NOTE:
Because the remote transmitter battery power cannot be determined using the battery itself, determine by the remote transmitter battery low warning operation conditions.
Operation procedure for remote transmitter battery low warning
1. Place the remote transmitter inside the vehicle and close all of the doors.
2. Switch the ignition ON (engine off) and wait approx. 30 s.
3. With the brake pedal not depressed, switch the ignition off (LOCK).
4. Verify that the KEY indicator light (green) in the instrument panel is not flashing.

KEY indicator light (green) flashes for approx. 30 s
Replace the remote transmitter battery because the remote transmitter battery power is depleted..
Negative Battery Cable Disconnection/Connection [Skyactiv G 2.0]Customer Assistance (Puerto Rico)
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Mazda Dealers have the knowledge and the tools to keep your Mazda vehicle in top
condition.
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Fuel Pump Relay
Purpose, Function
Controls the fuel pump on/off according to control signals from the PCM.
The fuel pump is operated only at engine start or when the engine is running
to improve safety.
Construction
The fuel pump relay is installed in the relay and fuse block.
...
Start Stop Unit Configuration (Using Read/Write Function)
NOTE:
When performing configuration, it is necessary to read the vehicle specification
information from the start stop unit before replacing it. Connect the M-MDS
to the vehicle and perform vehicle identification before removing the start
stop unit. The vehicle specification informa ...