Battery-Saving Function; Conditions Affecting Operation; Turning An Electronic Key To Battery-Saving Mode - Lexus LC 500 Owner's Manual

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Situation
The trunk was closed
while the electronic key
was still inside the trunk
and both side doors
were locked.
An attempt was made to
lock the vehicle while a
door was open.
When an interior alarm sounds continu-
ously
Situation
The engine switch
<power switch> was
turned to ACCES-
SORY mode while the
driver's door was open
(or the driver's door was
opened while the
engine switch <power
switch> was in ACCES-
SORY mode).
The engine switch
<power switch> was
turned off while the
driver's door was open.
If "Key Detected in Vehicle" is shown on
the multi-information display
An attempt was made to lock the doors
using the smart entry & start system while
the electronic key was still inside the vehi-
cle. Retrieve the electronic key from the
vehicle and lock the doors again.

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.
3-2. Opening, closing and locking the doors and trunk
In the following situations, the smart entry
Correction pro-
& start system may take some time to
cedure
unlock the doors.
• The electronic key has been left within
Retrieve the
approximately 2 m (6 ft.) of the outside of
electronic key
the vehicle for 10 minutes or longer.
from the trunk
• The smart entry & start system has not
and close the
been used for 5 days or longer.
trunk lid.
If the smart entry & start system has not
been used for 14 days or longer, the
Close both side
doors cannot be unlocked at the passen-
doors and lock
ger door. In this case, push the depres-
the doors again.
sion on the front edge of the driver's door
handle, or use the wireless remote con-
trol or mechanical key, to unlock the
doors.
Turning an electronic key to battery-
Correction pro-
saving mode
cedure
When battery-saving mode is set, battery
depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
Press
Turn the engine
switch <power
holding
switch> off and
tronic key indicator flashes 4 times.
While the battery-saving mode is set, the
close the driver's
smart entry & start system cannot be used.
door.
To cancel the function, press any of the elec-
tronic key buttons.
Close the
driver's door.

Conditions affecting operation

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 sys-
tem <immobilizer system> from operating
properly. (Ways of coping: P.404)
When the electronic key battery is
depleted
twice while pressing and
. Confirm that the elec-
129
3

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