Mazda 3 2020 Owner's Manual page 315

If the i-stop operation conditions are

met during stop hold control, the
engine stops even though the brake
pedal is not depressed.
Refer to i-stop on page 4-12.
The brake lights turn on during stop

hold control.
To resume driving
After the vehicle ahead starts moving
while your vehicle is stopped under
stop hold control, press the RES switch
or depress the accelerator pedal to
cancel the stop hold control and
resume driving.
NOTE
When you resume driving by pressing

the RES switch, your vehicle does not
start moving until the distance
between your vehicle and the vehicle
ahead lengthens to the specified
distance or farther.
The engine restarts automatically

when any of the actions to resume
driving are performed while i-stop is
operating.
If the MRCC with Stop & Go

function is temporarily cancelled
during stop hold control, you cannot
resume driving by pressing the RES
switch when there are no vehicles in
front of your vehicle. Depress the
accelerator pedal and resume driving
the vehicle.
If the vehicle ahead starts moving

within 3 seconds after your vehicle is
stopped by the stop hold control,
headway control will resume even if
you do not resume driving your
vehicle, such as by depressing the
accelerator pedal.
Resume driving information
If you do not resume driving within a
few seconds after the vehicle ahead
starts moving, the multi-information
display vehicle-ahead indication
flashes to urge the driver to resume
driving. If you do not resume driving
after the indicator light flashes, a
sound is activated to urge you to
resume driving.
When Driving
i-ACTIVSENSE
4-157