Page 729 of 846

7287-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
*: Refer to the separate “Scheduled Maintenance” or “Owner’s ManualSupplement” for the maintenance interval applicable to your vehicle.
Warning messageDetailsCorrection procedure
(If equipped)
Indicates that the pre-col-
lision system is not cur-
rently functional because
the grille cover or the
sensor is dirty This message also
appears when the pre-
collision system is not
functional due to over-
heating.
• Check the grille coverand the sensor and
clean them if they are
dirty.
• In case of overheating, the system will become
functional once the sys-
tem cools down.
Indicates that operation
of large electricity con-
suming systems such as
the air conditioning sys-
tem are suspended
Stop using unnecessary
electric components to
reduce electricity con-
sumption until the warn-
ing message disappears.If the warning message
is displayed frequently,
have the vehicle
inspected by your
Lexus dealer.
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GS350_OM_OM30D41U_(U).book Page 728 Monday, July 29, 2013 2:22 PM
Page 730 of 846

7297-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
After taking the specified steps to correct the suspected problem, check
that the warning message and light go off.
Have the malfunction repaired immediately.
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once
The electronic key
is not detected
when an attempt is
made to start the
engine.Start the
engine with
the elec-
tronic key
present.
Once3
times
The electronic key
was carried out-
side the vehicle and
a door other than
the driver’s door
was opened and
closed while the
engine switch was
in a mode other
than off.
Bring the
electronic
key back
into the
vehicle.
The driver’s door
was opened and
closed while the
electronic key was
not in the vehicle,
the shift lever was in
P and the engine
switch was not
turned off.Tu r n t h e
engine
switch off or
bring the
electronic
key back
into the
vehicle.
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GS350_OM_OM30D41U_(U).book Page 729 Monday, July 29, 2013 2:22 PM
Page 731 of 846
7307-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
OnceCon-
tinuous
An attempt was
made to exit the
vehicle with the
electronic key and
lock the doors with-
out first turning the
engine switch off
when the shift lever
was in P.
Tu r n t h e
engine
switch off
and lock the
doors again.
9
times
An attempt was
made to drive when
the regular key was
not inside the vehi-
cle.Confirm
that the
electronic
key is inside
the vehicle.
Con-
tinuous
The driver’s door
was opened when
the shift lever was
not in P and the
engine switch was
not turned off.
Shift the
shift lever to
P.
(Displayed alternately)
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GS350_OM_OM30D41U_(U).book Page 730 Monday, July 29, 2013 2:22 PM
Page 732 of 846
7317-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Con-
tinuousCon-
tinuous
The driver’s door
was opened and
closed while the
electronic key was
not in the vehicle,
the shift lever was
not in P and the
engine switch was
not turned off.•Shift the shift lever
to P.
•Bring the elec-
tronic key
back into
the vehi-
cle.
OnceCon-
tinuous
• An attempt wasmade to lock the
doors using the
smart access sys-
tem with push-
button start while
the electronic
key was still
inside the vehicle.
• An attempt was made to lock
either front door
by opening a
door and putting
the inside lock
button into the
lock position,
then closing the
door with the
electronic key
still inside the
vehicle.
Retrieve the
electronic
key from the
vehicle and
lock the
doors again.
(Displayed alternately)
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GS350_OM_OM30D41U_(U).book Page 731 Monday, July 29, 2013 2:22 PM
Page 733 of 846
7327-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once
• When the doors were unlocked
with the mechan-
ical key and then
the engine switch
was pressed, the
electronic key
could not be
detected in the
vehicle.
•The electronic key could not be
detected in the
vehicle even after
the engine switch
was pressed two
consecutive
times.
To u c h t h e
electronic
key to the
engine
switch while
depressing
the brake
pedal.
Once
An attempt was
made to start the
engine with the shift
lever in an incorrect
position.Shift the
shift lever to
P and start
the engine.
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Page 734 of 846
7337-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Po we r w a s t u r n e d
off due to the auto-
matic power off
function.
Next time
when start-
ing the
engine,
increase the
engine
speed
slightly and
maintain
that level for
approxi-
mately 5
minutes to
recharge
the battery.
OnceThe electronic key
has a low battery.
Replace the
electronic
key battery.
( → P. 6 5 9 )
GS350_OM_OM30D41U_(U).book Page 733 Monday, July 29, 2013 2:22 PM
Page 735 of 846

7347-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once
The driver’s door
was opened and
closed with the
engine switch
turned off and then
the engine switch
was put in ACCES-
SORY mode twice
without the engine
being started.
Press the
engine
switch while
depressing
the brake
pedal.
During an engine
starting procedure
in the event that the
electronic key was
not functioning
properly ( →P.
755), the engine
switch was touched
with the electronic
key.
Press the
engine
switch
within 10
seconds of
the buzzer
sounding.
Once
The steering lock
could not be
released within 3
seconds of the
engine switch being
pressed.
Press the
engine
switch while
depressing
the brake
pedal and
moving the
steering
wheel left
and right.
Once
The engine switch
has been turned off
with the shift lever
in a position other
than P or N.
Shift the
shift lever to
P.
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Page 736 of 846
7357-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
■Warning buzzer
In some cases, the buzzer may not be heard because of noisy place or an audio
sound.
Once
After the engine
switch has been
turned off with the
shift lever in a posi-
tion other than P,
the shift lever has
been shifted to P.
Tu r n t h e
engine
switch off.
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
(Flashes)
GS350_OM_OM30D41U_(U).book Page 735 Monday, July 29, 2013 2:22 PM