Do not rely completely on DAA and; always drive carefully:- Page 252

2021 Mazda Mazda3 Sedan Owners Manual

Table of Contents

When Driving
Customer Information and Reporting Safety Defects
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WARNING

Do not rely completely on DAA and

always drive carefully:

The DAA detects driver fatigue and

decreased attentiveness and

encourages the driver to take a rest,

however, it is not designed to prevent

the vehicle from straying. If you rely too

much on the DAA it could lead to an

accident. Drive carefully and operate

the steering wheel appropriately.

In addition, the system may not be

able to detect driver fatigue and

decreased attentiveness correctly

depending on the tra

c and driving

conditions. The driver must take

su

cient rest in order to drive safely.

NOTE

The DAA operates when all of the

following conditions are met.

The vehicle speed is about 65 to

140 km/h (41 to 86 mph).

The system detects white (yellow)

lane lines.

The system has completed learning

of the driver’s driving data after 60

minutes have passed since the

driver began driving vehicle.

The DAA does not operate under the

following conditions.

The vehicle speed is less than

about 65 km/h (41 mph).

The vehicle speed exceeds about

140 km/h (86 mph).

The vehicle is making a sharp turn.

The vehicle is changing lanes.

The system cannot detect white

(yellow) lane lines.

The DAA may not operate normally

under the following conditions.

White (yellow) lane lines are less

visible because of dirt or fading/

patchiness.

The vehicle is jolted or swayed

continuously by strong winds or

rough roads.

The vehicle is driven aggressively.

When making frequent lane

changes.

The vehicle is making a curve.

The DAA detects driver fatigue and

decreased attentiveness based on

the driving data when the vehicle is

driven at about 65 to 140 km/h (41

to 86 mph) for about 20 minutes.

The driving data will be reset under

the following conditions.

The vehicle is stopped for 15

minutes or longer.

The vehicle is driven at less than

about 65 km/h (41 mph) for

about 30 minutes.

The ignition is switched o

.

After the DAA has displayed the 

fi

rst

message encouraging rest, it does

not display the next one until 60

minutes have passed.

When Driving

i-ACTIVSENSE

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2020-7-10 17:21:34