key MAZDA MODEL CX-3 2021 Owner's Guide

After pressing the push button start
and before the engine starts, the
operation sound of the fuel pump
motor from near the fuel tank can be
heard, however, this does not
indicate a malfunction.
8. After starting the engine, let it idle for about ten seconds.
NOTE
Whether the engine is cold or warm,
it should be started without the use
of the accelerator.
If the engine does not start the first
time, refer to Starting a Flooded
Engine under Emergency Starting. If
the engine still does not start, have
your vehicle inspected by an
Authorized Mazda Dealer (page
7-20).
▼Engine Start Function When Key
Battery is Dead
CAUTION
When starting the engine by holding the
transmitter over the push button start due
to a dead key battery or a malfunctioning
key, be careful not to allow the following,
otherwise the signal from the key will not
be received correctly and the engine may
not start.

Metal parts of other keys or metal objects
touch the key.
Spare keys or keys for other vehicles
equipped with an immobilizer system
touch or come near the key.
 Devices for electronic purchases, or
security passage touch or come near the
key.
If the engine cannot be started due to a
dead key battery, the engine can be started
using the following procedure:
1. Continue to depress the brake pedal firmly until the en gine has completely
started.
2. (Manual transaxle)
Continue to depress the clutch pedal
firmly until the en gine has completely
started.
3. Make sure that the push button start
indication light (green) flashes.
4. Align the center area of the emblem on the transmitter with the center area of
the push button st art while the push
button start indicator light (green)
flashes.

Indicator light
Push button start
Key
Emblem
When Driving
Start/Stop Engine
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5. Make sure that the push button startindicator light (green) turns on.
6. Press the push button start to start the
engine.
NOTE
The engine cannot be started unless
the clutch pedal is fully depressed
(manual transaxle) or the brake
pedal is fully depressed (automatic
transaxle).
If there is a malfunction with the
push button start function, the push
button start indica tor light (amber)
flashes. In this case, the engine may
start, however, have the vehicle
checked at an Authorized Mazda
Dealer as soon as possible.
If the push button start indicator
light (green) does not illuminate,
perform the operation from the
beginning again. If it does not
illuminate, have the vehicle checked
at an Authorized Mazda Dealer.
To switch the ignition position
without starting the engine, perform
the following operations after the
push button start indicator light
(green) turns on.
1. Release the clutch pedal (manual
transaxle) or brake pedal
(automatic transaxle).
2. Press the push button start to
switch the ignition position. The
ignition switches in the order of
ACC, ON, and off each time the
push button start is pressed. To
switch the igni tion position
again, perform the operation
from the beginning.
▼ Emergency Operation for Starting
the Engine
If the KEY warning light (red) illuminates,
or the push button start indicator light
(amber) flashes, this could indicate that
the engine may not start using the usual
starting method. Ha
ve your vehicle
inspected at an Authorized Mazda Dealer
as soon as possible. If this occurs, the
engine can be force-started. Press and hold
the push button start until the engine starts.
Other procedures necessary for starting the
engine such as having the key in the cabin,
and depressing the clutch pedal (manual
transaxle) or the brake pedal (automatic
transaxle) are required.
When Driving
Start/Stop Engine
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Turning the Engine Off
WA R N I N G
Do not stop the engine while the vehicle is
moving:
Stopping the engine while the vehicle is
moving for any reason other than in an
emergency is dangerous. Stopping the
engine while the vehicle is moving will
result in reduced braking ability due to the
loss of power braking, which could cause
an accident and serious injury.
1. Stop the vehicle completely.
2.(Manual transaxle)
Shift into neutral and set the parking
brake.
(Automatic transaxle)
Shift the selector lever to the P
position and set the parking brake.
3. Press the push button start to turn off
the engine. The ignition position is off.
CAUTION
When leaving the vehicle, make sure the
push button start is off.
NOTE
The cooling fan in the engine
compartment could turn on for a few
minutes after the i gnition is switched
from ON to OFF, whether or not the A/C
is on or off, to cool the engine
compartment quickly.
When the push button start is pressed
from ON to ACC or OFF, the KEY
indicator light (green) may flash for
approximately 30 seconds indicating
that the remaining battery power of the
key is low.
Replace with a new battery before the
key becomes unusable.
Refer to Key Battery Replacement on
page 6-34.
(Automatic transaxle)
If the engine is turned off while the
selector lever is in a position other than
P, the ignition switches to ACC.
▼ Emergency Engine Stop
Continuously pressing the push button
start or quickly pressing it any number of
times while the engine is running or the
vehicle is being driven will turn the engine
off immediately. The ignition switches to
ACC.
When Driving
Start/Stop Engine
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SignalWarning Lights Page
Engine Oil Warning Light*17-26
(Red)High Engine Coolant Temperature Warning Light
*17-26
Power Steering Malfunction Indicator Light*17-26
Master Warning Light*17-29
Electric Parking Brake (EPB) Warning Light*17-29
(Red)Brake Pedal Operation Demand Warning Light
*1
Flashing
4-59
Buzzer & Flashing 7-29
Check Engine Light*17-29
*Automatic Transaxle Warning Light*17-29
Air Bag/Front Seat Belt Preten sioner System Warning Light*17-29
*AWD Warning Light*17-29
*Tire Pressure Monitoring System Warning Light*1
Flashing
7-29
Turns on 7-33
(Red) KEY Warning Light
*1
Turns on
7-29
Flashing 7-33
(Amber)
*High Beam Control System (HBC) Warning Light*17-29
*Lane Departure Warning System (LDWS) Warning Light*1
Flashing4-85
Turns on 7-29
(Amber)
*Mazda Radar Cruise Control with Stop & Go function
(MRCC with Stop & Go function) Warning Indication 7-29
*LED Headlight Warning Light*17-29
When Driving
Instrument Cluster and Display
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SignalWarning Lights Page
Low Fuel Warning Light 7-33
Check Fuel Cap Warning Light*17-33
Seat Belt Warning Light (Front seat) 7-33
Door-Ajar Warning Light7-33
*Low Washer Fluid Level Warning Light7-33
(Amber)
*Smart Brake Support/Smart C
ity Brake Support (SBS/SCBS)
Wa r n i n g L i g h t 7-33
*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.
*2 The light turns on continuously when the parking brake is applied.
▼ Indicator Lights
These lights turn on or flash to notify the us
er of the system operation status or a system
malfunction.
Signal Indicator Lights Page
*Front Passenger Air Bag Deactivation Indicator Light*12-66
(Green)KEY Indicator Light 3-9
Security Indicator Light*13-37
Wrench Indicator Light*14-25
(Blue)
Low Engine Coolant Temperature Indicator Light 4-26
*Shift Position Indication
4-31
Lights-On Indicator Light
4-40
When Driving
Instrument Cluster and Display
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6. Slide the contact or move it using thecommander switch, then select
.
Changing contact name of your
favorites
1. Select the
icon on the home screen
to display the Communication screen.
2. Select
to display the favorites
list.
3. Select
.
4. Select
.
5. Select the contact to display the keyboard screen.
6. If a new name is input and
is
selected, the contact name is stored.
NOTE
If the contact is long-pressed when the
favorites list is displayed, the contact
information can be edited (deleted,
moved).
Te l e p h o n e N u m b e r I n p u t
NOTE
Practice this while parked until you are
confident you can do it while driving in a
non-taxing road situation. If you are not
completely comfortable, make all calls
from a safe parking position, and only
start driving when you can devote your
full attention to driving.
1. Select the
icon on the home screen
to display the Communication screen.
2. When
is pressed, the dial pad
is displayed.
3. Input the telephone number using the dial pad.
4. Select
to make the call.
Numeral or symbol entry
Use the dial pad.
Long-press the
to input +.
Select
to delete the currently input
value.
Long-press
to delete all input values.
Redial Function
Makes a call to the last person called
(latest person on outgoing call record)
from the mobile phone/vehicle.
1. Press the talk button.
2. Wait for the beep sound.
3. Say: “Redial”
Call back Function
Makes a call to the last person who called
your (latest person on incoming call
record) mobile phone/vehicle.
1. Press the talk button.
2. Wait for the beep sound.
3. Say: “Call back”
Automatic 911 dialing (U.S.A./Canada
only)
If the vehicle is involved in a moderate to
severe collision, a call is made
automatically to 911 from the connected
device. The “Emergency Assistance Call”
setting must be on.
Refer to Communication Settings on page
5-119.
CAUTION
Though the system can be set to not call
911, doing so will defe at the purpose of the
system. Mazda recommends that the
Automatic 911 dialing system remain
activated.
Interior Features
Audio Set [Type B (touchscreen)]
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IconFunction
(Only E-mail)
Replies to all members including CC.
Select the sentence on the displayed reply screen and select the sentence for sending from
the preset message.
Select
.
Makes a call to a person who sent a message.
For E-mail, this function may no t work depending on the device.
Deletes a message.
The messages stored in a device is also deleted.
NOTE
Up to three preset messages can be selected.
Example of use (verify unread E-mail)
1. Select the
icon on the home screen
to display the Communication screen.
2. Select
to display the inbox.

3. Select the unread message displayed in bold.
4. The details of the message are
displayed and replying to the message,
making a call, or playback can be
performed.
Changing account for displaying
(E-mail only)
1. Select
.
2. Select the account which you would
like to display. Only the messages for
the selected account are displayed in
the inbox.
Editing preset messages
1. Select the
icon on the home screen
to display the Communication screen.
2. Select
.
3. Select
.
4. Select the preset message which you would like to edit. The keyboard
screen is displayed.
5. When the message is input and
is
selected, the message is stored as a
preset message.
NOTE
Select the icon to change the
language.
Select the icon to switch between
capitalized and lower-case characters.
Select the icon to return to the
previous screen without storing the edit.
Interior Features
Audio Set [Type B (touchscreen)]
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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 (U.S.A.,
Canada, and Puerto Rico)............. 6-4
Scheduled Maintenance
(Mexico)....................................... 6-9
Maintenance Monitor................. 6-14
Owner Maintenance........................ 6-17 Owner Maintenance
Precautions................................. 6-17
Hood........................................... 6-19
Engine Compartment
Overview.................................... 6-21
Engine Oil...................................6-22
Engine Coolant........................... 6-25
Brake/Clutch Fluid. .................... 6-27
Window Washer Flui d................ 6-27
Body Lubrication...... .................. 6-28
Wiper Blades.............................. 6-29
Battery........................................ 6-32
Key Battery Replacement........... 6-34
Tires............................................ 6-36
Light Bulbs................................. 6-40
Fuses........................................... 6-47
Appearance Care............................. 6-53 Exterior Care.............................. 6-53
Interior Care................................6-59
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▼Battery Maintenance
To get the best service from a battery:
Keep it securely mounted.
Keep the top clean and dry.
Keep terminals and connections clean,
tight, and coated with petroleum jelly or
terminal grease.
Rinse off spilled electrolyte immediately
with a solution of water and baking
soda.
If the vehicle will not be used for an
extended time, disconnect the battery
cables and charge the battery every 6
weeks.
▼Battery Replacement
Contact an Authorized Mazda Dealer for
battery replacement.
Key Battery Replacement
If the buttons on the transmitter are
inoperable and the operation indicator
light does not flash, the battery may be
dead.
Replace with a new battery before the
transmitter becomes unusable.
CAUTION

Make sure the battery is installed
correctly. Battery leakage could occur if it
is not installed correctly.
 When replacing the battery, be careful
not to touch any of the internal circuitry
and electrical terminals, bend the
electrical terminals, or get dirt in the
transmitter as the transmitter could be
damaged.
 There is the danger of explosion if the
battery is not correctly replaced.
 Dispose of used batteries according to
the following instructions.
 Insulate the plus and minus terminals
of the battery using cellophane or
equivalent tape.
 Never disassemble.
 Never throw the battery into
fire or
water.
 Never deform or crush.
 Replace only with the same type battery
(CR2032 or equivalent).
The following conditions indicate that the
battery power is low:
The KEY indicator light (green) flashes
in the instrument cluster for about 30
seconds after the engine is switched
OFF.
Maintenance and Care
Owner Maintenance
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The system does not operate and the
operation indicator light on the
transmitter does not flash when the
buttons are pressed.
The system's operational range is
reduced.
Replacing the battery at an Authorized
Mazda Dealer, is recommended to prevent
damage to the key. If replacing the battery
by yourself, follow the instruction.
Replacing the key battery
1. Remove the lower cover while pressing the knob in the direction of
the arrow.
2. Press in the tab to unlock the upper
cover.
3. Insert a tape-wrapped flatheadscrewdriver into the gap and slide it in
the direction of the arrow.
4. Twist the flathead screwdriver in thedirection of the arrow and remove the
upper cover.
5. Remove the cap using the
tape-wrapped flat head screwdriver.
6. Remove the battery using
tape-wrapped flat head screwdriver.
Maintenance and Care
Owner Maintenance
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