Battery-Saving Function; Electronic Key Battery-Saving Function - Lexus 2016 IS 200t Service Manual

Battery-saving function

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The battery-saving function will be activated in order to prevent the electronic key bat-
tery and the vehicle battery from being discharged while the vehicle is not in operation
for a long time.
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 within 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.
If the smart access system with push-button start has not been used for 14 days or
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longer, the doors cannot be unlocked at any door except the driver' s door. In this case,
hold the driver' s door handle, or use the wireless remote control or mechanical key, to
unlock the doors.

Electronic Key Battery-Saving Function

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When battery-saving mode is set, battery depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
Press twice while pressing and holding
. Confirm that the electronic key indica-
tor 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.
IS350/300/200t_U (OM53D18U)
3-2. Opening, closing and locking the doors and trunk
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