Lexus GS 350, Owner'S Manual, Page: 109 / 831

GS350_U (OM30C34U)
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3-2. Opening, closing and locking the doors and trunk
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Battery-saving function
The battery-saving function will be activated in order to prevent the electronic key
battery and the vehicle 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 access system with push-button start 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 access system with push-button start has not been used for 5 days or
longer.
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If the smart access system with push-button start 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.
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Electronic Key Battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping the
electronic key from receiving radio waves.
Press twice while pressing and holding
. Confirm that the electronic key indi-
cator flashes 4 times.
While the battery-saving mode is set, the
smart access system with push-button start
cannot be used. To cancel the function, press
any of the electronic key buttons.