Mazda 2: Key Battery Replacement
If the buttons on the transmitter are
inoperable and the operation indicator
light does not fl ash, 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 fi re or
water.
- Never deform or crush.
Replace only with the same type
battery (CR2025 or equivalent).
The following conditions indicate that the
battery power is low:
- The KEY indicator light (green) fl ashes
in the instrument cluster for about 30
seconds after the engine is turned off.
- The system does not operate and
the operation indicator light on the
transmitter does not fl ash when the
buttons are pressed.
- The system's operational range is
reduced.
Replacing the battery at an Authorised
Mazda Repairer is recommended to
prevent damage to the key. If replacing the
battery by yourself, follow the instruction
below.
Replacing the key battery
- Press the knob and pull out the
auxiliary key.

- Twist a tape-wrapped fl athead
screwdriver in the direction of the
arrow and open the cover slightly.

- Insert the tape-wrapped fl athead
screwdriver into the gap and slide it in
the direction of the arrow.

- Twist the fl athead screwdriver in the
direction of the arrow and remove the
cover.

- Remove the battery cap, then remove
the battery.

- Insert a new battery with the positive
pole facing up, and then cover the
battery with the battery cap.

- Close the cover.

- Reinsert the auxiliary key.
CAUTION
- Be careful not to allow the rubber
ring shown in the fi gure to be
scratched or damaged.
- If the rubber ring detaches, reattach it
before inserting a new battery.

READ NEXT:
For reasons of proper performance, safety,
and better fuel economy, always maintain
recommended tyre infl ation pressures and
stay within the recommended load limits
and weight distribution.
WARN
Headlights (Low/High beam)
Headlights (Low beam)
Headlights (High beam)
Running lights * /Position lights
Front fog lights *
Front direction indicator lights
Side direction indicator
Your vehicle's electrical system is
protected by fuses.
If any lights, accessories, or controls do
not work, inspect the appropriate circuit
protector. If a fuse has blown, the inside
element w
SEE MORE:
Cell Phones Warning
WARNING
Please comply with the legal regulations concerning the use of
communication
equipment in vehicles in your country:
Use of any electrical devices such as cell phones, computers, portable radios,
vehicle
navigation or other devices by the driver while the vehicle
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 part
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