Headway control function- Page 284



The white (yellow) lane lines are

less visible because of dirt or paint

fl

aking.



White (yellow) lane lines or

vehicles ahead are less visible

because of bad weather (rain, fog,

or snow).



The vehicle is driven on a

temporary lane or section with a

closed lane resulting from

construction where there might be

multiple white (yellow) lane lines,

or they are interrupted.



The camera picks up an obscure

line, such as a temporary line being

used for construction, or because

of shade, unmelted snow, or

grooves 

fi

lled with water.



The road surface is wet and shiny

after rain, or there are puddles on

the road.



Heavy luggage is loaded in the

trunk/luggage compartment or on

the rear seat causing the vehicle to

tilt.



A vehicle in front of your vehicle is

running near a white (yellow) lane

line making it less visible.



The windshield is dirty or foggy.



The vehicle is driven through an

intersection, a junction, or a fork in

the road.



While white (yellow) lane lines

cannot be detected due to road or

weather conditions.



The surrounding brightness

suddenly changes such as when

entering or exiting a tunnel.



The illumination of the headlights

is weakened because of dirt or the

optical axis is deviated at night.



Back-light is re

fl

ected o

ff

 the road

surface or the road surface is wet

and shiny after rain.



The shade of a guardrail parallel to

a white (yellow) lane line is cast on

the road.



The width of a lane is excessively

narrow or wide.



The road is excessively uneven.



The vehicle is shaken after hitting a

road bump.



There are various road markings or

division lines (lane markings) of

various shapes near an

intersection.



The area in front of the camera is

soiled or an object that obstructs

the 

fi

eld of view is installed.



Exhaust gas from the vehicle in

front, sand, snow, and water vapor

rising from manholes and grating,

and water splashed into the air.



The surroundings are dark such as

during the early evening or early

morning.



A vehicle ahead with a certain

taillight shape.



A vehicle ahead veers o

ff

 course

from your vehicle's line of travel.



A vehicle ahead is driving

erratically.



The vehicle is driven on roads with

tight curves.

Headway control function

If a vehicle ahead is detected while

traveling at a constant speed, the

vehicle-ahead indication is displayed

and headway control is performed.

When Driving

i-ACTIVSENSE

4-142

Mazda3_8JM2-EA

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20H_Edition1_new

2020-7-10 17:21:34