2017 MAZDA MX5 MIATA key battery

4 –4 When Driving
Start/Stop Engine
Ignition Switch Push Button Start PositionsThe system operates only when the key is
within operational range.
Each time the push button start is pressed,
the ignition switches in the order of off,
ACC, and ON. Pressing the push button
start again from ON switches the ignition
off.
Indicator light
NOTE 
The engine starts by pressing the push
button start while depressing the clutch
pedal (manual transmission) or the
brake pedal (automatic transmission).
To switch the ignition position, press the
push button start without depressing the
pedal. 
Do not leave the ignition switched
ON while the engine is not running.
Doing so could result in the battery
going dead. If the ignition is left in
ACC (For automatic transmission, the
selector lever is in the P position, and
the ignition is in ACC), the ignition
switches off automatically after about
25 minutes. Off
The power supply to electrical devices
turns off and the push button start indicator
light (amber) also turns off.
In this position the steering wheel is
locked.
WARNING Before leaving the driver's seat, always
switch the ignition off, set the parking
brake, and make sure the selector lever
is in P (automatic transmission) or in 1st
gear or R (manual transmission):
Leaving the driver's seat without
switching the ignition off, setting the
parking brake, and shifting the selector
lever to P (automatic transmission) or
to 1st gear or R (manual transmission)
is dangerous. Unexpected vehicle
movement could occur which could
result in an accident.
In addition, if your intention is to leave
the vehicle for even a short period, it
is important to switch the ignition off,
as leaving it in another position will
disable some of the vehicle's security
systems and run the battery down.
ACC (Accessory)
Some electrical accessories will operate
and the indicator light (amber) illuminates.
NOTE
The keyless entry system does not function
while the push button start has been
pressed to ACC, and the doors will not
lock/unlock even if they have been locked
manually.
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4 –5 When Driving
Start/Stop EngineON
This is the normal running position after
the engine is started. The indicator light
(amber) turns off. (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 (page 4-18 ).
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 WARNING Radio waves from the key may affect
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 affect
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 off,
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 effect 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 .
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4 –6 When Driving
Start/Stop Engine 
After starting a cold engine, the engine
speed increases and a whining sound
from the engine compartment can be
heard.
This is for improved exhaust gas
purification and does not indicate any
parts defect. 
Engine-starting is controlled by the
spark ignition system.
This system meets all Canadian
Interference-Causing Equipment
Standard requirements regulating the
impulse electrical field strength of radio
noise.
1. Make sure you are carrying the key.
2. Occupants should fasten their seat
belts.
3. Make sure the parking brake is on.
4. Continue to press the brake pedal
firmly until the engine has completely
started.
5. (Manual transmission)
Continue to press the clutch pedal
firmly until the engine has completely
started.
(Automatic transmission)
Put the vehicle in park (P). If you must
restart the engine while the vehicle is
moving, shift into neutral (N).
NOTE
(Manual transmission)
The starter will not operate if the clutch
pedal is not depressed sufficiently.
(Automatic transmission)
The starter will not operate if the selector
lever is not in P or N and the brake pedal
is not depressed sufficiently. 6. Verify that the KEY indicator light
(green) in the instrument cluster and the
push button start indicator light (green)
illuminate.

Indicator light
Push button start
KEY indicator light
(green)/ KEY

warning light (red)
NOTE 
If the push button start indicator light
(green) flashes, make sure that the key is
being carried. 
If the push button start indicator light
(green) flashes with the key being
carried, touch the key to the push
button start and start the engine. Refer
to Engine Start Function When Key
Battery is Dead on page 4-8 .
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4 –7 When Driving
Start/Stop Engine
CAUTION If the KEY warning light (red)
illuminates, or the push button start
indicator light (amber) flashes, this
could indicate a problem with the
engine starting system. This may
prevent the engine from starting or
from switching the ignition to ACC or
ON. Have your vehicle inspected at an
Authorized Mazda Dealer as soon as
possible.
NOTE 
Under the following conditions, the
KEY warning light (red) flashes after
the push button start is pressed. This
informs the driver that the push button
start will not switch to ACC even if it is
pressed from off. 
The key battery is dead. 
The key is out of operational range. 
The key is placed in areas where it is
difficult for the system to detect the
signal (page 3-7 ).
A key from another manufacturer
similar to the key is in the
operational range. 
(Forced engine starting method)
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.
Have 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 transmission) or the brake
pedal (automatic transmission) are
required. 
When the engine is force-started,
the KEY warning light (red) remains
illuminated and the push button
start indicator light (amber) remains
flashing. 
(Automatic transmission)
When the selector lever is in the neutral
(N) position, the KEY indicator light
(green) and the push button start
indicator light (green) do not illuminate.
7. Press the push button start after both
the KEY indicator light (green) in the
instrument cluster and the push button
start indicator light (green) illuminate.
NOTE 
After starting the engine, the push
button start indicator light (amber)
turns off and the ignition switches to the
ON position. 
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.
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4 –8 When Driving
Start/Stop Engine 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 7-26 ).
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 engine has completely
started.
2. (Manual transmission)
Continue to depress the clutch pedal
firmly until the engine has completely
started.
3. Verify that the push button start
indication light (green) flashes.
4. Touch the push button start using the
backside of the key (as shown) while
the push button start indicator light
(green) flashes.

Transmitter
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4 –10 When Driving
Start/Stop Engine
Turning the Engine Off WARNINGDo 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. 
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 6-38 . 
(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.
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6 –16 Maintenance 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)
.............................................. 6-13
Maintenance Monitor
.................................................................. 6-20
Owner Maintenance ......................................................................... 6-22
Owner Maintenance Precautions
................................................ 6-22
Hood
............................................................................................ 6-24
Engine Compartment Overview
................................................. 6-26
Engine Oil
................................................................................... 6-27
Engine Coolant
............................................................................ 6-29
Brake/Clutch Fluid
...................................................................... 6-31
Washer Fluid
............................................................................... 6-31
Body Lubrication
........................................................................ 6-32
Wiper Blades
............................................................................... 6-33
Battery
......................................................................................... 6-36
Key Battery Replacement
........................................................... 6-38
Tires ............................................................................................. 6-41
Light Bulbs
.................................................................................. 6-45
Fuses
........................................................................................... 6-54
Appearance Care .............................................................................. 6-59
Exterior Care ............................................................................... 6-59
Interior Care
................................................................................ 6-68
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6 –38 Maintenance and Care
Owner Maintenance 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 six
weeks.
Battery ReplacementContact an Authorized Mazda Dealer for a
battery replacement purchase. 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
(CR2025 or equivalent).
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