MAZDA MODEL 3 SEDAN 2021 Owners Manual

Thank you for choosing a Mazda. We at Mazda design and build vehicles with
complete customer satisfaction in mind.

To help ensure enjoyable and trouble-free operation of your Mazda, read this
manual carefully and follow its recommendations.

An Authorized Mazda Dealer knows your vehicle best. So when maintenance or
service is necessary, that's the place to go.

Our nationwide network of Mazda professionals is dedicated to providing you with
the best possible service.

We assure you that all of us at Mazda have an ongoing interest in your motoring
pleasure and in your full satisfaction with your Mazda product.
Mazda Motor CorporationHIROSHIMA, JAPAN

Important Notes About This Manual
Keep this manual in the glove compartment as a handy reference for the safe and enjoyable use of
your Mazda. Should you resell the vehicle, le ave this manual with it for the next owner.

All specifi cations and descriptions are accurate at the time of printing. Because improvement is a con-
stant goal at Mazda, we reserve the right to make changes in speci fications at any time without notice
and without obligation.

Air Conditioner and the Environment
Your Mazda's genuine air conditioner is filled with a refrigerant that has been found not to damage
the earth's ozone layer. If the air conditioner does not operate properly, consult an Authorized Mazda
Dealer.
Perc h l o rate
Certain components of this vehicle such as [air ba g modules, seat belt pretensioners, lithium batteries,
…] may contain Perchlorate Material-- Special handling may apply for service or vehicle end of life dis-
posal. See
www.dtsc.ca.gov/hazardouswaste/perchlorate.

Please be aware that this manual applies to all models, equipment and options. As a result, you
may find some explanations for equipment not installed on your vehicle.

©2020 Mazda Motor CorporationAugust 2020 (Print1)
A Word to Mazda Owners
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We want to help you get the most
driving pleasure from your vehicle.
Your owner's manual, when read from
beginning to end, can do that in many
ways.

Illustrations complement the words of
the manual to best explain how to
enjoy your Mazda. By reading your
manual, you can find out about the
features, important safety information,
and driving under various road
conditions.

You'll find several WARNINGs,
CAUTIONs, and NOTEs in the manual.
WARNING
A WARNING indicates a situation in
which serious injury or death could
result if the warning is ignored.
CAUTION
A CAUTION indicates a situation in
which bodily injury or damage to your
vehicle, or both, could result if the
caution is ignored.
NOTE
A NOTE provides information and
sometimes suggests how to make
better use of your vehicle.

The symbol below in this manual
means “Do not do this” or “Do not let
this happen”.

The following symbol indicates the first
operation, such as a push or a turn.
The following symbol indicates the
second operation, such as a push or a
turn.
The following symbol indicates the
location of parts.
The following symbol indicates a
change of status.
The following symbol, located on
some parts of the vehicle, indicates
that this manual contains information
related to the part.
Please refer to the manual for a
detailed explanation.
Index: A good place to start is the
Index, an alphabetical listing of all
information in your manual.

How to Use This Manual
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Table of Contents
Pictorial Index
Interior, exterior views and part identification of your Mazda.1
Essential Safety Equipment
Important information about safety equipment, including seats, seat
belt system, child-restraint systems and SRS air bags.2
Before Driving
Use of various features, including keys, doors, mirrors and windows.3
When Driving
Information concerning safe driving and stopping.4
Interior Features
Use of various features for ride
comfort, including air-conditioning
system and audio system.5
Maintenance and Care
How to keep your Mazda in top condition.6
If Trouble Arises
Helpful information on what to do if a problem arises with the
vehicle.7
Customer Information and Reporting Safety Defects
Important consumer information including warranties and add-on
equipment.8
Speci fications
Technical information about your Mazda.9
Index10
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1Pictorial Index
Interior, exterior views and part identification of your Mazda.
Interior Overview......................1-2 Interior Equipment (View
A)......................................... 1-2
Interior Equipment (View
B)......................................... 1-3
Interior Equipment (View
C)......................................... 1-4
Interior Equipment (View
D)........................................ 1-5
Interior Equipment (View
E)......................................... 1-6
Exterior Overview..................... 1-8 4-Door................................. 1-8
5-Door................................. 1-9
1-1
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Interior Equipment (View A)
▼Interior Equipment (View A)
ƒ
High beam control switch.................................................................. page 4-92
„ Lighting control................................................................................. page 4-46
… Turn and lane-change signals............................................................. page 4-52
† Audio remote control switches........................................................... page 5-23
‡ INFO switch...................................................................................... page 4-14
ˆ Cruise control switches.................................. page 4-124, 4-133, 4-146, 4-215
‰ Wiper and washer lever..................................................................... page 4-53
Š i-ACTIVSENSE OFF switch.................................................................. page 4-89
‹ 360° view monitor switch................................................................page 4-178
ΠParking sensor OFF switch............................................................... page 4-242
DSC OFF switch................................................................................ page 4-80
Ž Position memory buttons................................................................... page 2-11
Trunk release button.......................................................................... page 3-20
Outside mirror switches..................................................................... page 3-30
‘ Power window switches.....................................................................page 3-34
’ Power window lock switch................................................................. page 3-34
“ Door-lock switch.............................................................................. page 3-16
” Door-lock knob................................................................................ page 3-18
Pictorial Index
Interior Overview
1-2The equipment and installation position varies by vehicle
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Interior Equipment (View B)
▼Interior Equipment (View B)
ƒ
Instrument cluster............................................................................. page 4-12
„ Active driving display......................................................................... page 4-30
… Mazda Connect................................................................................ page 5-15
† Climate control system........................................................................ page 5-2
‡ Heated steering wheel switch............................................................. page 2-21
ˆ Seat warmer switches........................................................................ page 2-20
‰ Hazard warning
flasher switch............................................................ page 4-60
Š Rear window defogger switch............................................................ page 4-58
‹ Glove compartment.......................................................................... page 5-46
ΠExternal input terminal.......................................................................page 5-15
Push button start................................................................................. page 4-4
Ž Horn................................................................................................ page 4-59
Lock release lever................................................................................ page 2-5
Hood release handle................. ........................................................ page 6-13
‘ Storage pocket.................................................................................. page 5-46
Pictorial Index
Interior Overview
The equipment and installation position varies by vehicle1-3
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Interior Equipment (View C)
▼Interior Equipment (View C)
ƒ
Head restraint................................................................................... page 2-17
„ Front seat........................................................................................... page 2-5
… Seat belt........................................................................................... page 2-23
† Bottle holder.....................................................................................page 5-44
‡ Vanity mirror..................................................................................... page 5-38
ˆ Sunvisor........................................................................................... page 5-38
‰ Overhead light (front)/Map lights...................................................... page 5-39
Š Overhead console............................................................................. page 5-46
‹ Moonroof switch...............................................................................page 3-38
ΠRearview mirror................................................................................ page 3-32
Vent................................................................................................... page 5-3
Ž Cup holder....................................................................................... page 5-42
Shift lever/Selector lever...........................................................page 4-33, 4-35
Drive selection switch........................................................................ page 4-81
‘ Commander switch........................................................................... page 5-19
’ Electric Parking Brake (EPB) switch...................................................... page 4-66
“ AUTOHOLD switch........................................................................... page 4-73
Pictorial Index
Interior Overview
1-4The equipment and installation position varies by vehicle
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Interior Equipment (View D)
▼Interior Equipment (View D)
ƒ
Push knob (5-door)........................................................................... page 2-14
„ Head restraint................................................................................... page 2-17
… Child safety lock................................................................................page 3-19
† Rear coat hook..................................................................................page 5-45
‡ Power window switch........................................................................page 3-34
ˆ Overhead light (rear)......................................................................... page 5-39
‰ Door-lock knob................................................................................ page 3-18
Š Assist grip......................................................................................... page 5-44
‹ Center console................................................................................. page 5-46
ΠAccessory socket............................................................................... page 5-41
External input terminal.......................................................................page 5-15
Ž Bottle holder.....................................................................................page 5-44
Rear seat.......................................................................................... page 2-14
Cup holder....................................................................................... page 5-42
‘ Armrest............................................................................................ page 2-16
’ ISOFIX lower anchors (Mexico)/LATCH lower anchors (Except Mexico) ...............
........................................................................................................page 2-50
“ Seat belt........................................................................................... page 2-23
Pictorial Index
Interior Overview
The equipment and installation position varies by vehicle1-5
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Interior Equipment (View E)
▼4-Door
ƒ
Lever................................................................................................ page 2-14
„ Trunk light........................................................................................ page 5-39
Pictorial Index
Interior Overview
1-6The equipment and installation position varies by vehicle
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