Lexus LS500h, Manual, Page: 124 / 524

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3-2. Opening, closing and locking the doors and trunk
LS500h_OM_(U)_1810
■ Effective range (areas within which the
electronic key is detected)
When locking or unlocking the doors
The system can be operated when the
electronic key is within about 2.3 ft. (0.7 m)
of an outside door handle. (Only the doors
detecting the key can be operated.)
When opening the trunk
The system can be operated when the
electronic key is within about 2.3 ft. (0.7 m)
of the trunk release button.
When starting the hybrid system or
changing power switch modes
The system can be operated when the
electronic key is inside the vehicle.
■ Alarms and warning messages
An alarm sounds and warning messages
are displayed on the multi-information dis-
play to protect against unexpected acci-
dents or theft of the vehicle resulting from
erroneous operation. When a warning mes-
sage is displayed, take appropriate mea-
sures based on the displayed message.
(

P.434)
When only an alarm sounds, circumstances
and correction procedures are as follows.
● When an exterior alarm sounds once for
5 seconds
●
When an interior alarm sounds continu-
ously
■ If “Key Detected in Vehicle” is shown on
the multi-information display
An attempt was made to lock the doors
using the smart access system with
push-button start while the electronic key
was still inside the vehicle. Retrieve the elec-
tronic 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.
●
In the following situations, the smart
access system with push-button start may
A
B
C
Situation
Correction
procedure
An attempt was made to
lock the vehicle while a
door was open.
Close all of the
doors and lock
the doors
again.
The trunk was closed
while the electronic key
was still inside the trunk
and all the doors were
locked.
Retrieve the
electronic key
from the trunk
and close the
trunk lid.
Situation
Correction
procedure
The power switch was
turned to ACCESSORY
mode while the driver’s
door was open (The
driver’s door was opened
when the power switch
was in ACCESSORY
mode).
Turn the power
switch off and
close the
driver’s door.
The power switch was
turned off while the
driver’s door was open.
Close the
driver’s door.