
3–13
Before Driving
Doors and Locks
Locking, Unlocking with Auxiliary
Key
Turn the auxiliary key toward the front to
lock, toward the back to unlock.
To lock
All doors and the liftgate lock
automatically when the driver's door is
locked using the auxiliary key.
To unlock
The driver’s door unlocks when the
auxiliary key is turned briefly to the
unlock position and then immediately
returned to the center position.
All doors and the liftgate unlock when the
driver's door is unlocked and the auxiliary
key is held in the unlock position for one
second or longer.
LockUnlock
Locking, Unlocking with Request
Switch (With the advanced keyless
function)
All doors and the liftgate can be locked/
unlocked by pressing the request switch
on the front doors while the key is being
carried.
(5–door)
The request switch on the liftgate can only
be used to lock all doors and the liftgate.
Front doors
Request switch
Liftgate (5-door Lock only)
Request switch
To lock
To lock the doors and the liftgate, press
the request switch and the hazard warning
lights will flash once.
A beep sound will be heard once.
To unlock
Driver's door request switch
To unlock the driver's door, press the
request switch. A beep sound will be heard
twice and the hazard warning lights will
flash twice.
To unlock all doors and the liftgate, press
the request switch again within 3 seconds
and two more beep sounds will be heard.
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3–14
Before Driving
Doors and Locks
Front passenger door request switch
To unlock all doors and the liftgate, press
the request switch. A beep sound will be
heard twice and the hazard warning lights
will flash twice.
NOTE
The system can be set to unlock all
doors by performing a single operation.
Refer to Personalization Features on
page 9-12.
Use the following procedure to change
the setting.
1. Switch the ignition off and close all
of the doors and the liftgate/trunk
lid.
2. Open the driver's door .
3. Within 30 seconds of opening the
driver's door, press and hold the
UNLOCK button on the key for 5
seconds or longer (the sound of
the doors locking/unlocking can be
heard).
After this, the system switches the
setting of pressing the driver's
request switch once or twice to
unlock all doors and the liftgate
each time the UNLOCK button is
pressed (the sound of the doors
locking/unlocking can be heard).
4. The setting change is completed by
doing any one of the following:
Switching the ignition to ACC or
ON. Closing the driver's door. Opening the liftgate/trunk lid. Not operating the key for 10
seconds. Pressing any button except the
UNLOCK button on the key. Pressing a request switch.
Confirm that all doors and the liftgate
are securely locked.
For the liftgate/trunk lid, move it
without pressing the electric liftgate/
trunk lid opener to verify that the
liftgate/trunk lid has not been left ajar.
All doors and the liftgate cannot be
locked when any door or the liftgate is
open.
It may require a few seconds for the
doors to unlock after the request switch
is pressed.
A beep sound is heard for confirmation
when the doors and the liftgate are
locked/unlocked using the request
switch. If you prefer, the beep sound can
be turned off.
The volume of the beep sound can also
be changed. Refer to Personalization
Features on page 9-12.
Use the following pr ocedure to change
the setting.
1. Switch the ignition off and close all
of the doors and the liftgate/trunk
lid.
2. Open the driver's door .
Mazda3_8FA4-EA-15G_Edition3.indb 142015/12/04 19:22:11

3–15
Before Driving
Doors and Locks
3. Within 30 seconds of opening the
driver's door, press and hold the
LOCK button on the key for 5
seconds or longer.
All of the doors and the liftgate lock
and the beep sound activates at the
currently set volume. The setting
changes each time the LOCK button
on the key is pressed and the beep
sound activates at the set volume. (If
the beep sound has been set to not
activate, it will not activate.)
4. The setting change is completed by
doing any one of the following:
Switching the ignition to ACC or
ON. Closing the driver's door. Opening the liftgate/trunk lid. Not operating the key for 10
seconds. Pressing any button except the
LOCK button on the key. Pressing a request switch.
(With theft-deterrent system)
The hazard warning lights flash when
the theft-deterrent system is armed or
turned off.
Refer to Theft-Deterrent System on page
3-42.
The setting can be changed so that
the doors and the liftgate are locked
automatically without pressing the
request switch.
Refer to Personalization Featur es on
page 9-12.
(Auto-lock function)
A beep sound is heard when all doors
and the liftgate are closed while the
advanced key is being carried. All doors
and the liftgate are locked automatically
after about three seconds when the
advanced key is out of the operational
range. Also, the hazard warning lights
flash once. (Even if the driver is in the
operational range, all doors and the
liftgate are locked automatically after
about 30 seconds.) If you are out of
the operational range before the doors
and the liftgate/trunk lid are completely
closed or another key is left in the
vehicle, the auto-lock function will not
work. Always make sure that all doors
and the liftgate/trunk lid are closed and
locked before leaving the vehicle. The
auto-lock function does not close the
power windows.
Auto re-lock function
After unlocking with the request
switch, all doors and the liftgate
will automatically lock if any of the
following operations are not performed
within about 60 seconds. If your
vehicle has a theft-deterrent system,
the hazard warning lights will flash for
confirmation.
The time required for the doors to lock
automatically can be changed.
Refer to Personalization Featur es on
page 9-12.
Opening a door or the liftgate/trunk
lid. Switching the ignition to any position
other than off.
Mazda3_8FA4-EA-15G_Edition3.indb 152015/12/04 19:22:11

3–33
Before Driving
Mirrors
Rearview Mirror
WARNING
Do not stack cargo or objects higher
than the seatbacks: Cargo stacked higher than the
seatbacks is dangerous. It can block
your view in the rearview mirror, which
might cause you to hit another car
when changing lanes.
Rearview mirror adjustment
Before driving, adjust the rearview mirror
to center on the scene through the rear
window.
NOTE
For the manual day/night mirror, perform
the adjustment with the day/night lever in
the day position.
Reducing glare from headlights
Manual day/night mirror
Push the day/night lever forward for day
driving. Pull it back to reduce glare of
headlights from vehicles at the rear.
Night
Day Day/Night le
ver
Auto-dimming mirror
The auto-dimming mirror automatically
reduces glare of headlights from vehicles
at the rear when the ignition is switched
ON.
(With Homelink wireless control
system)
Press the OFF button (
) to cancel the
automatic dimming function. The indicator
light will turn off.
To reactivate the automatic dimming
function, press the ON button (
). The
indicator light will illuminate.
Indicator lightOFF button
ON button
Mazda3_8FA4-EA-15G_Edition1.indb 332015/05/11 14:00:26

3–42
Before Driving
Security System
*Some models.
Theft-Deterrent System*
If the theft deterrent system detects an
inappropriate entry into the vehicle,
which could result in the vehicle or its
contents being stolen, the alarm alerts the
surrounding area of an abnormality by
sounding the horn and flashing the hazard
warning lights.
The system will not function unless it's
properly armed. So when you leave the
vehicle, follow the arming procedure
correctly.
Operation
System triggering conditions
The horn sounds intermittently and the
hazard warning lights flash for about 30
seconds when the system is triggered by
any one of the following:
Unlocking a door with the key, door
lock switch, or an inside door-lock knob. Forcing open a door, the hood or the
liftgate/trunk lid. Opening the hood by operating the hood
release handle. Switching the ignition ON without using
the push button start.
If the system is triggered again, the lights
and horn will activate until the driver's
door is unlocked with the transmitter.
(With advanced key)
The lights and horn can also be
deactivated by pressing the request switch
on a door.
NOTE
If the battery goes dead while the theft-
deterrent system is armed, the horn will
activate and the hazard warning lights
will flash when the battery is charged or
replaced.
How to Arm the System
1. Close the windows and the moonroof*
securely.
2. Switch the ignition OFF .
3. Make sure the hood, the doors, and the
liftgate/trunk lid are closed.
4. Press the lock button on the transmitter
or lock the driver's door from the
outside with the auxiliary key.
The hazard warning lights will flash
once.
The following method will also arm the
theft-deterrent system:
Press the door-lock switch “” while
any door is open and then close all of
the doors.
(With the advanced keyless function)
Press a request switch.
The security indicator light in the
instrument panel flashes twice per
second for 20 seconds.
5. After 20 seconds, the system is fully
armed.
Mazda3_8FA4-EA-15G_Edition1.indb 422015/05/11 14:00:30

3–43
Before Driving
Security System
NOTE
The theft deterrent system can also be
armed by activating the auto relock
function with all the doors, the liftgate/
trunk lid and the hood closed.
Refer to Transmitter on page 3-4. The system will disarm if one of the
following operations takes place within
20 seconds after pressing the lock
button:
Unlocking any door . Opening any door or the liftgate/
trunk lid. Opening the hood. Switching the ignition ON. (With the advanced keyless
function)
Pressing the electric liftgate/trunk lid
opener while the key is being carried.
To rearm the system, do the arming
procedure again. When the doors are locked by pressing
the lock button on the transmitter
or using the auxiliary key while the
theft-deterrent system is armed, the
hazard warning lights will flash once to
indicate that the system is armed.
To Turn Off an Armed System
An armed system can be turned off using
any one of the following methods:
Pressing the unlock button on the
transmitter. Switching the ignition ON. (With the advanced keyless function)
Pressing a request switch on the doors.
The hazard warning lights will flash twice.
NOTE
When the doors are unlocked by pressing
the unlock button on the transmitter while
the theft-deterrent system is turned off, the
hazard warning lights will flash twice to
indicate that the system is turned off.
To Stop the Alarm
A triggered alarm can be turned off using
any one of the following methods:
Pressing the unlock button on the
transmitter. Starting the engine with the push button
start. (With the advanced keyless function)
Pressing a request switch on the doors. Pressing the electric liftgate/trunk lid
opener while the key is being carried.
The hazard warning lights will flash twice.
Theft-Deterrent Labels
A label indicating that your vehicle is
equipped with a Theft-Deterrent System is
in the glove compartment.
Mazda recommends that you affix it to the
lower rear corner of a front door window.
Mazda3_8FA4-EA-15G_Edition1.indb 432015/05/11 14:00:31

4–1*Some models.
4When Driving
Information concerning safe driving and stopping.
Start/Stop Engine ................................4-4
Ignition Switch
...............................4-4
Starting the Engine
.........................4-5
Turning the Engine Off
................4-10
Instrument Cluster and Display
......4-11
Meters and Gauges
.......................4-11
Active Driving Display* ...............4-18
Warning/Indicator Lights
.............4-20
Transaxle
............................................4-26
Manual Transaxle Operation
........4-26
Automatic Transaxle Controls
.....4-29
Switches and Controls
......................4-40
Lighting Control
...........................4-40
Fog Lights* ...................................4-46
Turn and Lane-Change Signals
....4-46
Windshield Wipers and Washer
...4-47
Rear Window Wiper and
Washer
*......................................... 4-51
Rear Window Defogger
...............4-52
Horn
.............................................4-53
Hazard Warning Flasher
...............4-54
HomeLink Wireless Control
System
* .........................................4-54
Brake
..................................................4-58
Brake System
...............................4-58
Hill Launch Assist (HLA)
............4-60 ABS/TCS/DSC
...................................4-62
Antilock Brake System (ABS)
.....4-62
Traction Control System (TCS)
...4-63
Dynamic Stability Control
(DSC)
...........................................4-64
i-ELOOP
............................................4-66
i-ELOOP* .....................................4-66
Fuel Economy Monitor
.....................4-69
Fuel Economy Monitor* ...............4-69
Drive Selection
...................................4-71
Drive Selection* ...........................4-71
Power Steering ................................... 4-73
Power Steering
.............................4-73
Mazda3_8FA4-EA-15G_Edition1.indb 12015/05/11 14:00:32

4–5
When Driving
Start/Stop Engine
ON
This is the normal running position after
the engine is started. The indicator light
(amber) turns off. (The indicator light
(amber) illuminates when the ignition
is switched ON and the engine is not
running.)
Some indicator lights/warning lights
should be inspected before the engine is
started (page 4-20).
NOTE
When the push button start is pressed to
ON, the sound of the fuel pump motor
operating near the fuel tank can be heard.
This does not indicate an abnormality.
Starting the Engine
WARNING
Radio waves from the key may affect
medical devices such as pacemakers:
Before using the key near people who
use medical devices, ask the medical
device manufacturer or your physician
if radio waves from the key will affect
the device.
NOTE
The key must be carried because the key
carries an immobilizer chip that must
communicate with the engine controls at
short range.
The engine can be started when the
push button start is pressed from off,
ACC, or ON.
The push button start system functions
(function which can start the engine
by only carrying the key) can be
deactivated to prevent any possible
adverse effect on a user wearing a
pacemaker or other medical device. If
the system is deactivated, you will be
unable to start the engine by carrying
the key. Consult an Authorized Mazda
Dealer for details. If the push button
start system functions have been
deactivated, you can start the engine by
following the procedure indicated when
the key battery goes dead.
Refer to Engine Start Function When
Key Battery is Dead on page 4-8.
Mazda3_8FA4-EA-15G_Edition1.indb 52015/05/11 14:00:32