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
The following conditions indicate that the battery power is low:
Replacing the battery at an Authorized Mazda Dealer is recommended to prevent damage to the key. If replacing the battery by yourself, follow the instruction.
Replacing the key battery
1. Press the knob and pull out the auxiliary key.
2. Twist a tape-wrapped flathead screwdriver in the direction of the arrow and open the cover slightly.
3. Insert the tape-wrapped flathead screwdriver into the gap and slide it in the direction of the arrow.
4. Twist the flathead screwdriver in the direction of the arrow and remove the cover.
5. Remove the battery cap, then remove the battery.
6. Insert a new battery with the positive pole facing up, and then cover the battery with the battery cap.
7. Close the cover.
8. Reinsert the auxiliary key.
CAUTION
Be careful not to allow the rubber ring shown in the figure to be scratched or damaged.
If the rubber ring detaches, reattach it before inserting a new battery.
Mazda 6 Owners Manual: Disconnection of the negative battery cable
Before beginning any work, turn the ignition switch to LOCK position,
then disconnect the negative battery cable and wait for more than 1 minute
to allow the backup power supply of the SAS unit to deplete its stored
power. Disconnecting the battery cable will delete the memories of the
...
Mazda 6 Owners Manual: Joint shaft removal/installation
Caution
Performing the following procedures without first removing the ABS
wheel-speed sensor may possibly cause an open circuit in the harness if it
is pulled by mistake. Before performing the following procedures, remove the
ABS wheel-speed sensor and fix it to an appropriate place wh ...