Mazda 3 Owner's Manual page 81

Before Driving
Keys
Without the advanced keyless function
Interior antenna
NOTE
The engine may not start if the key is
placed in the following areas:
Around the dashboard
In the storage compartments such as
the glove compartment
On the rear parcel shelf (4–door)
3–8
Operational range
Key Suspend Function
If a key is left in the vehicle, the
functions of the key left in the vehicle are
temporarily suspended to prevent theft of
the vehicle.
The following are inoperable:
Starting the engine using the push button
start.
(With the advanced keyless function)
Operating the request switches.
To restore these functions, perform any
one of the following:
Press a button on the key which has had
its functions temporarily suspended.
(Manual transaxle)
When carrying another key, depress the
clutch pedal until the KEY indicator
light (green) illuminates.
(Automatic transaxle)
When carrying another key, depress the
brake pedal until the KEY indicator light
(green) illuminates.
Refer to Warning/Indicator Lights on
page 4-21 .