battery replacement MAZDA MODEL MX-5 MIATA RF 2021 Owners Manual

Keyless Entry System
This system uses the key buttons to
remotely lock and unlock the doors and
the fuel-filler lid, and opens the trunk lid.
The system can start the engine without
having to take the key out of your purse or
pocket.
It can also help you s ignal for attention or
help.
Operating the theft-deterrent system is
also possible on theft-deterrent
system-equipped vehicles.

System malfunctions or warnings are
indicated by the fo llowing warning lights
or beeps.
For vehicles with the type A instrument
cluster, check the displayed message for
more information and, if necessary, have
the vehicle inspected at an Authorized
Mazda Dealer, according to the indication.
KEY Warning Light (Red)
Refer to Warning/Indicator Lights on
page 4-27.
Ignition Not Switched Off (STOP)
Warning Beep
Refer to Ignition Not Switched Off
(STOP) Warning Beep on page 7-49.
Key Removed from Vehicle Warning
Beep
Refer to Key Removed from Vehicle
Warning Beep on page 7-49.
If you have a problem with the key,
consult an Authorized Mazda Dealer.

If your key is lost or stolen, consult an
Authorized Mazda Dealer as soon as
possible for a replacement and to make the
lost or stolen key inoperative.
CAUTION
Radio equipment like this is governed by
laws in the United States.
Changes or modifications not expressly
approved by the party responsible for
compliance could void the user's authority
to operate the equipment.
NOTE
The keyless entry system operation may
vary due to local conditions.
The keyless entry system is fully
operational (door/fuel-filler lid lock/
unlock) when the ignition is switched
off. The system does not operate if the
ignition is switched to any position other
than off.
If the key does not operate when
pressing a button or the operational
range becomes too small, the battery
may be weak. To install a new battery,
refer to Key Battery Replacement (page
6-31).
Before Driving
Keys
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Operational Range
The system operates only when the driver
is in the vehicle or within operational
range while the key is being carried.
NOTE
When the battery power is low, or in
places where there are high-intensity radio
waves or noise, the operational range may
become narrower or the system may not
operate. For determining battery
replacement, Refer to Keyless Entry
System on page 3-4.
▼ Locking, Unlocking the Doors
80cm (31in)
80cm (31in) Exterior antenna
Operational range
NOTE
The system may not operate if you are
too close to the windows or door
handles.
If the key is left in the following areas
and you leave the vehicle, the doors may
be locked depending on the radio wave
conditions even if the key is left in the
vehicle.
Around the dashboard
In the storage compartments such as
the console box
Next to a communication device such
as a mobile phone
▼Opening the Trunk Lid
80cm (31in)
Exterior antenna
Operational range
Before Driving
Advanced Keyless Entry System
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Turning the Engine Off
WARNING
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 transmission)
Shift into neutral and set the parking
brake.
(Automatic transmission)
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 ignition is switched
from ON to OFF, whether or not the A/C
is on or off, to cool the engine
compartment quickly.
If the system detects that the remaining
battery power of the key is low when the
ignition is switched from ON to ACC or
OFF, the following is indicated.
Replace with a new battery before the
key becomes unusable.
Refer to Key Battery Replacement on
page 6-31.
(Vehicle equipped with Type A
instrument cluster)
A message is indicated in the display of
the instrument cluster.
(Vehicle equipped with Type B
instrument cluster)
The KEY indicator li ght (green) flashes
for approximately 30 seconds.
Refer to Warning/Indicator Lights on
page 4-27.
(Automatic transmission)
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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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)..................................... 6-10
Owner Maintenance........................ 6-15 Owner Maintenance
Precautions................................. 6-15
Hood........................................... 6-17
Engine Compartment
Overview.................................... 6-19
Engine Oil...................................6-20
Engine Coolant........................... 6-22
Brake/Clutch Fluid ..................... 6-23
Washer Fluid............................... 6-24
Body Lubrication...... .................. 6-25
Wiper Blades.............................. 6-25
Battery........................................ 6-29
Key Battery Replacement........... 6-31
Tires............................................ 6-34
Light Bulbs................................. 6-38
Fuses........................................... 6-47
Appearance Care............................. 6-53 Exterior Care.............................. 6-53
Interior Care................................6-63
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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 b
attery 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).
Maintenance and Care
Owner Maintenance
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Specifications
▼Engine
Item
Specification
Type DOHC-16V in-line, 4-cylinder
Bore × Stroke 83.5 × 91.2 mm (3.29 × 3.59 in)
Displacement 1,997.6 ml (1,997.6 cc)
Compression ratio 13.0
▼Electrical System
Item
Classification
Battery
*112V-45Ah/20HR
Spark-plug number Mazda Genuine spark plug
*2PE5R-18-110 or PE5S-18-110
*1 Check the battery installed on the vehicle and use a battery with an equal or higher performance. However, the
performance of the battery may vary even among the same battery types, consult an Authorized Mazda Dealer
for replacement.
*2 The spark plugs provide the SKY ACTIV-G its optimum performance. Consult an Authorized Mazda Dealer
for details.
CAUTION
When cleaning the iridium plugs, do not use a wire brush. The fine particulate coating on the
iridium alloy and platinum tips could be damaged.
Specifications
Specifications
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Index
A
Accessory Socket.............................. 5-36
Adaptive Front Lighting System
(AFS)................................................. 4-75
Add-On Non-Genuine Parts and
Accessories........................................ 8-19
Advanced KeyAdvanced keyless entry system... 3-10
Operational range........................ 3-11
Air Bag Systems............................... 2-36
Air Bag/Seat Belt Pr etensioner System
Warning Beep.................................... 7-48
Ambient Temperature Display.......... 4-17
Antilock Brake System (ABS).......... 4-66
Automatic Transmission
Active Adaptive Shift (AAS)...... 4-37
Automatic transmission
controls........................................ 4-35
Direct mode................................. 4-43
Driving tips..................................4-44
Manual shift mode.......................4-38
Shift-lock system......................... 4-36
Transmission ranges.................... 4-36
B
Back Trim Storage Box.................... 5-43
Battery............................................... 6-29Maintenance.................................6-31
Replacement................................ 6-31
Specifications.................................9-4
Battery Runs Out.............................. 7-23 Jump-starting............................... 7-23
Blind Spot Monitoring (BSM).......... 4-85 Canceling operation of Blind Spot
Monitoring (BSM).......................4-89
Blind Spot Monitoring (BSM) System
Warning Beep.................................... 7-50
Body Lubrication.............................. 6-25
Brakes
Brakes assist................................ 4-64
Foot brake....................................4-62
Pad wear indicator....................... 4-64
Parking brake...............................4-63
Warning light............................... 4-63
Break-In Period................................. 3-48
C
Capacities............................................ 9-5
Carbon Monoxide......... .................... 3-24
Cell Phones....................................... 8-20
Child Restraint Categories of child-restraint
systems.........................................2-25
Child-restraint precautions.......... 2-21
Child-restraint system
installation................................... 2-25
Child-restraint system suitability for
various seat positions table..........2-27
Installing child-restraint
systems.........................................2-29
Climate Control System...................... 5-2 Fully automatic type....................5-10
Manual type................................... 5-5
Operating tips................................ 5-2
Vent operation................................5-3
Collision warning.............................. 7-51
Coming Home Light......................... 4-49
Console Box...................................... 5-42
Convertible Top Hardtop........................................ 3-38
Convertible Top (Soft Top)............... 3-33
Cruise Control................................. 4-109 Cruise control switch.................4-109
Cruise main indicati on (white)............
................................................... 4-109
Cruise set indication (green)/indicator
light (green)............................... 4-109
Cruise Control Set Vehicle Speed
Display.............................................. 4-17
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Index
O
Odometer and Trip Meter................. 4-13
Outside Mirrors................................. 3-27
Outside Temperature Display............4-17
Overhead Light................................. 5-35
Overheating....................................... 7-27
Overloading....................................... 3-53
Owner MaintenanceClosing the hood......................... 6-18
Engine compartment overview.... 6-19
Key battery replacement..............6-31
Opening the hood.................. ...... 6-17
Owner maintenance
precautions................................... 6-15
P
Parking Brake....................................4-63
Power Steering.................................. 4-72
Power Steering Warning Buzzer....... 7-50
Power Windows................................ 3-30
R
Radar Sensors (Rear)...................... 4-107
Rearview Mirror................................3-28
Rear Cross Traffic Alert (RCTA)...... 4-96
Rear View Monitor..........................4-118 Displayable range on the
screen......................................... 4-120
Picture quality adjustment......... 4-125
Rear view monitor operation..... 4-121
Rear view parking camera
location...................................... 4-119
Switching to the rear view monitor
display........................................ 4-119
Variance between actual road
conditions and displayed
image......................................... 4-123
Viewing the display................... 4-121
Rear Window Defogger.................... 4-56
Recommended Oil.............................6-20
Recording of Vehicle Data................ 8-22
Recreational Towing......................... 3-55
Registering Your Vehicle in A Foreign
Country.............................................. 8-18
Replacement Fuse..............................................6-47
Key battery.................................. 6-31
Light bulbs...................................6-38
Tires............................................. 6-36
Wheel........................................... 6-36
Wiper........................................... 6-25
Request Switch Inoperable Warning
Beep (With the advanced keyless
function)............................................ 7-50
Retractable hardtop warning beep..... 7-49
Rocking the Vehicle.......................... 3-50
S
Safety Defects, Reporting................. 8-14
Saving Fuel and Protection of the
Environment...................................... 3-48
Scheduled Maintenance...................... 6-4
Seat...................................................... 2-5
Seats
Head restraint........ .......................2-11
Seat warmer................................. 2-12
Seat Belt System Automatic locking....................... 2-15
Emergency locking...................... 2-15
Extender....................................... 2-19
Pregnant women.......................... 2-15
Seat belt precautions................... 2-13
3-point type................................. 2-16
Seat Belt Warning Beep.................... 7-48
Seat Side Box....................................5-42
Security System Immobilizer system..................... 3-44
Theft-deterrent system.................3-46
Smart City Brake Support (SCBS).... 4-99
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