Lexus LC500 2017 Owner's Manual page 108

108
3-2. Opening, closing and locking the doors and trunk
Battery-saving function
■
The battery-saving function will be acti-
vated in order to prevent the electronic key
battery and the 12-volt battery from being
discharged while the vehicle is not in opera-
tion 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-but-
ton start has not been used for 5 days or
longer.
If the smart access system with push-but-
●
ton start has not been used for 14 days or
longer, the doors cannot be unlocked at
the passenger door. In this case, push the
depression on the front edge the driver's
door handle, or use the wireless remote
control or mechanical key, to unlock the
doors.
■ Turning an electronic key to battery-
saving mode
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 elec-
tronic key indicator 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.
Conditions affecting operation
■
The smart access system with push-button
start uses weak radio waves. In the following
LC500_LC500h_OM_OM11405U_(U)
situations, the communication between the
electronic key and the vehicle may be
affected, preventing the smart access sys-
tem with push-button start, wireless remote
control and engine immobilizer system
<immobilizer system> from operating prop-
erly.
(Ways of coping: →P.355)
● When the electronic key battery is
depleted
● Near a TV tower, electric power plant,
gas station, radio station, large display,
airport or other facility that generates
strong radio waves or electrical noise
When carrying a portable radio, cellular
●
phone, cordless phone or other wireless
communication device
● When the electronic key is in contact
with, or is covered by the following metal-
lic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil
inside
• Metallic wallets or bags
• Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
When other wireless keys (that emit radio
●
waves) are being used nearby
● When carrying the electronic key
together with the following devices that
emit radio waves
• Another vehicle's electronic key or a
wireless key that emits radio waves
• Personal computers or personal digital
assistants (PDAs)
• Digital audio players
• Portable game systems
● If window tint with a metallic content or
metallic objects are attached to the rear
window
When the electronic key is placed near a
●
battery charger or electronic devices
■ Note for the entry function
Even when the electronic key is within the
●
effective range (detection areas), the sys-
tem may not operate properly in the fol-
lowing cases:
• The electronic key is too close to the win-
dow or outside door handle, near the