Page 731 of 844
7317-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
InteriorbuzzerExterior
buzzerWa r n i n g m e s s a g eDetailsCorrection 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)
(Flashes)
(Flashes)
Page 732 of 844
7327-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
InteriorbuzzerExterior
buzzerWa r n i n g m e s s a g eDetailsCorrection 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.
(Flashes)
(Flashes)
Page 734 of 844
7347-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
InteriorbuzzerExterior
buzzerWa r n i n g m e s s a g eDetailsCorrection 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.
(Flashes)
(Flashes)
(Flashes)
Page 750 of 844

7507-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)One of the following may be the cause of the problem:
●One or both of the battery terminals may be disconnected.
●The battery may be discharged. (
P. 7 5 7 )
●There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if repair proce-
dures are unknown.
When the engine does not start, the following steps can be used as an
interim measure to start th e engine if the engine switch is functioning nor-
mally:
Set the parking brake.
Shift the shift lever to P.
Turn the engine switch to ACCESSORY mode.
Press and hold the engine switch for about 15 seconds while depress-
ing the brake pedal firmly.
Even if the engine can be started using the above steps, the system may be
malfunctioning. Have the vehicle inspected by your Lexus dealer.
The starter motor does not turn ov er, the interior lights and head-
lights do not turn on, or the horn does not sound.
Emergency start function
1
2
3
4
Page 751 of 844
751
GS350_OM_OM30D41U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If the shift lever cannot be shifted from P
Set the parking brake.
Turn the engine switch to ACCESSORY mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent tool.
To prevent damage to the cover, cover
the tip of the screwdriver with a rag.
Press the shift lock override but-
ton.
The shift lever can be shifted while the
button is pressed.
If the shift lever cannot be shifte d with your foot on the brake pedal,
there may be a problem with the shift lock system (a system to prevent
accidental operation of the shift lever). Have the vehicle inspected by
your Lexus dealer immediately.
The following steps may be used as an emergency measure to ensure
that the shift lever can be shifted:
1
2
3
4
5
Page 753 of 844
7537-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
Remove the plug.
Insert the tool and press it down
firmly while turning it counter-
clockwise until it stops.
■Manual operation of the parking brake
The parking brake canno t be set manually.
3
4
CAUTION
■When releasing the parking brake manually
●Shift the shift lever to P, turn the engine switch off and chock the tires. Failure to
do so may cause the vehicle to move, resulting in an accident.
●Turn the engine switch off and check that the parking brake indicator is off. Failure
to do so may cause the system to oper ate and turn the inserted parking brake
release tool, resulting in an injury.
Page 754 of 844
754
GS350_OM_OM30D41U_(U)
7-2. Steps to take in an emergency
If the electronic key does not operate properly
■Doors
Use the mechanical key
(P. 100) in order to perform
the following operations:
Locks all the doors
Closes the windows and moon
roof
* (turn and hold)
Unlocks the door
Turning the key rearward unlocks
the driver’s door. Turning the key
once again within 5 seconds
unlocks the other doors.
Opens the windows and moon
roof
* (turn and hold)
*: This setting must be customized at your Lexus dealer.
If communication between the ele ctronic key and vehicle is inter-
rupted ( P. 110) or the electronic key cann ot be used because the bat-
tery is depleted, the smart access system with push-button start and
wireless remote control cannot be us ed. In such cases, the doors and
trunk can be opened and the engine can be started by following the
procedure below.
Locking and unlocking the doors, unlocking the trunk and key
linked functions
1
2
3
4
Page 755 of 844
7557-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
■Trunk
Turn the mechanical key clock-
wise to open.
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Lexus emblem side of
the electronic key to the engine
switch.
The engine switch will turn to IGNI-
TION ON mode.
When the smart access system with
push-button start is deactivated in
customization setting, the engine
switch will turn to ACCESSORY
mode.
Firmly depress the brake pedal and check that is shown on the
multi-information display.
Press the engine switch.
In the event that the engine still cannot be started, contact your Lexus
dealer.
Starting the engine
1
2
3
4