Mazda 3 Sedan 2020 Owner's Manual page 162

When Driving
Start/Stop Engine
▼ Engine Start Function When Key
Battery is Dead
CAUTION
When starting the engine by holding
the transmitter over the push button
start due to a dead key battery or a
malfunctioning key, be careful not to
allow the following, otherwise the
signal from the key will not be received
correctly and the engine may not start.
Metal parts of other keys or metal
objects touch the key.
Spare keys or keys for other vehicles
equipped with an immobilizer
system touch or come near the key.
Devices for electronic purchases, or
security passage touch or come near
the key.
4-8
If the engine cannot be started due to
a dead key battery, the engine can be
started using the following procedure:
1. Continue to depress the brake
pedal firmly until the engine has
completely started.
2. (Manual transmission)
Continue to depress the clutch
pedal firmly until the engine has
completely started.
(Automatic transmission)
Put the vehicle in park (P). If you
must restart the engine while the
vehicle is moving, shift into neutral
(N).
3. Make sure that the push button
start indication light (green) flashes.
4. Align the center area of the
emblem on the transmitter with the
center area of the push button start
while the push button start
indicator light (green) flashes.
1. Indicator light
2. Push button start
3. Transmitter
4. Emblem
5. Make sure that the push button
start indicator light (green) turns
on.
6. Press the push button start to start
the engine.