Toyota 2015 Prius Owner's Manual page 118

118
3-1. Key information
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Electronic key battery depletion
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The standard battery life is 1 to 2 years.
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If the battery becomes low, an alarm will sound in the cabin and a message
will be displayed on the multi-information display (if equipped) when the
hybrid system stops. (P. 517)
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As the electronic key always receives radio waves, the battery will become
depleted even if the electronic key is not used. The following symptoms indi-
cate that the electronic key battery may be depleted. Replace the battery
when necessary. (P. 459)
• The smart key system or the wireless remote control does not operate.
• The detection area becomes smaller.
• The LED indicator on the key surface does not turn on.
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To avoid serious deterioration, do not leave the electronic key within 3 ft.
(1 m) of the following electrical appliances that produce a magnetic field:
• TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
• Induction cookers
• Table lamps
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Replacing the battery
P. 459
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If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.
PRIUS v_OM_OM47887U_(U)
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