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:
Tyres
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
Light Bulbs
Headlights (Low/High beam)
Headlights (Low beam)
Headlights (High beam)
Running lights * /Position lights
Front fog lights *
Front direction indicator lights
Side direction indicator
Fuses
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:
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 part
Tyre Pressure Monitoring System
The Tyre Pressure Monitoring System (TPMS) monitors the air pressure of all
four tyres. If
the air pressure of one or more tyres is too low, the system warns the driver by
indicating the
tyre pressure monitoring system warning light in the instrument cluster and
operating a beep
sound. The
