Battery-Saving Function - Toyota PRIUS ALPHA 2012 Quick Reference Manual

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Battery-saving function

The battery-saving function will be activated in order to prevent the elec-
tronic key battery and the 12-volt battery from being discharged while the
vehicle is not in operation for a long time.
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In the following situations, the smart key system may take some time to
unlock the doors.
• The electronic key has been left in an area of approximately 6 ft. (2 m)
of the outside of the vehicle for 10 minutes or longer.
• The smart key system has not been used for 5 days or longer.
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If the smart key system has not been used for 14 days or longer, the
doors cannot be unlocked at any doors except the driver's door. In this
case, take hold of the driver's door handle, or use the wireless remote
control or the mechanical key, to unlock the doors.
1-3. Opening, closing and locking the doors
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