2019 MAZDA MODEL 3 HATCHBACK engine

NOTE
The air conditioner operates when the
A/C switch is pressed while the air
conditioner is turned off.
The air conditioner may not function
when the outside temperature
approaches 0 °C (32 °F).
Air intake selector switch
Outside or recirculated air positions can be
selected. Press the switch to select outside/
recirculated air positions.
Recirculated air position (
)
Outside air is shut off. Use this position
when going through tunnels, driving in
congested traffic (high engine exhaust
areas) or when quick cooling is desired.
Outside air position (
)
Outside air is allowed to enter the cabin.
Use this mode for ventilation or
windshield d efrosting.
WA R N I N G
Do not recirculate the air in the cabin
during cold or rainy weather:
Recirculating the air in the cabin during
cold and rainy weather is dangerous as it
will cause the windows to fog up. Your
vision will be hampered, which could lead
to a serious accident.
SYNC (Synchronized Temperature)
switch
Use the SYNC switch to change the mode
between the individual operation (driver
and passenger) and interconnection
(simultaneous) modes.
Interconnection mo de (indicator light
turns on)
The set temperature for the driver and
front passenger is controlled
simultaneously.
Individual operation mode (indicator
light turns off)
The set temperature can be controlled
individually for the driver and front
passenger.
Windshield defroster switch
Press the switch to defrost the windshield
and front door windows.
Refer to Windshield Defrosting and
Defogging on page 5-12.
Rear window defogger switch
Press the rear window defogger switch to
defrost the rear window.
Refer to Rear Window Defogger on page
4-55.
▼ Operation of Automatic Air
Conditioner
1. Press the AUTO switch. Selection of
the airflow mode, air intake selector
and amount of airflow will be
automatically controlled.
2. Use the temperature control dial to
select a desired temperature.
If you want to set the temperature on
the front passenger's side separately
from the driver's side, turn the front
passenger temperature control dial to
switch the mode automatically to the
individual operation mode and set the
temperature for the front passenger's
side.
Interior Features
Climate Control System
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To turn off the system, press the power
switch.
NOTE
Turn the temperature control dial to
adjust the temperature between 15 °C
(60 °F) and 29 °C (84 °F). Set the
control dial to the recommended
temperature of 22 °C (72 °F), and then
adjust it as desired.
Setting the temperature to maximum hot
or cold will not provide the desired
temperature at a faster rate.
When selecting heat, the system will
restrict airflow until the engine has
warmed to prevent cold air from
blowing out of the vents.
▼Windshield Defrosting and
Defogging
Press the windshield
defroster switch.
In this position, the outside air position is
automatically selected, and the air
conditioner automatically turns on. The air
conditioner will direct ly dehumidify the
air to the front windshield and side
windows on page 5-4.
Airflow amount wil l be increased.
WA R N I N G
Set the temperature control to the hot or
warm position when defogging (
position):
Using the
position 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.
NOTE
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 off.
Be careful that the windows do not fog
up when doing any of the following:
Switching to recirculate mode
Turning off the air conditioner
Use the temperature control dial to
increase the air flow temperature and
defog the windshield more quickly.
▼ Sunlight/Temperature Sensor
The climate control system measures
inside and outside temperatures, humidity
and sunlight using the sunlight/
temperature sensor. It sets temperatures
inside the cab
in accordingly.
CAUTION
Do not obstruct both sensors, otherwise the
climate control system will not operate
properly.
Sunlight sensor
1. Sunlight sensor
Interior Features
Climate Control System
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WA R N I N G
Always adjust the audio while the vehicle is stopped:
Do not adjust the audio remote control switch while driving the vehicle. Adjusting the audio
while driving the vehicle is dangerous as it co uld distract your attention from the vehicle
operation which could lead to a serious accident.
Even if the audio control switches are equipped on the steering wheel, learn to use the
switches without looking down at them so that you can keep your maximum attention on the
road while driving the vehicle.
Do not allow the connection plug cord to get tangled with the shift lever (manual
transmission)/selector lever (automatic transmission):
Allowing the plug cord to become tangled with the shift lever (manual transmission)/selector
lever (automatic transmission) is dangerous as it could interfere with driving, resulting in an
accident.
Do not adjust the portable audio unit or a similar product while driving the vehicle:
Adjusting the portable audio unit or a similar product while driving the vehicle is dangerous
as it could distract your attention from the vehicle operation which could lead to a serious
accident. Always adjust the portable audio un it or a similar product while the vehicle is
stopped.
CAUTION
For the purposes of safe driving, adjust the au dio volume to a level that allows you to hear
sounds outside of the vehicle including car horns and particul arly emergency vehicle sirens.
NOTE
Do not use Mazda Connect for a long time with the engine stopped. Otherwise, the battery
power could be depleted.
If a mobile phone or CB radio is used in or near the vehicle, it could cause noise to occur
from the audio system. However, this does not indicate a problem.
Interior Features
Mazda Connect
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SiriusXM® All Access Subscription
Hopefully, you're already loving SiriusXM in your new Mazda. Bu t don't stop there — you
can also listen on the app and online. All Access is the very b est subscription package –
with the most channels and the mo st flexibility. With All Access, you get every channel
available on your vehicle, plus you can listen on the app, onli ne, and in your home on a
variety of connected devices. — so you can enjoy SiriusXM where ver you are. Here's what's
included:
Over 150 satellite channels to en joy in your car, coast-to-coast, 24/7.
All kinds of commercial-free musi c, plus every major sport, world-class news and the
biggest names in talk & entertainment.
All of our premium programming, including Howard Stern, every NFL, MLB®, and NBA
game, NHL
® games, every NASCAR® race, 24/7 talk channels dedicated to the biggest
leagues, and much more.
All SiriusXM services require a subscription, sold separately or as a package by SiriusXM
Radio Inc. (or, in Canada, SiriusXM Canada Inc.), after any tri al subscription which may be
included with your vehicle purchase or lease. To subscribe afte r your trial subscription, call
1-877-447-0011 (U.S.A.) or 1-877-438-9677 (Canada).
CAUTION
It is prohibited to copy, decompile, disassemble, reverse engineer, hack, manipulate, or
otherwise make available any technology or software incorporated in receivers compatible
with the SiriusXM satellite radio service or that support the SiriusXM website, the online
service or any of its content. Furthermore, the AMBE
® voice compression software included in
this product is protected by intellectual prop erty rights including patent rights, copyrights,
and trade secrets of Digital Voice Systems, Inc. The SiriusXM Service may include
traffic,
weather and other content and emergency alert information and data. Such information and
data is not for “safety for life”, but is me rely supplemental and advisory in nature and,
therefore, cannot be relied upon as safety critic al. Neither SiriusXM nor Mazda is responsible
for any errors in accuracies in the SiriusXM da ta services or its use in applications. The
SiriusXM content is subject to change without notice.
NOTE
SiriusXM Satellite Radio Service is available in the 48 contiguous United States and the
District of Columbia. The service is not available in Alaska, Hawaii or Puerto Rico.
Interior Features
Mazda Connect
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Interior Lights
▼Interior Lights
NOTE
Do not leave the lights on for long periods
while the engine is turned off. Otherwise
the battery power could be depleted.
Overhead lights
Front
1. Indicator light

Switch
Overhead Lights
ON/OFFPress the switch to turn it on. Press
the switch again to turn off the
lights.
Switch
Overhead Lights
DOOR OFFThe door interlock can be switched
ON/OFF.
When the door interlock is OFF, the
indicator light in the switch turns on.

Door interlock ON (indicator light
in switch is off)
The lights turn on when any of the
doors is opened.
The lights turn on/off in conjunc‐
tion with the illuminated entry
system.
Door interlock OFF (indicator
light in switch is on)
The lights do not turn on even if
any of the doors is opened.
The lights do not turn on/off in
conjunction with the illuminated
entry system.

Rear
NOTE
The rear overhead light also turn on and
off when the front o verhead light switch is
operated.
Interior Features
Interior Equipment
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Map lights
Press the switch to illuminate the map
lights, and then press the switch again to
turn them off.
NOTE
The map lights will not turn off even if the
switch is pressed in the following cases:
The overhead lights turn on by
operating the overhead light ON/OFF
switch (
).
The overhead lights turn on in
conjunction with a door opening/
closing.
The illuminated entry system is on.
Trunk light (4–door)
The trunk light is on when the trunk is
open and off when it is closed.
NOTE
Do not leave the trunk open for long
periods while the engine is turned off.
Otherwise the battery power could be
depleted.
Luggage compartment light (5–door)
The luggage compartment light is on when
the liftgate is open and off when it is
closed.
NOTE
Do not leave the lift gate open for long
periods while the engine is turned off.
Otherwise the battery power could be
depleted.
▼ Illuminated Entry System
The overhead lights turn on when any of
the following operations is done with the
overhead light switch in the DOOR
position.
The driver's door is unlocked with the
ignition is switched OFF.
The ignition is sw
itched OFF with all
doors closed.
Interior Features
Interior Equipment
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Noise may occur on the audio playback
depending on the device connected to
the accessory socket.
 Depending on the device connected to
the accessory socket, the vehicle's
electrical system may be affected, which
could cause the warning light to
illuminate. Disconnect the connected
device and make sure that the problem is
resolved. If the problem is resolved,
disconnect the device from the socket
and switch the ignition off. If the problem
is not resolved, consult an Authorized
Mazda Dealer.
NOTE
To prevent discharging of the battery, do
not use the socket for long periods with the
engine off or idling.
Connecting the accessory socket
1. Open the lid.
2. Pass the connection plug cord through
the cutout of the console and insert the
plug into the accessory socket.

1. Plug
Cup Holder
▼ Cup Holder
WA R N I N G
Never use a cup holder to hold hot liquids
while the vehicle is moving:
Using a cup holder to hold hot liquids while
the vehicle is moving is dangerous. If the
contents spill, you could be scalded.
Do not put anything other than cups or
drink cans in cup holders:
Putting objects other than cups or drink
cans in a cup holder is dangerous.
During sudden braking or maneuvering,
occupants could be hit and injured, or
objects could be thrown around the
vehicle, causing interference with the driver
and the possibility of an accident. Only use
a cup holder for cups or drink cans.
Interior Features
Interior Equipment
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6Maintenance and Care
How to keep your Mazda in top condition.
Essential Information........................6-2 Introduction.................................. 6-2
Scheduled Maintenance.................... 6-4 Scheduled Maintenance................ 6-4
Owner Maintenance........................ 6-11 Owner Maintenance
Precautions..................................6-11
Hood........................................... 6-12
Engine Compartment
Overview.................................... 6-14
Engine Oil...................................6-15
Engine Coolant........................... 6-17
Brake/Clutch Fluid ..................... 6-18
Washer Fluid............................... 6-19
Body Lubrication...... .................. 6-20
Wiper Blades.............................. 6-20
Battery........................................ 6-25
Key Battery Replacement........... 6-27
Tires............................................ 6-30
Light Bulbs................................. 6-34
Fuses........................................... 6-37
Appearance Care............................. 6-43
Exterior Care.............................. 6-43
Interior Care................................6-49
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