clock MAZDA MODEL 3 HATCHBACK 2021 Owners Manual

CAUTION
Always use only a genuine Mazda
fuel- filler cap or an approved
equivalent, available at an
Authorized Mazda Dealer. The
wrong cap can result in a serious
malfunction of the fuel and emission
control systems.
(U.S.A. and Canada)
It may also cause the check engine
light in the instrument cluster to
illuminate.
 When using an automatic car wash
or a high water pressure car washer,
lock the driver's door. Otherwise,
the fuel- filler lid may open
unexpectedly and could be
damaged.
▼ Refueling
Before refueling, close all the doors,
windows, and liftgate/trunk lid, and
switch the ignition OFF.
1. Using the following , unlock the
driver’s door.
Transmitter (page 3-16)Touch sensor (page 3-13)Door-lock switch (page 3-16)Auto lock/unlock function (page
3-17)
NOTE
When unlocking the driver's
door, the fuel lid is also unlocked
at the same time.
When locking the driver's door,
the fuel lid is locked after 90
seconds.
The time until the fuel lid is
locked after locking the driver's
door can be changed.
Refer to the Settings section in
the Mazda Connect Owner's
Manual.
However, when the driver's door
is locked using the following
functions, the fuel lid is also
locked at the same time.
Auto lock/unlock function
(page 3-17)
Auto re-lock function (page
3-5) and (page 3-13)
2. Press the location shown in the illustration and open the fuel lid.

3. To remove the fuel- filler cap, turn it
counterclockwise.
4. Attach the removed cap to the inner side of the fuel-filler lid.

4–door
1. Fuel- filler lid
2. Fuel- filler cap

Before Driving
Fuel and Emission
3-28
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

5–door
1.Fuel- filler lid
2. Fuel- filler cap

5. Insert the refueling nozzle all the way and begin refueling. Pull out
the refueling nozzle after the
refueling stops automatically.
6. To close the fuel-filler cap, turn it
clockwise until a click is heard.
7. To close, press the fuel- filler lid
until a click sound is heard.

4–door
5–door
8. Make sure to lock all the doors when leaving the vehicle.
NOTE
Lock the doors after closing the
fuel- filler lid.
If the fuel- filler lid is closed after
locking the doors, the fuel- filler lid
cannot be locked.
CAUTION
(U.S.A. and Canada)
If the check fuel cap warning light
illuminates, the fuel- filler cap may not
be properly installed. If the warning
light illuminates, park your vehicle
safely o ff the right-of-way, remove the
fuel- filler cap and reinstall it correctly.
After the cap has been correctly
installed, the fuel cap warning light
may continue to illuminate until a
number of driving cycles have been
completed. A drive cycle consists of
starting the engine (after four or more
hours with the engine o ff) and driving
the vehicle on city and highway roads.
Continuing to drive with the check fuel
cap warning light illuminated could
cause the check engine light to
illuminate as well.
Before Driving
Fuel and Emission
3-29
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

Without A/C switch
1. Mode selector switch
2. Air intake selector switch
3. Fan control dial
4. Rear window defogger switch
5. Windshield defroster switch
6. Temperature control dial

▼Control Switches
Temperature control dial
This dial controls temperature. Turn it
clockwise for hot and
counterclockwise for cold.
MAX A/C (With A/C switch)
Fully turn the temperature control dial
counterclockwise for MAX A/C
(maximum cooling).
NOTE
When the mode is set to or with
the fan control dial in a position other
than 0 and the temperature control
dial in the MAX A/C position, the air
intake selector switches to the
recirculated air position and the A/C
turns on automatically.
If A/C is not desired, press the A/C
switch to turn it off .
Fan control dial
This dial allows variable fan speeds.
The fan has seven speeds.
Mode selector switches
The desired
airflow mode can be
selected (page 5-4).
A/C switch
*
Press the A/C switch to turn the air
conditioner on. The indicator light on
the switch will illuminate when the fan
control dial is in any position except
OFF.

Press the switch once again to turn the
air conditioner o ff.
NOTE
The air conditioner may not function
when the outside temperature
approaches 0 °C (32 °F).
Interior Features
Climate Control System
5-6*Some models.
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

▼Cooling (With A/C switch)
1. Press the switch.
2. Set the temperature control dial to the cold position.
3. Set the fan control dial to the desired speed.
4. Turn on the air conditioner by pressing the A/C switch.
5. After cooling begins, adjust the fan control dial and temperature
control dial as needed to maintain
maximum comfort.
CAUTION
If the air conditioner is used while
driving up long hills or in heavy tra ffic,
monitor the high engine coolant
temperature warning indication to see
if it is displayed (page 7-29).
The air conditioner may cause engine
overheating. If the warning indication
is displayed, turn the air conditioner
o ff (page 7-21).
NOTE
When maximum cooling is desired,
set the temperature control dial to
the extreme cold position and set
the air intake selector to the
recirculated air position, then turn
the fan control dial fully clockwise.
If warmer air is desired at floor level,
press the
switch and adjust the
temperature control dial to maintain
maximum comfort.
The air to the floor is warmer than air
to the face (except when the
temperature control dial is set at the
extreme hot or cold position).
▼ Ve n t i l a t i o n
1. Press the switch.
2. Set the air intake selector to the outside air position (indicator light
turns off ).
3. Set the temperature control dial to the desired position.
4. Set the fan control dial to the desired speed.
▼Windshield Defrosting and
Defogging
1. Press the switch.
2. Set the temperature control dial to the desired position.
3. Set the fan control dial to the desired speed.
4. If dehumidi fied heating is desired,
turn on the air conditioner.
WARNING
Do not defog the windshield using the
switch with the temperature
control set to the cold position:
Using the
switch with the
temperature control set to the cold
position is dangerous as it will cause
the outside of the windshield to fog
up. Your vision will be hampered,
which could lead to a serious accident.
Set the temperature control to the hot
or warm position when using the
switch.
NOTE
(With A/C switch)
Fogging on the windows clears up
more easily while the air conditioner
is on, but they will fog up more easily
if the air conditioner is turned o ff.
Interior Features
Climate Control System
5-8
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

(With A/C switch)
Be careful that the windows do not
fog up when doing any of the
following:
Switching to recirculate modeTu r n i n g off the air conditioner(With A/C switch)
For maximum defrosting , turn on the
air conditioner, set the temperature
control dial to the extreme hot
position, and turn the fan control
dial fully clockwise.
If warm air is desired at the
floor,
press the
switch.
With the or *1 switch, the air
conditioner is automatically turned
on and the outside air position is
automatically selected to defrost the
windshield. In the
switch, the
outside air position cannot be
changed to the recirculated air
position.
*1 Depending on the market.
▼ Dehumidifying (With A/C switch)
Operate the air conditioner in cool or
cold weather to help defog the
windshield and side windows.
1. Press the desired mode switch you
want to set.
2. Set the air intake selector to the outside air position (indicator light
turns off ).
3. Set the temperature control dial to the desired position.
4. Set the fan control dial to the desired speed.
5. Turn on the air conditioner by pressing the A/C switch.
NOTE
One of the functions of the air
conditioner is dehumidifying the air
and, to use this function, the
temperature does not have to be set to
cold. Therefore, set the temperature
control dial to the desired position
(hot or cold) and turn on the air
conditioner when you want to
dehumidify the cabin air.
Interior Features
Climate Control System
5-9
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

NOTE
AUTO switch indicator light
When the AUTO switch indicator
light is on, it indicates auto
operation, and the system will
function automatically.
If any of the following switches are
operated while in auto control, the
AUTO switch indicator turns off.
Mode selector switchFan control switchWindshield defroster switch
The functions for switches other
than those operated continue to
operate in auto control.
Powe r s wi tc h ( Sys te m O n / O ff)
The climate control system turns on or
off by pressing the power switch.
Temperature control dial
This dial controls temperature. Turn it
clockwise for hot and
counterclockwise for cold.
Turn the temperature control dial to
adjust the temperature between 15 °C
(60 °F) and 29 °C (84 °F).
When the SYNC switch is on:
Turn the driver temperature control
dial to control the temperature
throughout the entire cabin.
When the SYNC switch is o ff:
Turn the driver or front passenger
temperature control dial to
independently control the
temperature on each side of the
cabin.
NOTE
The climate control system changes
to the individual operation mode
(SYNC switch indicator light turns o ff) by turning the front passenger
temperature control dial even when
the SYNC switch is on, which allows
individual control of the set
temperature for the driver and front
passenger.
When you set the temperature to the
lower or upper limit, “Lo” or “Hi” is
displayed.
The temperature units for the
temperature setting display can be
changed in conjunction with the
temperature units for the outside
temperature display.
Refer to Outside Temperature
Display on page 4-19.
Fan control switch
The fan has 7 speeds. The selected
speed will be displayed.
Mode selector switch
The desired airfl ow mode can be
selected (page 5-4).
NOTE
With the airflow mode set to the
position and the temperature control
dial set at a medium temperature,
heated air is directed to the feet and
air at a comparably lower
temperature will
flow through the
central, left and right vents.
To set the air vent to , press the
windshield defroster switch.
In the position, the outside air
position is automatically selected.
Interior Features
Climate Control System
5-11
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

Rear side-marker lightsBrake lightsTa i l l i g h t sReverse lightsLicense plate lights
The LED bulb cannot be replaced as a
single unit because it is an integrated
unit.
The LED bulb has to be replaced with
the unit. We recommend an
Authorized Mazda Dealer when the
replacement is necessary.
Bulb type
Parking lights/Front side-marker
lights (Type B)
1. Make sure the ignition is switched off, and the headlight switch is o ff.
2. If you are changing the left bulb, start the engine, turn the steering
wheel all the way to the right, and
turn o ff engine. If you are changing
the right bulb, turn the steering
wheel to the left.
3. Pull the center of each plastic retainer and remove the retainers.
1. Removal
2. Installation

4. Pull the center of each plasticretainer and remove the retainers.
1. Removal
2. Installation

5. Turn the screw counterclockwise and remove it, and then partially
peel back the mudguard.
6. Turn the socket and bulb assemblycounterclockwise and remove it.
7. Disconnect the bulb from thesocket.
8. Install the new bulb in the reverse order of the removal procedure.
Maintenance and Care
Owner Maintenance
6-39
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

2. Remove the cover.
3. Turn the wing bolt and jack screwcounterclockwise.

1. Wing bolt
2. jack screw

5–Door
1. Remove the luggage mat.
2. Remove the jack.

To s e c u r e t h e j a c k
4–Door
1. Insert the wing bolt into the jackwith the jack screw pointing to the
front and turn the wing bolt
clockwise to temporarily tighten it.
2. Turn the jack screw clockwise.
1. Wing bolt
2. jack screw

3. Turn the wing bolt completely to secure the jack.
NOTE
If the jack is not completely secured, it
could rattle while driving. Make sure
the jack screw is su fficiently tightened.
If Trouble Arises
Flat Tire
7-4
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

2. Turn the spare tire hold-down boltcounterclockwise and remove the
spare tire.

1. Spare tire hold-down bolt
NOTE
If the spare tire hold-down bolt
cannot be loosened, hold the edge
of the tire and turn it
counterclockwise until the spare
tire hold-down bolt rotates.
5–Door
1. Remove the luggage mat.
2.(Vehicles with sub-woofer)
Uncouple the sub-woofer
connector.

NOTE
Extra strength may be required to
uncouple the connector. Be sure to
squeeze the tab firmly.
3. (Vehicles with sub-woofer)
Turn the spare tire hold-down bolt
counterclockwise and remove the
sub-woofer and the spare tire.

If Trouble Arises
Flat Tire
7-6
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34

(Vehicles without sub-woofer)
Turn the spare tire hold-down bolt
counterclockwise and remove the
spare tire.

1. Spare tire hold-down bolt
NOTE
If the spare tire hold-down bolt
cannot be loosened, hold the edge
of the tire and turn it
counterclockwise until the spare
tire hold-down bolt rotates.
To secure the spare tire
Store the spare tire in the reverse order
of removal. After storing , verify that the
spare tire is stored securely.
Changing a Flat Tire
▼ Changing a Flat Tire
NOTE
If the following occurs while driving , it
could indicate a fl
at tire.
Steering becomes
difficult.The vehicle begins to vibrate
excessively.
The vehicle pulls in one direction.
If you have a flat tire, drive slowly to a
level spot that is well o ff the road and
out of the way of tra ffic to change the
tire.
Stopping in tra ffic or on the shoulder
of a busy road is dangerous.
WARNING
Be sure to follow the directions for
changing a tire:
Changing a tire is dangerous if not
done properly. The vehicle can slip o ff
the jack and seriously injure someone.
No person should place any portion of
their body under a vehicle that is
supported by a jack.
Never allow anyone inside a vehicle
supported by a jack:
Allowing someone to remain in a
vehicle supported by a jack is
dangerous. The occupant could cause
the vehicle to fall resulting in serious
injury.
NOTE
Make sure the jack is well lubricated
before using it.
If Trouble Arises
Flat Tire
7-7
Mazda3_8JM2-EA -20H_Edition1_new 2020-7-10 17:21:34