuminated on one side
• When a vehicle ahead is a twowheeled vehicle
• The condition of the road ( gradient , curve , condition of the road
surface , etc .)
• The number of passengers and amount of luggage
●The headlights may change between the high beams and low beams unexpectedly .
●Bicycles and other small vehicles may not be detected .
● In the following situations , the system may not be able to correctly