2016 MAZDA MODEL MX-5 dead battery open trunk

3–4
Before Driving
Keys
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 dead. To install a new battery,
refer to Key Battery Replacement (page
6-38). Battery life is about one year. Replace
the battery with a new one if the KEY
indicator light (green) flashes in the
instrument cluster. Replacing the battery
about once a year is recommended
because the KEY warning light/
indicator light may not illuminate or
flash depending on the rate of battery
depletion.
 Additional keys can be obtained at
an Authorized Mazda Dealer. Up to
6 keys can be used with the keyless
functions per vehicle. Bring all keys
to an Authorized Mazda Dealer when
additional keys are required.
Transmitter
Operation b uttons
Operation indicator light
NOTE
 The headlights turn on/off by operating
the transmitter. Refer to Leaving Home
Light System on page 4-39. (With theft-deterrent system)
The hazard warning lights flash when
the theft-deterrent system is armed or
turned off.
Refer to Theft-Deterrent System on page
3-41. (With the advanced keyless function)
A beep sound can be heard for
confirmation when the doors and the
fuel-filler lid are locked/unlocked using
the key. If you prefer, the beep sound
can be turned off.
The volume of the beep sound can also
be changed.
Refer to Personalization Features on
page 9-9.
Use the following procedure to change
the setting.
1. Switch the ignition off and close
both of the doors and the trunk lid.
2. Open the driver's door.
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3–8
Before Driving
Advanced Keyless Entry System
*Some models.
Advanced Keyless Entry
System*
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.
The advanced keyless function allows you
to lock/unlock the door , or open the trunk
lid while carrying the key.
System malfunctions or warnings are
indicated by the following warning lights
or beeps.
 Request switch Inoperable Warning
Beep
Refer to Request Switch Inoperable
Warning Beep (With the advanced
keyless function) on page 7-47. Key Left-in-Trunk Warning Beep
Refer to Key Left-in-luggage
Compartment Warning Beep (With the
advanced keyless function) on page
7-47. Key Left-in-vehicle Warning Beep
Refer to Key Left-in-vehicle Warning
Beep (With the advanced keyless
function) on page 7-47.
NOTE
The advanced keyless entry system
functions 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 advanced
keyless entry system has 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 4-6.
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3–19
Before Driving
Doors and Locks
Opening and Closing the Trunk
Lid
Opening the trunk lid
Using the remote release button
Push the release button.
The remote release button function can
be disabled by locking the doors using
the transmitter, auxiliary key, or a request
switch to prevent an intruder in the vehicle
from opening the trunk.
To enable the remote release button
operation, unlock the doors by using the
transmitter, auxiliary key, or a request
switch, or switch the ignition ON.
NOTE
The remote release button cannot be
disabled by locking the doors using the
door-lock switch/door-lock knob.
Refer to Locking, Unlocking with Door-
Lock Switch on page 3-14.
Refer to Locking, Unlocking with Door-
Lock Knob on page 3-17.
Using the electric trunk lid opener
(With the advanced keyless function)
A trunk lid can also be opened while the
key is being carried.
Press the electric trunk lid opener and raise
the trunk lid when the latch releases.
Electric trunk lid
opener
NOTE
 When opening the trunk lid with the
doors locked, it may require a few
seconds for the trunk lid latch to release
after the electric trunk lid opener is
pressed. The trunk lid can be closed when the
doors are locked with the key left in the
vehicle. However, to prevent locking the
key in the vehicle, the trunk lid can be
opened by pressing the electric trunk lid
opener. If the trunk lid cannot be opened
despite doing this procedure, press the
electric trunk lid opener to fully open
the trunk lid after pushing the trunk lid
completely closed. If the vehicle battery is dead or there
is a malfunction in the electrical
system and the trunk lid cannot be
unlocked, the trunk lid can be opened by
performing the emergency procedure.
Refer to When Trunk Lid Cannot be
Opened on page 7-49.
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3–41
Before Driving
Security System
Theft-Deterrent System
If the theft deterrent system detects an
inappropriate entry into the vehicle,
which could result in the vehicle or its
contents being stolen, the alarm alerts the
surrounding area of an abnormality by
sounding the horn and flashing the hazard
warning lights.
The system will not function unless it's
properly armed. So when you leave the
vehicle, follow the arming procedure
correctly.
Operation
System triggering conditions
The horn sounds intermittently and the
hazard warning lights flash for about 30
seconds when the system is triggered by
any one of the following:
 Unlocking a door with the key, door
lock switch, or an inside door-lock knob. Forcing open a door, the hood or the
trunk lid. Opening the hood by operating the hood
release handle. Switching the ignition ON without using
the push button start.
If the system is triggered again, the lights
and horn will activate until the driver's
door is unlocked with the transmitter.
(With advanced key)
The lights and horn can also be
deactivated by pressing the request switch
on a door.
NOTE
 The trunk lid does not open while the
theft-deterrent system is operating.  If the battery goes dead while the theft-
deterrent system is armed, the horn will
activate and the hazard warning lights
will flash when the battery is charged or
replaced.
How to Arm the System
1. Close the windows and the convertible
top securely.
2. Switch the ignition OFF.
3. Make sure the hood, the doors, and the
trunk lid are closed.
4. Press the lock button on the transmitter
or lock the driver's door from the
outside with the auxiliary key.
The hazard warning lights will flash
once.
The following method will also arm the
theft-deterrent system:
Press the door-lock switch “” while
any door is open and then close both of
the doors.
(With the advanced keyless function)
Press a request switch.

The security indicator light in the
instrument panel flashes twice per
second for 20 seconds.
5. After 20 seconds, the system is fully
armed.
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7–29
If Trouble Arises
When Fuel-Filler Lid Cannot be Opened
When Fuel-Filler Lid
Cannot be Opened
If the battery is dead, the fuel-filler lid
cannot be opened.
In this case, the fuel-filler lid can be
opened by taking care of the dead battery
situation.
Refer to Jump-Starting on page 7-23.
If the fuel-filler lid cannot be opened
even if the dead battery situation has been
resolved, the electrical system may have a
malfunction.
In this case, the fuel-filler lid can be
opened using the following procedure as
an emergency measure.
1. Open the trunk lid.
Refer to Opening and Closing the
Trunk Lid on page 3-19.
2. Pull the center section of the plastic
fastener and remove the fasteners.

3. Partially peel back the cover inside the
trunk, then pull the emergency release
lever.

Emer gency release
le ve r
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7–49
If Trouble Arises
When Trunk Lid Cannot be Opened
When Trunk Lid Cannot
be Opened
If the battery is dead, the trunk cannot be
unlocked and opened.
In this case, the trunk can be unlocked by
taking care of the dead battery situation.
Refer to Jump-Starting on page 7-23.
If the trunk cannot be unlocked even
if the dead battery situation has been
resolved, the electrical system may have a
malfunction.
1. Close the convertible top.
Refer to Raising the Convertible Top
on page 3-37.
2. Remove the windblocker.

Windblocker
3. Remove the fasteners on the right side
of the vehicle.

4. Partially peel back the cover on the
right side of the vehicle.

5. Turn and loosen the cap screws until
the screws start to spin free.

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