Lexus LS 500h 2019 Owner's Manual page 171

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Effective range (areas within which the
electronic key is detected)
When locking or unlocking the doors
A
The system can be operated when the
electronic key is within about 0.7 m (2.3 ft.)
of an outside door handle. (Only the doors
detecting the key can be operated.)
When opening the trunk
B
The system can be operated when the
electronic key is within about 0.7 m (2.3 ft.)
of the trunk release button.
When starting the hybrid system or
C
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 meas-
ures based on the displayed message.
(P.531)
When only an alarm sounds, circumstances
and correction procedures are as follows.
When an exterior alarm sounds once for
5 seconds
LS500h_OM_General_OM50J66E
3-2. Opening, closing and locking the doors and trunk
An attempt was made to
lock the vehicle while a
The trunk was closed
while the electronic key
was still inside the trunk
and all the doors were
When an interior alarm sounds continu-
ously
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
The 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.
In the following situations, the smart entry
& start system may take some time to
Correction
Situation
procedure
Close all of the
doors and lock
the doors
door was open.
Retrieve the
electronic key
from the trunk
and close the
locked.
trunk lid.
Correction
Situation
procedure
Turn the power
switch off and
close the
driver's door.
mode).
Close the
driver's door.
169
again.
3

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