engine MAZDA MODEL 3 HATCHBACK 2020 Owners Manual (in English)

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 tu
rned 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 overhead 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 o n 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 liftgate 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 switched 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 ..................... 6-19
Washer Fluid............................... 6-19
Body Lubrication...... .................. 6-20
Wiper Blades.............................. 6-21
Battery........................................ 6-26
Key Battery Replacement........... 6-28
Tires............................................ 6-31
Light Bulbs................................. 6-35
Fuses........................................... 6-38
Appearance Care............................. 6-44
Exterior Care.............................. 6-44
Interior Care................................6-50
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Scheduled Maintenance
▼Scheduled Maintenance (U.S.A. and Puerto Rico)
Vehicles utilizing the vehicle status monitor feature:
The vehicle status monitor featur
e alerts you of maintenance needs by turning on the wrench
indicator light or displaying a message in the instrument panel , or both.
Every maintenance must be done when the display/wrench indicati on comes on. The dis‐
play/wrench indication will come on before reaching the maximum interval of 16,000 km
(10,000 miles), or 12 months (after the previous maintenance).
If you drive your vehicle under any of the following conditions , follow the Severe Driving
Scheduled Maintenance and replace the engine oil and filter eve ry 8,000 km (5,000 miles)
or 6 months, whichever comes first.
Otherwise, follow the Normal Driving Scheduled Maintenance inte rvals.
1. The vehicle is idled for long periods or driven at low speeds , such as with police cars,
taxis, or driver's education school car.
2. Driving under dusty conditions.
3. Driving for long periods in co ld temperatures or driving regularly for short distances on‐
ly.
4. Driving under extremely high temperature conditions.
5. Driving continuously in mountainous regions.
If you are following the Severe Driving Scheduled Maintenance ( 8,000 km (5,000 miles) or
6 months oil replacemen t interval), set the vehicle status moni tor manually.
Refer to the Information section in the Mazda Connect Owner's M anual. Please contact an
Authorized Mazda Dealer if necessary.
USA and Puerto Rico Residents (Normal Driving Scheduled Mainten ance):
Maintenance ItemNormal Driving Scheduled Maintenance Intervals
1st 2nd 3rd 4th 5th 6th 7th 8th
Engine oil & filter
*1RRRRRRRR
Spark plug Replace every 12 0,000 km (75,000 miles).
Air filter RR
Drive belts IIIIIIII
Engine coolant level IIIIIIII
Engine coolant
*2Replace at first 192,000 km ( 120,000 miles) or 120 months;
after that, every 96,000 km (60,000 miles) or 60 months.
Fuel lines & hoses
*3IIII
Hoses and tubes for emission
*3II
Brake lines, hoses and connections I I I I
Vacuum brake booster and hose With vacuum
boosterIIII
Maintenance and Care
Scheduled Maintenance
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Maintenance ItemNormal Driving Scheduled Maintenance Intervals
1st 2nd 3rd 4th 5th 6th 7th 8th
Brake and clutch fluid level IIIIIIII
Brake fluid With electrical
boosterRRRR
Disc brakes IIIIIIII
Tire rotation Rotate every 16,000 km (10,000 miles).
Tire inflation pressure and tire wear
*4IIIIIIII
Steering operation and linkages I I I I
Front and rear suspension, ball joints and wheel
bearing axial play IIII
Rear differential oil
*5
Transfer oil*5
Driveshaft dust boot II II
Bolts and nuts on chassis and body TTTT
Exhaust system and heat shields II
Emergency flat tire repair kit (if installed)
*6Inspect annually.
Cabin air filter Replace every 48 ,000 km (30,000 miles) or 24 months.
Function of all lights IIIIIIII
Chart symbols:
I: Inspect: Inspect and clean, repair, adjust, fill up, or replace if necessary.
R: Replace
T: Ti g h t e n
Remarks:
*1 Reset the engine oil data whene ver replacing the engine oil regardless of the message/wrench indicator light
display.
*2 Use of FL-22 is recommended wh en replacing engine coolant. Using engine coolant other than FL-22 may
cause serious damage to the engine and cooling system.
*3 According to state/provincial and federal regulations, failure to perform maintenance on these items will not void your emissions warranties. However, Mazda recommends that all maintenance services be performed at
the recommended time or mileage/ kilometer period to ensure long-term reliability.
*4 Inspect a spare tire if installed.*5 If this component has been subm erged in water, the oil should be replaced.*6 Check the tire repair fluid exp iration date every year when performing the periodic maintenance. Replace the
tire repair fluid bottle with new one before the expiration date.
Maintenance and Care
Scheduled Maintenance
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USA and Puerto Rico Residents (Severe Driving Scheduled Maintenance):
Number of months or kilometers (miles), whichever comes first.
Months 6 12182430364248
× 1000 km 8 16243240485664
× 1000 miles 5 10 15 20 25 30 35 40
Engine oil & filter
*1RRRRRRRR
Maintenance Interval (other than engine oil &
filter replacement)
*21st 2nd 3rd4th
Chart symbols:
R: Replace
Remarks:
*1 Reset the engine oil data whenever replacing the engine oil re gardless of the message/wrench indicator light
display.
*2 Follow Maintenance Interval lis ted in Normal Driving Scheduled Maintenance.
▼Scheduled Maintenance (Canada)
Vehicles utilizing the vehicle status monitor feature:
The vehicle status monitor feat
ure alerts you of engine oil replacement by turning on the
wrench indicator light or displaying a message in the instrumen t panel, or both.
Every engine oil replacement must be done when the display/wrench indication comes on.
The display/wrench indication will come on before reaching the maximum interval of
16,000 km (10,000 miles), or 12 mo nths (after the previous maintenance).
If you are following 8,000 km (5, 000 miles) or 6 months maintenance interval, set the vehi‐
cle status monitor manually.
Refer to the owner's manual section of mazda.ca for the Mazda C onnect owner's manual or
contact an Authorized Mazda Dealer if necessary.
Canada residents
Maintenance Interval Number of months or kilometers (miles), whichever comes first.
Months 6 1218243036424854606672
×1000 km8 1624324048566472808896
×1000miles 5 1015202530354045505560
Engine oil & filter
*1*2Replace when the wrench indicator light is ON.
(Upper limit interval is 16,000 k m (10,000 miles) or 12 months.)
Spark plug Replace every 120,000 km (75,000 miles).
Air filter Replace every 56,000 km (35,000 miles) or 36 months.
Drive belts
*3II
Engine coolant level IIIIIIIIIIII
Maintenance and Care
Scheduled Maintenance
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Maintenance IntervalNumber of months or kilometers
(miles), whichever comes first.
Months 6 1218243036424854606672
×1000 km8 1624324048566472808896 ×1000miles 5 1015202530354045505560
Engine coolant
*4Replace at first 192,000 km (120, 000 miles) or 120 months; after that,
every 96,000 km (60,000 miles) or 60 months.
Fuel lines & hoses
*5III
Hoses and tubes for emission
*5I
Brake lines, hoses and connections I I I
Vacuum brake booster
and hose With vac‐
uum boos‐
ter
IIIIII
Brake fluid With elec‐
trical boos‐
ter
RRR
Disc brakes I C/L I I/C/
L IC/LI I/C/
L
Tire rotation Rotate every 8,000 km (5,000 miles).
Tire inflation pressure and tire wear
*6IIIIIIIIIIII
Steering operation and linkages II I
Front and rear suspension, ball joints
and wheel bearing axial play III
Rear differential oil
*7
Transfer oil*7
Body condition inspection for rust,
corrosion and perforation IIIIII
Driveshaft dust boot I I I
Bolts and nuts on chassis and body T T T
Exhaust system and heat shields I
Emergency flat tire repair kit (if in‐
stalled)
*8Inspect annually.
Cabin air filter Replace every 40,000 km (25,000 miles) or 24 mo nths.
Chart symbols:
I: Inspect: Inspect and clean, repair, adjust, fill up, or replace if necessary.
R: Replace
C: Clean
L: Lubricate
T: Ti g h t e n
Maintenance and Care
Scheduled Maintenance
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