2010 Lexus HS250h display

34
1-1. Hybrid system
These images are examples only, and may vary slightly from actual conditions.
Navigation screenMulti-information
display
When the vehicle is
powered by the
electric motor
(traction motor)
When the vehicle is
powered by both
the gasoline engine
and the electric
motor (traction
motor)
When the vehicle is
powered by the 
gasoline engine
When the vehicle is
charging the hybrid 
battery (traction 
battery)
When there is no
energy flow
Hybrid battery 
(traction battery)
statusLowFullLowFull

36
1-1. Hybrid system
Past record (vehicles with a navigation system)
Press the “MENU” button and select .
Select and press the “ENTER” button.
If the screen does not appear, select and
press the “ENTER” button.
Best past fuel consumption
Average fuel consumption
Displays the average fuel consump -
tion between each reset of the total
av
erage fuel consumption on the
multi-information display.
When resetting, if the total average
fuel consu
mption is better than the
best past fuel consumption, the best
past fuel consumption will be
updated.
These images are examples only, and may vary slightly from actual conditions.
■Resetting the consumption data
Selecting on the screen will reset the average fuel consump -
tion. Selecting on the screen will reset the past records.
Selecting will confirm resetting of all the data (except cruising range).
■Cruising range
Displays the estimated maximum distance th at 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.

48
1-3. Opening, closing and locking the doors
■Alarms and warning indicators
A combination of exterior and interior alarms as well as warning messages shown
on the multi-information display is used to prevent theft of the vehicle and accidents
resulting from erroneous operation. Take appropriate measures in response to any
warning message on the multi-information display. ( P. 5 0 1 )
The following table describes circumstances and correction procedures when only
alarms are sounded.
■Security feature
If a door is not opened within approx imately 60 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
■Battery-saving function
The battery-saving function will be activa ted in order to prevent the electronic key
battery and the 12-volt battery from being discharged while the vehicle is not in
operation for a long time.
●In the following situations, the smart access system with pu sh-button start may
take some time to unlock the doors.
• The electronic key has been left in an area of approximately 6 ft. (2 m) of the
outside of the vehicle for 10 minutes or longer.
• The smart access system with push-button start has not been used for 5 days or longer.
AlarmSituationCorrection procedure
Exterior alarm
sounds once for 10
seconds.An attempt was made to lock
the vehicle while a door was
open.Close all of the doors
and lock the doors
again.
Interior alarm pings
repeatedly
The “POWER” switch was
turned to ACCESSORY
mode while the driver’s door
is open (The driver’s door
was opened when the
“POWER” switch is in
ACCESSORY mode.)
Turn the “POWER”
switch off and close the
driver’s door.

49
1-3. Opening, closing and locking the doors
1
Before driving
●If the smart access system with push-button start has not been used for 14 days
or longer, the doors cannot be unlocked at any doors except the driver’s door. In
this case, take hold of the driver’s door handle, or use the wireless remote con-
trol or the mechanical key, to unlock the doors.
■Conditions affecting operation
The smart access system with push-button start uses weak radio waves. In the fol-
lowing situations, the communication between the electronic key and the vehicle
may be affected, preventing the smart access system with push-button start, wire-
less remote control and immobilize r system from operating properly. 
(Ways of coping: P. 5 3 3 )
●When the electronic key battery is depleted
●Near a TV tower, electric power plant, gas station, radio station, large display,
airport or other facility that generates strong radio waves or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wire-
less communication devices
●When the electronic key is in contact wi th, or is covered by the following metal-
lic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless key (that emit radio waves) is being used nearby
●When carrying the electronic key together with the following devices that emit
radio waves
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or person al digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or metallic objects are attached to the rear
window

51
1-3. Opening, closing and locking the doors
1
Before driving
●If the electronic key is inside the vehicle and a door handle becomes wet during
a car wash, a message may be shown on the multi-information display and a
buzzer will sound outside the vehicle. To turn off the alarm, lock all the doors.
●The lock sensor may not work properly if it comes into contact with ice, snow,
mud, etc. Clean the lock sensor and attemp t to operate it again, or use the lock
sensor on the lower part of the door handle.
●Fingernails may scrape against the door during operation of the door handle.
Be careful not to injure fingernails or damage the surface of the door.
■Notes for the unlocking function
●A sudden approach to the effective range or door handle may prevent the
doors from being unlocked. In this case, return the door handle to the original
position and check that the doors unlock before pulling the door handle again.
●Gripping the door handle when wearing a glove may not unlock the door.
Remove the gloves and touch the sensor on the back of the handle again.
●If the door handle becomes wet while the electronic key is within the effective
range, the door may lock and unlock repeatedly. Place the key in a position 6 ft.
(2 m) or more separate from the vehicle while the vehicle is being washed. (Take
care to ensure that the key is not stolen.)
●If there is another electronic key in the de tection area, it may take slightly longer
to unlock the doors after th e door handle is gripped.
●Fingernails may scrape against the door during operation of the door handle.
Be careful not to injure fingernails or damage the surface of the door.
■When the vehicle is not driven for extended periods
●To prevent theft of the vehicle, do not le ave the electronic key within 6 ft. (2 m)
of the vehicle.
●The smart access system with push-button start can be deactivated in advance.
(  P. 5 7 2 )
■Alarm
Using the smart access system with push-bu tton start to lock the doors will set the
alarm system. ( P. 9 8 )

90
1-5. Opening and closing the windows and moon roof
■The moon roof can be operated when
The “POWER” switch is in ON mode.
■Operating the moon roof after turning the hybrid system off
The moon roof can be operated for appr
oximately 43 seconds even after the
“POWER” switch is turned to ACCESSORY mode or turned off. It cannot, how -
ever, be operated once either front door is opened.
■Jam protection function
If an object is detected between the moon roof and the frame while the moon roof is
closin
g or tilting down, travel is stopped and the moon roof opens slightly.
■Sunshade
The sunshade can be opened and closed manually. However, the sunshade will
open a
utomatically when the moon roof is opened.
■Door lock linked moon roof operation
●The moon roof can be opened and closed using the mechanical key.* 
(  P. 5 3 3 )
●The moon roof can be open ed and closed using the wireless remote control.*
However, this function is available only when the door windows can be opened
and closed with the wireless remote control. ( P. 5 4 )
*: This setting must be custom iz
ed at your Lexus dealer.
■When the moon roof does not close normally
Pressing and holding the “CLOSE” switch will close the moon roof.
■Moon roof open warning buzzer
The buzzer sounds and a message is shown on th
e multi-information display in the
instrument cluster when the “POWER” switch is turned off and the driver’s door is
opened with the moon roof open.
■Customization
Settings (e.g. linked door lock operation) can be changed. 
(Customizable features P. 5 7 2 )

124
1-8. Safety information
Installing child restraints
Follow the child restraint system manufacturer’s instructions. Firmly
secure child restraints to the seats using the LATCH anchors or a seat belt.
Attach the top tether strap when installing a child restraint.
The lap/shoulder belt can be used if your child restraint system is not com-
patible with the LATCH (Lower Anchor s
and Tethers for Children) system.
Child restraint LATCH anchors
LATCH anchors are provided
for the outer r

ear seats. (Buttons
displaying the location of the
anchors are attached to the
seats.)
Seat belts equipped with a child
r
estraint locking mechanism
(ALR/ELR belts except driver’s
seat belt) ( P. 7 3 )
Anchor brackets (for top tether
str
ap)
An anchor bracket is provided
for each r
ear seat.

When driving2
135
2-1. Driving proceduresDriving the vehicle.................. 136
Power (ignition) switch .......... 145
EV drive mode.......................... 150
Hybrid transmission ............... 153
Turn signal lever ....................... 159
Parking brake ........................... 160
Horn ............................................. 161
2-2. Instrument cluster Gauges and meters ................ 162
Indicators and warning 
lights ......................................... 165
Multi-information display ..... 169
Head-up display ...................... 175
2-3. Operating the lights and windshield wipers
Headlight switch...................... 183
Automatic High Beam .......... 188
Fog light switch ........................ 194
Windshield wipers and 
washer ..................................... 195
Headlight cleaner switch.... 200 2-4. Using other driving systems
Cruise control.......................... 201
Dynamic radar cruise 
control .................................... 205
LKA 
(Lane-Keeping Assist) ........ 217
Driving assist systems ........... 225
Hill-start assist control ......... 230
Pre-Collision System ............ 232
2-5. Driving information Cargo and luggage ............... 240
Vehicle load limits .................. 243
Winter driving tips ................. 244
Trailer towing ........................... 247
Dinghy towing ......................... 248