Page 971 of 1014
9408-1. Specifications
GS450h_300h_OM_OM30D53E_(EE)
Light bulbs
Light bulbsWTy p e
Exterior
Discharge headlights*35A
Front fog lights*19B
Front turn signal lights21C
Rear turn signal lights21D
Back-up light16D
Outer foot lights5D
Interior
Door courtesy lights5D
Vanity lights8D
Trunk light3.8D
A: D4S discharge bulbs
B: H16 halogen bulbs
C: Wedge base bulbs (amber)
D: Wedge base bulbs (clear)
*: If equipped
Page 972 of 1014

941
8 8-1. Specifications
Vehicle specifications
GS450h_300h_OM_OM30D53E_(EE)
Fuel information
Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your vehicle has a fuel tank opening that
only accommodates the special nozzle on unleaded fuel pumps.
If your engine knocks
Consult any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
You may occasionally notice light knocking for a short time while acceler-
ating or driving uphill. This is normal and there is no need for concern.
GS300h
EU area:
Your vehicle must use only unleaded gasoline conforming to Euro-
pean standard EN228.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 91 or higher.
Except EU area:
Your vehicle must use only unleaded gasoline.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 91 or higher.
GS450h
EU area:
Your vehicle must use only unleaded gasoline conforming to Euro-
pean standard EN228.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 95 or higher.
Except EU area:
Your vehicle must use only unleaded gasoline.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 95 or higher.
Page 976 of 1014
9448-2. Customization
GS450h_300h_OM_OM30D53E_(EE)
Multi-
informa-
tion
display
(P. 1 1 4 )
Language*2English
French
—O—
German
Spanish
Italian
Russian
Units*2km
(L/100km)
km
(km/L)
—O—miles
(MPG)
*3
ECO lamp
On
(Self-
lighting)Off
—O—On
(Always)
Drive monitorOutside
Fuel
consump-
tion
—O—
Cruising
range
Tachometer Settings
On
(Self-
changing)
Hybrid
System
Indicator
(Always)
—O—
Tachometer
(Always)
Lamp brightnessStandardBright—O—
SPORT lampOnOff—O—
ItemFunctionDefault
settingCustom-
ized set-
ting
123
Page 980 of 1014
9488-2. Customization
GS450h_300h_OM_OM30D53E_(EE)
Turn signal
lever
(P. 267)
The number of times the
turn signal lights flash
automatically when the
turn signal lever is
moved to the first posi-
tion during a lane
change
(After flashing the turn
signal lights when turn-
ing left or right while
this function is off and
the turn signal lever is
moved to the first posi-
tion in direction of the
flashing light, the turn
signal lights can be
selected to be flashing or
off.)
3
5
——O
7
Off
(the turn
signal
lights
keep
flashing if
the turn
signal
lever is
moved to
the first
position in
direction
of flashing
light)
Off
(the turn
signal
lights will
be off if
the turn
signal
lever is
moved to
the first
position in
direction
of flashing
light)
ItemFunctionDefault
settingCustom-
ized set-
ting
123
Page 981 of 1014
949
8 8-2. Customization
Vehicle specifications
GS450h_300h_OM_OM30D53E_(EE)
Automatic
light con-
trol system
(P. 272)
Light sensor sensitivityStandard-2 to 2O—O
Follow me home
(Time elapsed before
headlights automati-
cally turn off)
30
seconds
60
seconds
——O90
seconds
120
seconds
Welcome light illumina-
tion controlOnOff——O
Lexus
parking
assist-
sensor
*1
(P. 348)
Detection distance of the
front center sensorFarNearO—O
Detection distance of the
rear center sensorFarNearO—O
Buzzer volume31 to 5O—O
Display setting
(when Lexus parking
assist-sensor is operat-
ing)All sen-
sors dis-
playedDisplay
offO—O
ItemFunctionDefault
settingCustom-
ized set-
ting
123
Page 983 of 1014
951
8 8-2. Customization
Vehicle specifications
GS450h_300h_OM_OM30D53E_(EE)
Illumina-
tion
(P. 684)
Interior lights illumina-
tion controlOnOff——O
Time elapsed before the
interior lights turn off15
seconds
7.5
seconds
O—O30
seconds
Operation after the
power switch is turned
off
OnOff——O
Operation when the
doors are unlockedOnOff——O
Operation when you
approach the vehicle
with the electronic key
on your person (vehi-
cles with an entry func-
tion)
OnOff——O
Footwell lightingOnOff——O
Outer foot lightsOnOff——O
Time elapsed before the
outer foot lights turn off15
seconds
Off
O—O
7.5
seconds
30
seconds
ItemFunctionDefault
settingCustom-
ized set-
ting
123
Page 984 of 1014
9528-2. Customization
GS450h_300h_OM_OM30D53E_(EE)
*1: If equipped
*2: The default setting varies according to countries.
*3: Right-hand drive vehicles
*5: If both are equipped
Illumina-
tion
(P. 684)
Enable/disable opera-
tion of the outer foot
lights when you
approach the vehicle
with the electronic key
on your person
OnOff——O
Enable/disable opera-
tion of the outer foot
lights when the doors are
unlocked with the power
door lock switch
OnOff——O
Rear
sun-
shade
*1
(P. 712)
Reverse operationOnOff——O
Time elapsed before the
reverse operation fea-
ture activates0.7
seconds
0 second
——O
0.9
seconds
1.2
seconds
*4: This is the switch for turning on and off
the automatic mode of the air condition-
ing system, not the outside air or recircu-
lated mode switch.
ItemFunctionDefault
settingCustom-
ized set-
ting
123
Page 991 of 1014
959What to do if... (Troubleshooting)
GS450h_300h_OM_OM30D53E_(EE)
It is locked automatically to prevent theft of the vehicle.
(P. 250)
Is the window lock switch pressed?
The power window except for the one at the driver’s seat
cannot be operated if the window lock switch is pressed.
(P. 215)
The auto power off function will be operated if the vehi-
cle is left in ACCESSORY or ON mode (the hybrid sys-
tem is not operating) for a period of time. (P. 250)
The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat
belts?
(P. 834)
The parking brake indicator is on
Is the parking brake released? (P. 269)
Depending on the situation, other types of warning buzzer
may also sound. (P. 830, 839) The windows do not open or close by operating the power
window switches
The power switch is turned off automatically
A warning buzzer sounds during driving