Lexus GS300h 2017 Owner's Manual

491
7-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F92E_(EE) *
: For the EV drive mode operating conditions ( P. 222).
Warning messageDetails/Actions
Indicates that the EV drive mode has been automatically
canceled *
The reason the EV drive mode is not available (the
battery charge is low, speed is higher than the EV
drive mode operating speed range, accelerator pedal
is depressed too much) may be displayed.
A buzzer also sounds.
 Drive the vehicle for a while.
(Flashes)

4927-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE)
■Warning message in radar cruise mode (if equipped)
In the following cases, the warn ing message may not be displayed even if vehicle-to-vehi-
cle distance decreases:
●When your vehicle and the vehicle ahead are traveling at the same speed or the vehicle
ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed
■Open door warning message
The open door warning message continues to display until a door or the trunk is fully
closed, even if the power switch is turned off. However, approximately 20 minutes after a
door or the trunk is not fully closed, the 12-volt battery-saving function operates and the
display turns off even though a door or the trunk is not fully closed.
■Warning buzzer
In some cases, the buzzer may not be heard because of noisy place or an audio sound.

493
7-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F92E_(EE)
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
Once
The electronic key is not detected
when an attempt is made to start the hybrid system.  Start the hybrid system with the
electronic 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 power 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 power switch was not
turned off. Turn the power switch off or
bring the electronic key back
into the vehicle.
OnceCon-
tinuous
An attempt was made to exit the
vehicle with the electronic key and
lock the doors without first turning
the power switch off when the shift
lever was in P.Turn the power switch off and
lock the doors again.
(Flashes)
(Flashes)
(Displayed alternately)
(Flashes)

4947-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE)
9
times
An attempt was made to drive when
the regular key was not inside the
vehicle. 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
power switch was not turned off. Shift the shift lever to P.
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 power switch was
not turned off.Shift the shift lever to P.
 Bring the electronic key back
into the vehicle.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
(Flashes)
(Flashes)
(Displayed alternately)
(Flashes)

495
7-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F92E_(EE)
Con-
tinuous
(Vehicles with the entry function)
An attempt was made to lock the
doors using the smart entry & start
system while the electronic key was still inside the vehicle. Retrieve the electronic key
from the vehicle and lock the
doors again.
OnceCon-
tinuous
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 by pulling on the outside door
handle with the electronic key still
inside the vehicle.
For some models only: An attempt
was made to lock the doors other
than using the smart entry & start
system while the electronic key was
still inside the vehicle. Retrieve the electronic key
from the vehicle and lock the
doors again.
Once

4967-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE)

Power was turned off due to the
automatic power off function. Next time when starting the
hybrid system, operate the
hybrid system for approximately
5 minutes to recharge the 12-
volt battery.
OnceThe electronic key has a low battery. Replace the electronic key bat-
tery. ( P. 435)
Once
The driver’s door was opened and
closed with the power switch turned
off and then the power switch was
put in ACCESSORY mode twice
without the hybrid system being
started. Press the power switch while
depressing the brake pedal.
During an hybrid system starting
procedure in the event that the elec-
tronic key was not functioning prop-
erly ( P. 528), the power switch
was touched with the electronic key.  Press the power switch within 10
seconds of the buzzer sounding.
Once
The steering lock could not be
released within 3 seconds of the
power switch being pressed. Press the power switch while
depressing the brake pedal and
moving the steering wheel left
and right.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
(Flashes)

497
7-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F92E_(EE)
■Warning buzzer
In some cases, the buzzer may not be heard because of noisy place or an audio sound.
Once
The power switch has been turned
off with the shift lever in a position
other than P or N.  Shift the shift lever to P.
Once
After the power switch has been
turned off with the shift lever in a
position other than P, the shift lever
has been shifted to P.Turn the power switch off.
Interior
buzzerExteriorbuzzerWarning messageDetails/Actions
(Flashes)
(Flashes)

4987-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE)
If you have a flat tire (vehicles with spare tire)
● Stop the vehicle in a safe place on a hard, flat surface.
● Set the parking brake.
● Shift the shift lever to P.
● Stop the hybrid system.
● Turn on the emergency flashers. ( P. 452)
Your vehicle is equipped with a spare ti re. The flat tire can be replaced with
the spare tire.
For details about tires: P. 416
WARNING
■If you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and the wheel beyond
repair, which could result in an accident.
Before jacking up the vehicle

499
7-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F92E_(EE)
Location of the spare tire, jack and tools
Jack handle
Parking brake release tool
Screwdriver
Towing eyelet Wheel nut wrench
Spare tire
Jack1
2
3
4
5
6
7

5007-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE)
WARNING
■Using the tire jack
Observe the following precautions.
Improper use of the tire jack may cause the vehicle to suddenly fall off the jack, leading
to death or serious injury.
●Do not use the tire jack for any purpose ot her than replacing tires or installing and
removing tire chains.
●Only use the tire jack that comes with this vehicle for replacing a flat tire.
Do not use it on other vehicles, and do not use other tire jacks for replacing tires on
this vehicle.
●Put the jack properly in its jack point.
●Do not put any part of your body under the vehicle while it is supported by the jack.
●Do not start the hybrid system or drive the vehicle while the vehicle is supported by
the jack.
●Do not raise the vehicle while someone is inside.
●When raising the vehicle, do not put an object on or under the jack.
●Do not raise the vehicle to a height greater than that required to replace the tire.
●Use a jack stand if it is necessary to get under the vehicle.
●When lowering the vehicle, make sure that there is no-one near the vehicle. If there
are people nearby, warn them vocally before lowering.