fuel consumption Lexus GS450h 2007 Scheduled Maintenance Guide / LEXUS 2007 GS450H THROUGH JUNE 2006 PROD. OWNER'S MANUAL (OM30727U)

6
1-1. Hybrid system
■Hybrid battery air vent
Hybrid battery air vent
There is an air intake vent on the
package tray for the purpose of
cooling the hybrid battery (trac-
tion battery). If the vent becomes
block
ed, the hybrid battery may
overheat, leading to a reduction in
hybrid battery output.
Emergency shut off system
The emergency shut off system blocks off the high voltage current and
stops the fuel pump to minimize the risk of el ectrocution and fuel leakage
when a certain level of impact is detected by the impact sensor. If the
emergency shut off system activates, yo ur vehicle will not restart. To
restart the hybrid system, contact your Lexus dealer.
Energy monitor/consumption screen
You can view the status of your h ybrid system on the multi-information
display ( P. 117) and the touch screen( P. 1 8 2 ). The following images
are examples only, and may vary slightly from actual conditions.
■ Ener
gy monitor
●Ho
w to display on the touch screen:
Press .
To u c h on the “Information” screen.
If the “Consumption” screen is displayed, touch .
●How to display on the multi-information display:
Push the button several times to select the energy moni -
tor display.
STEP1
STEP2
STEP1

8
1-1. Hybrid system
■Consumption
Press .
To u c h on the “Information” screen.
If the “Energy Monitor” screen is displayed, touch .
Fuel consumption in the past 30
minutes
Regenerated energy in the past
30 minutes
One symbol indicates 50 Wh. Up
to 4 symbols are shown.
Best past fuel consumption
Average fuel consumption
Cruising range
Hybrid warning message
A message is automatically displayed when a malfunction occurs in the
hybrid system or an improper operation is attempted.
If a warning message is shown on
the multi-information display and
the touch scr

een, read the mes -
sage and follow the instructions.
( P. 4 3 6 )
STEP1
STEP2
■Resetting the consumption data
To u c h i n g will reset the “Average fuel consumption”. Touching
will reset all the data (except the “Cruis ing
Range”) on the “Consumption” screen.

105
2-1. Driving procedures
2
When driving
■Shift position uses
*1: To improve fuel consumption and reduce noises, set the shift lever in the
“D” position for normal driving.
*2: Selecting shift ranges using “S” mode, you can control engine braking for
ces.
■Selecting a driving mode
The following patterns can be selec ted to suit curr
ent driving and
operating conditions.
Power mode
For powerful acceleration and
driving in mountainous regions.
Normal mode
Snow mode
For accelerating and driving on
slippery road surfaces, such as
on snow.
Press “SNOW” to return to nor-
mal mode.
Shift positionFunction
PParking the vehicle or starting the hybrid system
RReversing
NNeutral
DNormal driving*1
S“S” mode driving*2 (  P. 1 0 6 )

118
2-2. Instrument cluster
Trip information
■Driving range
■Average fuel consumption after refueling
■Current fuel consumption
Displays the estimated maximum distance that can
be driven with the quantity of fuel remaining.
This distance is computed based on your average fuel
consumption. As a result, the actual distance that can be
driven may differ from that displayed.
Displays the average fuel consumption since the
vehicle was last refueled.
Displays the current rate of fuel consumption.
Display items can be switched
by pushing the “DISP” switch.