New Mazda 3 & CX-30 putting your spare key to sleep
This is in section 3-7 of the manual Power saving function By turning on the transmitter power saving function, the advanced keyless entry*1 and push button start system functions turn off and the battery power consumption of the transmitter is restricted. The remote control function is operational by operating the transmitter switch even while the power saving function is turned on. However, the operation indicator light of the transmitter does not turn on/flash. Turning on the power saving function After you have turned on the power saving function according to the following procedure, the hazard warning lights and sound operate*1 one time. 1. Press the lock button on the transmitter 4 times within 3 seconds to turn on the operation indicator light. 2. Press the lock button continuously for 1.5 seconds or longer while the operation indicator light turns on (for 5 seconds). 3. Press any of the buttons on the transmitter to make sure that the operation indicator light does not turn on/flash. Turning off the power saving function After you have turned off the power saving function according to the following procedure, the hazard warning lights and sound operate*1 one time. 1. Press any of the buttons on the transmitter to make sure that the operation indicator light does not turn on/flash. 2. Press the lock button on the transmitter 4 times within 3 seconds to turn on the operation indicator light. 3. Press the lock button continuously for 1.5 seconds or longer while the operation indicator light turns on (for 5 seconds). *1 With the advanced keyless function