Lexus GX 460 2020 Owner's Manual page 122

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 entry & start system may take some time to unlock
●
the doors.
• The electronic key has been left in an area of approximately 2 m (6 ft.) of the outside
of the vehicle for 10 minutes or longer.
• The smart entry & start system has not been used for 5 days or longer.
If the smart entry & start system has not been used for 14 days or longer, the doors can-
●
not 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.
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
. Confirm that the electronic key indi-
cator flashes 4 times.
While the battery-saving mode is set, the
smart entry & start system cannot be used. To
cancel the function, press any of the elec-
tronic key buttons.
Electronic keys that will not be used for long periods of time can be set to the battery-
●
saving mode in advance.
Conditions affecting operation
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The smart entry & start system uses weak radio waves. In the following situations, the
communication between the electronic key and the vehicle may be affected, preventing
the smart entry & start system, wireless remote control and engine immobilizer system
from operating properly. (Ways of coping: P. 578)
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 the electronic key is in contact with, or is covered by the following metallic
●
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
●
GX460_OM_OM60R28E_(GE)
3-2. Opening, closing and locking the doors
twice while pressing and holding
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