warning lights MAZDA MODEL 3 HATCHBACK 2021 User Guide

NOTE
The theft-deterrent system can also
be armed by activating the auto
relock function with all the doors,
the liftgate/trunk lid and the hood
closed.
Refer to Transmitter on page 3-5.
The system will disarm if one of the
following operations takes place
within 20 seconds after pressing the
lock button:
Unlocking any door.Opening any door.Opening the hood.Switching the ignition ON.
To rearm the system, do the arming
procedure again.
When the doors are locked by
pressing the lock button on the
transmitter while the theft-deterrent
system is armed, the hazard warning
lights will flash once to indicate that
the system is armed.
▼ To Tu r n O
ff an Armed System
An armed system can be turned o ff
using any one of the following
methods:
Pressing the unlock button on the
transmitter.
Starting the engine with the push
button start.
(With the advanced keyless
function)
Touching the sensing area of the
door release touch sensor.
The hazard warning lights will flash
twice.
NOTE
When the doors are unlocked by
pressing the unlock button on the
transmitter while the theft-deterrent
system is turned o ff, the hazard
warning lights will flash twice to
indicate that the system is turned o ff.
▼ To S t o p t h e A l a r m
A triggered alarm can be turned o
ff
using any one of the following
methods:
Pressing the unlock button or the
trunk button (4–door) on the
transmitter.
Starting the engine with the push
button start.
(With the advanced keyless
function)
Touching the sensing area of the
door release touch sensor.
Pressing the electric liftgate/trunk
lid opener while the key is being
carried.
The hazard warning lights will flash
twice.
Before Driving
Security System
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ON
This is the normal running position
after the engine is started. The
indicator light (amber) turns o ff. (The
indicator light (amber) illuminates
when the ignition is switched ON and
the engine is not running.)
Some indicator lights/warning lights
should be inspected before the engine
is started.
Refer to Warning/Indicator Lights on
page 4-23.
Refer to Indication/Indicator Lights on
page 4-25.
NOTE
When the push button start is pressed
to ON, the sound of the fuel pump
motor operating near the fuel tank can
be heard. This does not indicate an
abnormality.
Starting the Engine
▼ Starting the Engine
WARNING
Radio waves from the key may a
ffect
medical devices such as pacemakers:
Before using the key near people who
use medical devices, ask the medical
device manufacturer or your physician
if radio waves from the key will aff ect
the device.
NOTE
The key must be carried because the
key carries an immobilizer chip that
must communicate with the engine
controls at short range.
The engine can be started when the
push button start is pressed from o ff,
ACC, or ON.
The push button start system
functions (function which can start
the engine by only carrying the key)
can be deactivated to prevent any
possible adverse e ffect on a user
wearing a pacemaker or other
medical device. If the system is
deactivated, you will be unable to
start the engine by carrying the key.
Consult an Authorized Mazda Dealer
for details. If the push button start
system functions have been
deactivated, you can start the engine
by following the procedure indicated
when the key battery goes dead.
Refer to Engine Start Function When
Key Battery is Dead on page 4-8.
After starting a cold engine, the
engine speed increases and a
whining sound from the engine
compartment can be heard.
When Driving
Start/Stop Engine
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If the low fuel warning light illuminates
or the fuel level is very low, refuel as
soon as possible.
If inconsistency in engine performance
or stalling occurs due to low fuel level
conditions, refuel the vehicle as soon
as possible and add at least 10 L (2.7
US gal, 2.2 Imp gal) of fuel.
Refer to Low Fuel Warning Indication/
Warning Light on page 7-35.
NOTE
After refueling, it may require some
time for the indicator to stabilize. In
addition, the indicator may deviate
while driving on a slope or curve
since the fuel moves in the tank.
The direction of the arrow ()
indicates that the fuel-filler lid is on
the left side of the vehicle.
▼ Dashboard Illumination
(Without auto-light control)
When the lights are turned on with the
ignition switched ON, the brightness of
the dashboard illumination is dimmed.
(With auto-light control)
When the lights are turned on with the
ignition switched ON, the brightness of
the dashboard illumination is dimmed.
However, when the light sensor
detects that the surrounding area is
bright such as when the lights are
turned on in the daytime, the
dashboard illumination does not dim.
NOTE
(With auto-light control)
When the ignition is switched ON in
the early evening or at dusk, the
dashboard illumination is dimmed
for several seconds until the light
sensor detects the brightness of the
surrounding area, however, the
dimming may cancel after the
brightness is detected.
When the lights are turned on, the
lights-on indicator light in the
instrument cluster turns on.
Refer to Headlights on page 4-46.
The brightness of the instrument panel
and dashboard illuminations can be
adjusted by pressing the dashboard
illumination switch while the
dashboard illumination is dimmed.
The brightness increases by pressing
the + switch.
The brightness decreases by pressing
the - switch. If you press the - switch
while the instrument cluster is at
maximum dimness, a sound is
activated to notify you that the
current dimmer setting is at
maximum dimness.

1. Bright
2. Dim
When Driving
Instrument Cluster and Display
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▼Message Display
A message such as the system
operation status, a malfunction, or an
abnormality is indicated.
Warning/indicator light in instrument
cluster turns on/
flashes or symbol is
indicated on display at same time as
message
Check the information regarding the
warning/indicator light or indicated
symbol.
Refer to If a Wa rning Indication/
Warning Lights on page 4-23.
Refer to If a Indication/Indicator Lights
on page 4-25.
Message only is indicated on display
Follow the instructions indicated on
the display. For the display content,
refer to the next page.
Refer to If a Message Indicated on
Multi-information Display on page
7-39.
▼ Warning/Indicator Lights
Instrument Cluster varies depending
on model and speci
fications.
1. Instrument Cluster
2. Front Center of Headliner

Warning lights will appear in any of the
highlighted areas
When Driving
Instrument Cluster and Display
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▼Warning Indication/Warning Lights
These lights turn on or
flash to notify the user of the system operation status or a
system malfunction.
Signal Warning Refer to
Brake System Warning Indication/Warning Light*17-27
ABS Warning Indication/Warning Light*1
Electronic
Brake Force
Distribution
System Warn- ing
7-28
ABS warning 7-30
Charging System Warning Indication/Warning Light*17-28
Engine Oil Warning Indication/Warning Light*17-28
High Engine Coolant Temperature Warning Indication 7-29
Power Steering Malfunction Indication/Indicator Light*17-29
Master Warning Indication7-30
Brake Control System Warning Indication/Warning Light*17-30
Brake Override Warning Indication7-31
Check Engine Indication/Light*17-31
*Automatic Transmission Warning Indication/Warning Light*17-31
*AWD Warning Indication/Warning Light*17-31
When Driving
Instrument Cluster and Display
*Some models.4-23
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SignalWarning Refer to
*Liftgate-Ajar Warning Indication 7-37
Door-Ajar Warning Light
7-37
*1 The light turns on when the ignition is switched on for an operation check, and turns off a few
seconds later or when the engine is started. If the light does not turn on or remains turned on, have
the vehicle inspected at an Authorized Mazda Dealer.
▼ Indication/Indicator Lights
These lights turn on or
flash to notify the user of the system operation status or a
system malfunction.
Signal Indicator Refer to
(Green)Seat Belt Indicator Light (Rear seat)
2-27
*Front Passenger Air Bag Deactivation Indicator Light2-71
Security Indicator LightImmobilizer
System3-41
Theft-Deterrent System
3-42
Malfunction 7-34
(Green) KEY Indicator Light
4-5
Wrench Indication/Indicator Light*14-29
*Shift Position Indication4-38
Lights-On Indicator Light
4-46
When Driving
Instrument Cluster and Display
*Some models.4-25
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SignalIndicator Refer to
Headlight High-Beam Indicator Light Headlight
High-Low Beam
4-49
Flashing the Headlights 4-49
Turn Signal/Hazard Warning Indicator Lights Tu r n a n d
Lane-Change
Signals4-52
Hazard Warn- ing Flasher 4-60
Electric Parking Brake (EPB) Indication/Indicator Light*1*27-30
AUTOHOLD Active Indicator Light*14-73
*Mazda Radar Cruise Control with Stop & Go function (MRCC with
Stop & Go function) indicator Light 4-138
*Tra
ffic Jam Assist (TJA) indicator Light 4-153
TCS/DSC Indication/Indicator Light*1
Tra c t i o n C o n -
trol System (TCS)4-78
Dynamic Sta- bility Control
(DSC)4-79
Tu r n s o n 7-32
DSC OFF Indicator Light*14-80
*Select Mode Indicator Light 4-82
When Driving
Instrument Cluster and Display
4-26*Some models.
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▼Headlight Leveling
The number of passengers and weight
of cargo in the luggage compartment
change the angle of the headlights.

Auto type
The angle of the headlights will be
automatically adjusted when turning
on the headlights.

A system malfunction or operation
conditions are indicated by a warning.
Refer to Exterior Light Warning
Indication/Warning Light on page
7-34.
Manual type
When adjusting the illumination angle
of the headlights, refer to the Settings
section in the Mazda Connect
Owner's Manual.
Select the proper headlight angle from
the following chart.
Front seat
Rearseat LoadIllumi-
nation angle
(num- ber)
Driver Passenger
× ――― 0
×× ――0
××× ―1
× × ××2
× ―― ×3.5
×: Yes
―: No
▼ Daytime Running Lights
Some countries require moving
vehicles to have their lights on
(daytime running lights) during the
daytime.

The daytime running lights turn on
automatically.
NOTE
(Except Canada)
The daytime running lights can be
deactivated.
Refer to the Settings section in the
Mazda Connect Owner's Manual.
When Driving
Switches and Controls
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Hazard Warning Flasher
▼Hazard Warning Flasher
The hazard warning lights should
always be used when you stop on or
near a roadway in an emergency.

The hazard warning lights warn other
drivers that your vehicle is a tra
ffic
hazard and that they must take
extreme caution when near it.

Depress the hazard warning flasher
and all the turn signals will flash. The
hazard warning indicator lights in the
instrument cluster flash simultaneously.
NOTE
The turn signals do not work when
the hazard warning lights are on.
Check local regulations about the
use of hazard warning lights while
the vehicle is being towed to verify
that it is not in violation of the law.
HomeLink Wireless
Control System
*
▼ HomeLink Wireless Control
System
NOTE
HomeLink and HomeLink house are
registered trademarks of Gentex
Corporation.
The HomeLink system replaces up to 3
hand-held transmitters with a single
built-in component in the
auto-dimming mirror. Pressing the
HomeLink button on the
auto-dimming mirror activates garage
doors, gates and other devices
surrounding your home.

1. Indicator light
2. HomeLink button
WARNING
Do not use the HomeLink system with
any garage door opener that lacks the
safety stop and reverse feature:
Using the HomeLink system with any
garage door opener that lacks the
safety stop and reverse feature as
required by federal safety standards is
dangerous. (This includes garage doors
manufactured before
April 1, 1982.)
When Driving
Switches and Controls
4-60*Some models.
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▼Pre-Crash Safety Technology
Pre-crash safety technology is designed
to assist the driver in averting collisions
or reducing their severity in situations
where they cannot be avoided.
Collision damage reduction
Forward driving
Smart Brake Support (SBS) ..................
........................................ page 4-158
Reverse driving
Smart Brake Support [Rear]
(SBS
-R).............................page 4-160
Smart Brake Support [Rear Crossing] (S
BS -RC)............................. page 4-164
▼ Camera and Sensors
Forward Sensing Camera (FSC)
The Forward Sensing Camera (FSC)
detects lane indications and recognizes
headlights, taillights and city lights
during nighttime driving. In addition, it
also detects the vehicle ahead,
pedestrians, or obstructions. The
following systems use the Forward
Sensing Camera (FSC).
High Beam Control system (HBC)Lane Departure Warning System
(LDWS)
Tra
ffic Sign Recognition System (TSR)Distance & Speed Alert (DSA)Driver Attention Alert (DAA)Mazda Radar Cruise Control
(MRCC)
Mazda Radar Cruise Control with
Stop & Go function (MRCC with
Stop & Go function)
Lane-keep Assist System (LAS)Tra
ffic Jam Assist (TJA)Smart Brake Support (SBS)
The Forward Sensing Camera (FSC) is
installed at the top of the windshield
near the rearview mirror.
Refer to Forward Sensing Camera
(FSC) on page 4-203.
Front radar sensor
The front radar sensor detects radio
waves re flected o ff a vehicle ahead
sent from the radar sensor. The
following systems use the front radar
sensor.
Distance & Speed Alert (DSA)Mazda Radar Cruise Control
(MRCC)
Mazda Radar Cruise Control with
Stop & Go function (MRCC with
Stop & Go function)
Tra ffic Jam Assist (TJA)Smart Brake Support (SBS)
The front radar sensor is mounted
behind the radiator grille.
Refer to Front Radar Sensor on page
4-207.
Front side radar sensor
The front side radar sensors detects
radio waves re flected off a vehicle
ahead sent from the radar sensor. The
following systems use the front side
radar sensor.
Front Cross Tra ffic Alert (FCTA)
The front side radar sensors are
installed inside the front bumper, one
on the left side and one on the right
side.
Refer to Front Side Radar Sensor on
page 4-209.
When Driving
i-ACTIVSENSE
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