light MAZDA MODEL 3 HATCHBACK 2021 Owners Manual

▼Touch Sensor Inoperable Warning
Beep (With the advanced keyless
function)
A warning beep is activated to notify
the driver that the doors are not locked
when all of the following conditions
are met:
The ignition is switched OFF.All the doors and liftgate are not fully
closed.
The lock is operated 3 times within 5
seconds.
Check the ignition and whether the
doors and liftgate are open or closed,
and then operate the lock again.
▼ Liftgate Door-lock Switch
Inoperable Warning Beep*
When the door-lock switch on the
liftgate is pressed under any of the
following conditions, a warning sound
is activated.
The ignition is switched to a position
other than OFF.
Any door is open.
Make sure that none of the above
conditions are present, and then press
the door-lock switch again.
▼ Key Left-in-luggage
Compartment/Trunk Warning
Beep (With the advanced keyless
function)
If the key is left in the luggage
compartment/trunk with all the doors
locked and the liftgate/trunk lid
closed, a beep will be heard outside
for about 10 seconds to notify the
driver that the key is in the luggage
compartment/trunk. In this case, take
out the key by pressing the electric
liftgate/trunk lid opener and opening
the liftgate/trunk lid. The key taken out
of the luggage compartment/trunk
may not operate because its functions
have been temporarily stopped. To
restore the key's functions, perform
the applicable procedure (page 3-8).
▼Key Left-in-vehicle Warning Beep
(With the advanced keyless
function)
If all the doors and luggage
compartment/trunk are locked using
another key while the key is left in the
cabin, the beep wh
ich sounds outside
of the vehicle will be heard for about
10 seconds to notify the driver that the
key is in the cabin. In this case, take
out the key by opening the door. A key
taken out of the vehicle using this
method may not operate because its
functions have been temporarily
stopped. To restore the key's functions,
perform the applicable procedure
(page 3-8).
If Trouble Arises
Warning/Indicator Lights and Warning Sounds
7-44*Some models.
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▼Low Fuel Warning Beep
When the low fuel warning light
fl
ashes, a warning beep is activated
once at the same time.
▼ Brake Override Warning Beep
A warning beep is activated when the
accelerator pedal and brake pedal are
depressed at the same time while
driving. Only depress the brake pedal.
▼Shift Position Warning Beep
A sound is activated when the push
button start is pressed while the
selector lever is in a position other
than P, and the ignition is switched to
ACC. Check the selector lever
position.
▼Electric Parking Brake (EPB)
War n in g Be ep
The warning buzzer is activated under
the following conditions:
The vehicle is driven with the parking
brake applied.
The Electric Parking Brake (EPB)
switch is pulled while the vehicle is
driven.
You attempt to start driving the
vehicle while the conditions for
releasing the Electric Parking Brake
(EPB) automatically have not been
met.
▼
AUTOHOLD Warning Beep
Warning light
flashes/message is
displayed and beep sound is activated
simultaneously for about 5 seconds
when using AUTOHOLD function or
when AUTOHOLD switch is operated.
Because a problem with AUTOHOLD
function has occurred, AUTOHOLD
function does not operate even if
AUTOHOLD switch is operated.

If the warning light flashes/message is
displayed and the beep sound is
activated simultaneously, have your
vehicle inspected at an Authorized
Mazda Dealer.
▼ Vehicle Problem Warning Beep
If any of the following problems occur,
a warning beep is activated. Check the
information regarding the warning
indication in the instrument cluster or
on the center display.
Automatic transmission problemIncrease in automatic transmission
internal temperature
Brake
fluid amount decreaseEngine oil level sensor problemElectric Parking Brake (EPB) problemEngine hydraulic pressure decreaseEngine coolant temperature increaseEngine system problem
If Trouble Arises
Warning/Indicator Lights and Warning Sounds
7-45
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▼Blind Spot Monitoring (BSM)
System Warning Beep*
The Blind Spot Monitoring (BSM)
warning beep operates when the turn
signal lever is operated to the side
where the Blind Spot Monitoring
(BSM) warning light is illuminated.
▼Front Cross Tra
ffic Alert (FCTA)
Warning Beep*
The Front Cross Tra ffic Alert (FCTA)
warning beep is activated if there is a
possibility of collision with a vehicle
approaching from the front on the left
and right sides of the vehicle.
▼ Rear Cross
Traffic Alert (RCTA)
Warning Beep*
The Rear Cross Tra ffic Alert (RCTA)
warning beep is activated if there is a
possibility of collision with a vehicle
approaching from the rear on the left
and right sides of the vehicle.
▼ Lane Departure Warning Sound*
While the system is operating, if the
system determines that the vehicle may
depart from the lane, it sounds a
warning sound.
NOTE
The volume of the Lane Departure
Warning System (LDWS) warning
sound can be changed.
Refer to the Settings section in the
Mazda Connect Owner's Manual.
▼ Mazda Radar Cruise Control
(MRCC) System Warnings*
The Mazda Radar Cruise Control
(MRCC) system warnings notify the
driver of system malfunctions and
cautions on use when required.
Check based on the beep sound.
Warning beep type Noti
fication content
The beep sounds 1
time while the Mazda
Radar Cruise Control
(MRCC) is operating The vehicle speed is
slower than 25 km/h
(16 mph) and the
Mazda Radar Cruise
Control (MRCC) sys-
tem has been can-
celed.
The beep sounds in-
termittently while the
Mazda Radar Cruse
Control (MRCC) is op-
erating. The distance between
your vehicle and the
vehicle ahead is too
close. Check the safety
of the surrounding
area and reduce vehi-
cle speed.
▼
Mazda Radar Cruise Control with
Stop & Go function (MRCC with
Stop & Go function) System
Warnings
*
The Mazda Radar Cruise Control with
Stop & Go function (MRCC with Stop
& Go function) system warnings notify
the driver of system malfunctions and
cautions on use when required.
Check based on the beep sound.
Warning beep type Noti
fication content
The beep sounds 1
time while the Mazda
Radar Cruise Control
with Stop & Go func-
tion (MRCC with Stop
& Go function) is op-
erating If a malfunction occurs
in the system, make
sure that the Mazda
Radar Cruise Control
with Stop & Go func-
tion (MRCC with Stop
& Go function) has
been canceled.
If Trouble Arises
Warning/Indicator Lights and Warning Sounds
7-46*Some models.
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Warning beep type Notification content
The beep sounds in-
termittently while the
Mazda Radar Cruise
Control with Stop &
Go function (MRCC
with Stop & Go func-
tion) is operating. The distance between
your vehicle and the
vehicle ahead is too
close. Check the safety
of the surrounding
area and reduce vehi-
cle speed.
▼
Excessive Speed Warning*
If the vehicle speed exceeds the speed
limit sign displayed in the active driving
display/instrument cluster, the area
around the speed limit sign
flashes in
amber and the warning sound is
activated at the same time. If the
vehicle speed continues to exceed the
displayed speed limit sign, the
indication stops flashing and remains
on.
▼ Collision warning*
If there is a possibility of a collision
with a vehicle ahead, a warning sound
is activated at the same time as the
warning indications are displayed in
the instrument cluster or active driving
display.
▼Door-ajar Warning Beep
A warning beep is actived if the vehicle
is driven with any door or liftgate ajar.
Drive the vehicle after closing the
doors and liftgate.
If Trouble Arises
Warning/Indicator Lights and Warning Sounds
*Some models.7-47
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Tire Labeling
▼Tire Labeling
Federal law requires tire manufacturers
to place standardized information on
the sidewall of all tires. This
information identi
fies and describes
the fundamental characteristics of the
tire and also provides a tire
identi fication number for safety
standard certi fication and in case of a
recall.
▼ Information on Passenger Vehicle
Tires
Please refer to the sample below.
1. SAFETY WARNING
2. Passenger car tire
3. Nominal width of tire in millimeters
4. Ratio of height to width (aspect
rat io)
5. Radial
6. Run- flat tire
7. Rim diameter code
8. TIN : U.S. DOT tire
identification
number
9. Load index & speed symbol
10.Severe snow conditions
11.Tire ply composition and materials used
12.Max. load rating
13.Tread wear, traction and temperature grades
14.Max. permissible in flation pressure

P215/65R15 95H is an example of a
tire size and load index rating. Here is
an explanation of the various
components of that tire size and load
index rating. Note that the tire size and
load index rating may be di fferent from
the example.
P
Indicates a tire that may be installed on
cars, SUVs, minivans and light trucks as
designated by the Tire and Rim
Association (T&RA).
NOTE
If your tire size does not begin with a
letter this may mean it is designated by
either ETRTO (European Tire and Rim
Technical Organization) or JATMA
(Japan Tire Manufacturing
Association).
215
“215” is the nominal width of the tire
in millimeters. This three-digit number
gives the width in millimeters of the
tire from sidewall edge to sidewall
edge. In general, the larger the
number, the wider the tire.
65
“65” is the aspect ratio. This two-digit
number indicates the tire's ratio of
height to width.
R
“R” is the tire construction symbol. R
indicates “Radial ply construction”.
15
“15” is the wheel rim diameter in
inches.
Customer Information and Reporting Safety Defects
Tire Information (U.S.A.)
8-23
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T115/70D16 90M is an example of a
tire size and load index rating. Here is
an explanation of the various
components of that tire size and load
index rating. Note that the tire size and
load index rating may be different from
the example.
T
Indicates a tire that may be installed on
cars, SUVs, minivans and light trucks as
designated by the Tire and Rim
Association (T&RA).
115
“115” is the nominal width of the tire
in millimeters. This three-digit number
gives the width in millimeters of the
tire from sidewall edge to sidewall
edge. In general, the larger the
number, the wider the tire.
70
“70” is the aspect ratio. This two-digit
number indicates the tire's ratio of
height to width.
D
“D” is the tire cons truction symbol. D
indicates “diagonal ply construction”.
16
“16” is the wheel rim diameter in
inches.
90
“90” is the Load Index. This two-or
three-digit number indicates how
much weight each tire can support.
M
“M” is the speed rating. The speed
rating denotes the maximum speed for
which the use of the tire is rated.
Letter Rating Speed Rating
M 81 mph
Customer Information and Reporting Safety Defects
Tire Information (U.S.A.)
8-26
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▼Light Bulbs
Exterior light
Light bulb Category
Watta ge UN-R*1 (SAE)
Headlights LED ― (― )
Daytime running lights LED― (― )
Parking lights LED type
LED― (― )
Bulb type 5WY5W (―)
Front turn signal lights LED― (― )
Front side-marker lights LED type
LED― (― )
Bulb type 5WY5W (―)
Side turn signal lights
*LED ― (― )
High-mount brake light LED― (― )
Rear turn signal lights LED― (― )
Rear side-marker lights LED― (― )
Brake lights LED― (― )
Taillights LED― (― )
Reverse lights LED― (― )
License plate lights LED― (― )
*1UN -R stands for United Nations Regulation.
Interior light
Light bulb Category
Watta ge UN-R*1
Overhead light (Front)/Map lights LED―
Overhead light (Rear) LED―
Vanity mirror lights
*LED ―
Trunk light (4-Door) 5―
Luggage compartment light (5-Door) LED―
*1UN-R stands for United Nations Regulation.
Specifications
Speci fications
*Some models.9-9
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Index
A
Accessory Socket....................... 5-41
Active Driving Display................4-30
Adaptive Front Lighting System
(AFS)........................................ 4-90
Add-On Non-Genuine Parts and
Accessories............................... 8-17
Advanced KeyAdvanced keyless entry
system................................... 3-9
Operational range................ 3-10
Advanced Keyless Entry System..... 3-9
Antilock Brake System (ABS).......4-77
Assist Grips............................... 5-44
AUTOHOLD.............................. 4-71
AUTOHOLD Warning Beep........ 7-45
Automatic Transmission Active Adaptive Shift (AAS)... 4-38
Automatic transmission
controls................................4-35
Direct mode.........................4-44
Driving tips.......................... 4-45
Manual shift mode............... 4-38
Shift-lock system...................4-36
Transmission ranges.............. 4-37
B
Battery...................................... 6-29Maintenance........................ 6-30
Replacement........................ 6-30
Speci fications......................... 9-4
Battery Runs Out....................... 7-17
Jump-starting....................... 7-17
Blind Spot Monitoring (BSM)..... 4-96 Canceling operation of Blind Spot
Monitoring (BSM)...............4-100
Blind Spot Monitoring (BSM) Warning
Beep.........................................7-46
Body Lubrication....................... 6-23
Bottle Holder............................ 5-44
Brakes Brake assist.......................... 4-69
Brake override system........... 4-70
Electric Parking Brake (EPB)....4-66
Foot brake............................4-65
Pad wear indicator................4-69
Parking brake....................... 4-66
Warning light........................4-69
Brake Override System............... 4-70
Brake Override Warning Beep.....7-45
Break-In Period......................... 3-44
C
Capacities...................................9-5
Cell Phones.............................. 8-18
Center Console......................... 5-46
Child Restraint Categories of child-restraint
systems................................ 2-37
Child-restraint precautions.... 2-32
Child-restraint system
installation........................... 2-37
Child-restraint system suitability
for various seat positions
table.................................... 2-39
Installing child-restraint
systems................................ 2-42
ISOFIX child-restraint systems
(Mexico).............................. 2-50
LATCH child-restraint systems
(Except Mexico)................... 2-50
Climate Control System Fully automatic type..............5-10
Manual type...........................5-5
Operating tips........................ 5-2
Vent operation....................... 5-3
Collision warning...................... 7-47
Coming Home Light.................. 4-50
Cruise Control........................ 4-215
10-2
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Index
Cruise control switch.......... 4-215
Cruise standby indication (white)/
cruise set indication (green) ..........
......................................... 4-215
Cup Holder.............................. 5-42
Customer Assistance (Canada)..... 8-6
Customer Assistance (Mexico)... 8-10
Customer Assistance (Puerto
Rico).......................................... 8-9
Customer Assistance (U.S.A.)....... 8-2
Cylinder Deactivation................ 4-11
D
Daytime Running Lights............. 4-51
Defogger.................................. 4-58 Mirror.................................. 4-59
Rear window........................ 4-58
Dimensions.................................9-6
Display..................................... 4-12
Distance & Speed Alert (DSA).. 4-108 Indication on display...........4-109
Door Locks............................... 3-11
Door-ajar Warning Beep............ 7-47
Driver Attention Alert (DAA).... 4-109
Driver Monitoring Camera....... 4-214
Driver Monitoring (DM)...........4-111
Drive Selection..........................4-81
Driving In Flooded Area............. 3-49
Driving on Uneven Road............ 3-50
Driving Position Memory........... 2-11
Driving Tips...............................3-44 Automatic transmission......... 4-45
Break-in period.................... 3-44
Driving in flooded area......... 3-49
Driving on uneven road.........3-50
Floor mat............................. 3-46
Hazardous driving.................3-45
Overloading......................... 3-49
Rocking the vehicle...............3-46
Saving fuel and protection of the
environment.........................3-44
Turbocharged vehicles (SKYACTIV -
G 2.5T)................................ 3-50
Winter driving...................... 3-47
Dynamic Stability Control
(DSC)....................................... 4-79 DSC OFF indicator light........ 4-80
DSC OFF switch................... 4-80
TCS/DSC indicator light........4-79
E
Electric Parking Brake (EPB)........ 4-66
Electric Parking Brake (EPB) Warning
Beep.........................................7-45
Emergency StartingPush-starting........................ 7-20
Starting a flooded engine...... 7-20
Emergency Towing Tiedown hooks..................... 7-24
Towing description............... 7-23
Emission Control System............ 3-26
Engine Coolant............................... 6-20
Engine compartment
overview.............................. 6-15
Exhaust gas.......................... 3-26
Hood release....................... 6-13
Oil....................................... 6-17
Starting.................................. 4-5
Essential Information................... 6-2
Event Data Recorder.................. 8-19
Excessive Speed Warning........... 7-47
Exterior Care............................. 6-48 Aluminum wheel
maintenance........................ 6-53
Bright-metal maintenance..... 6-52
Maintaining the finish........... 6-49
Plastic part maintenance....... 6-53
10-3
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Index
F
FlasherHazard warning.................... 4-60
Headlights............................4-46
Flat Tire Changing a flat tire................. 7-7
Mounting the spare tire........ 7-12
Removing a flat tire................ 7-8
Floor Mat................................. 3-46
Fluids Brake/Clutch........................6-21
Classi fication.......................... 9-5
Washer................................ 6-22
Foot Brake................................ 4-65
Forward Sensing Camera (FSC) ..........
.............................................. 4-203
Front Camera/Side Cameras/Rear
Camera.................................. 4-213
Front Cross Tra ffic Alert (FCTA) ..........
.............................................. 4-113
Front Cross Traffic Alert (FCTA)
Warning Beep........................... 7-46
Front Radar Sensor.................. 4-207
Front Side Radar Sensor........... 4-209
Fuel Filler lid and cap...................3-27
Requirements....................... 3-25
Tank capacity......................... 9-5
Fuses........................................ 6-40 Panel description.................. 6-43
Replacement........................ 6-40
G
Gauges..................................... 4-12
Glove Compartment..................5-46
H
Hazardous Driving.....................3-45
Hazard Warning Flasher............. 4-60
HeadlightsComing home light...............4-50
Flashing................................4-49
High-low beam.................... 4-49
Leaving home light............... 4-50
Leveling................................4-51
Head Restraint.......................... 2-17
High Beam Control System
(HBC)....................................... 4-90 High Beam Control System (HBC)
indicator light (green)........... 4-91
Hill Launch Assist (HLA)............. 4-75
HomeLink Wireless Control
System...................................... 4-60
Hood Release........................... 6-13
Horn........................................ 4-59
I
If a Warning Light Turns On or
Flashes......................................7-27
If the Active Driving Display Does Not
Operate.................................... 7-50
Ignition Not Switched O ff (STOP)
Warning Beep........................... 7-43
Ignition Switch............................ 4-4
Illuminated Entry System............ 5-41
Immobilizer System................... 3-40
Inside Trunk Release Lever......... 3-24
Inspecting Brake/Clutch Fluid
Level.........................................6-21
Inspecting Coolan t Level............ 6-20
Inspecting Engine Oil Level.........6-19
Inspecting Washer Fluid Level..... 6-22
Instrument Cluster..................... 4-12 Average fuel economy...........4-20
Compass display.................. 4-21
Current fuel economy........... 4-20
Dashboard illumination........ 4-18
Distance-to-empty................4-20
10-4
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