wheel Lexus GS450h 2010 Using The Audio System / LEXUS 2010 GS450H (OM30C81U) Repair Manual

362
3-4. Using the hands-free system (for cellular phone)
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
■Call history list
●If you make a call to or receive a call from a number registered in the phone
book, the name is displayed in the call history.
●If you make multiple calls to the same number, only the last call made is dis-
played in the call history.
●Calls where the number is unavailable, such as public telephones, are not stored
in the call history.
■When driving
The functions “Dialing”, “Dialing from the phonebook”, and “Dialing from history”
(except for call using the 5 most recently called numbers shown by “All” tab) are
unavailable.
■International calls
You may not be able to make international calls, depending on the mobile phone in
use.
■Calling by using the call history
Push on the steering wheel to display the “Phone” screen.
Push on the steering wheel to display the “Call History” screen.
Push on the steering wheel to select the most recent number in the
history.
Select or push on the steering wheel.
■To cancel voice recognition
●Press and hold the talk switch.
●Press on the steering wheel.
●Touch “Cancel”. (excluding command verification)
●Say “Cancel”.
■When using voice recognition
Use correct commands and speak clearly, otherwise the system may not correctly
recognize the command. Wind or other noises may also cause the system not to
recognize the desired command.
STEP1
STEP2
STEP3
STEP4

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3-4. Using the hands-free system (for cellular phone)
3
Interior features
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
Receiving a call
When a call is received, the following screen is displayed together with a
sound.
Touch or press on the
steering wheel.
■To refuse a call
Touch or press on the steering wheel.
■To adjust the incoming call volume
Touch “-” or “+”. You can also adjust the volume using the steering
switches.
■International calls
Received international calls may not be displayed correctly depending on the
mobile phone in use.

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3-4. Using the hands-free system (for cellular phone)
3
Interior features
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
■To transfer a call
Touch “Call Transfer”.
■To hang up
Touch or press on the steering wheel.
■Interrupt call
When the call is interrupted by the third party while talking, the incom-
ing call message will be displayed.
●To talk with the other party: Touch or press on the steering
wheel.
●To refuse the call: Touch or press on the steering wheel.
Everytime you touch or press on the steering wheel after a
call is interrupted, you will be switched to the other party.
If your cellular phone is not accepted in HFP Ver. 1.5, this function can-
not be used.
■Transferring calls
●It is not possible to transfer from hands-free to a mobile phone while driving.
●If you transfer from a mobile phone to hands-free, the hands-free screen will be
displayed, and you can operate the system using the screen.
●Transfer method and operation may vary according to the mobile phone used.
●For operation of the mobile phone in use, see the phone’s manual.
■While driving
Key input is unavailable.
■Voice recognition during a call
“Mute” and “Send Tones” can be operated by voice recognition. (P. 3 6 0 )
■Interrupt call operation
Interrupt call operation may differ from depending on your phone company and the
cellular phone.

Maintenance and care4
441
GS_HV_U (OM30C81U)
January 28, 2010 11:30 am
4-1. Maintenance and care
Cleaning and protecting 
the vehicle exterior............. 442
Cleaning and protecting 
the vehicle interior .............. 4454-2. Maintenance
Maintenance 
requirements........................ 448
General maintenance .......... 450
Emission inspection and 
maintenance (I/M) 
programs ............................... 453
4-3. Do-it-yourself maintenance
Do-it-yourself service 
precautions ........................... 454
Hood ........................................... 457
Positioning a floor jack ......... 458
Engine compartment ........... 460
Tires............................................. 475
Tire inflation pressure........... 485
Wheels ...................................... 489
Air conditioning filter ............ 491
Electronic key battery.......... 494
Checking and replacing 
fuses ........................................ 496
Headlight aim ........................... 511
Light bulbs ................................. 514

442
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
4-1. Maintenance and care
Cleaning and protecting the vehicle exterior
Perform the following to protect the vehicle and maintain it in prime condi-
tion.
●Working from top to bottom, liberally apply water to the vehicle
body, wheel wells and underside of the vehicle to remove any dirt
and dust.
Wash the vehicle body using a sponge or soft cloth, such as a chamois.
●For hard-to-remove marks, use car wash soap and rinse thor-
oughly with water.
●Wipe away any water.
●Wax the vehicle when the waterproof coating deteriorates.
If water does not bead on a clean surface, apply wax when the vehicle
body is cool.

443
4-1. Maintenance and care
4
Maintenance and care
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
■Automatic car washes
●Fold the mirrors back before washing the vehicle.
●Brushes used in automatic car washes may scratch the vehicle surface and
harm your vehicle’s paint.
●Before entering an automatic car wash, check that the fuel filler door is closed.
■High pressure washers
Do not allow the nozzles of the washers to come within close proximity of the win-
dows and fuel filler door.
■Aluminum wheels
●Remove any dirt immediately by using a neutral detergent. Do not use hard
brushes or abrasive cleaners. Do not use strong or harsh chemical cleaners.
Use the same mild detergent and wax as used on the paint.
●Do not use detergent on the wheels when they are hot, for example after driving
for long distance in the hot weather.
●Wash detergent from the wheels immediately after use.
■Bumpers and side moldings
Do not scrub with abrasive cleaners.
CAUTION
■Caution about the exhaust pipe
Exhaust gasses cause the exhaust pipe to become quite hot.
When washing the vehicle, be careful not to touch the pipe until it has cooled suffi-
ciently, as touching a hot exhaust pipe can cause burns.

444
4-1. Maintenance and care
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
NOTICE
■To prevent paint deterioration and corrosion on the body and components 
(aluminum wheels etc.)
●Wash the vehicle immediately in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If you see coal tar or tree sap on the paint surface
• If you see dead insects, insect droppings or bird droppings on the paint
• After driving in an area contaminated with soot, oily smoke, mine dust, iron
powder or chemical substances
• If the vehicle becomes heavily soiled in dust or mud
• If liquids such as benzene and gasoline are spilled on the paint surface
●If the paint is chipped or scratched, have it repaired immediately.
●To prevent the wheels from corroding, remove any dirt and store in a place with
low humidity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use organic substances or scrub with a hard brush. 
This may damage the surfaces of the lights.
●Do not apply wax on the surfaces of the lights.
Wax may cause damage to the lenses.
■When using an automatic car wash (with rain-sensing windshield wipers)
Set the wiper switch to off.
If the wiper switch is in “AUTO”, the wipers
may operate and the wiper blades may be
damaged.OFF
AUTO

451
4-2. Maintenance
4
Maintenance and care
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
Vehicle interior
ItemsCheck points
Accelerator pedal• Moves smoothly (without uneven pedal
effort or catching)?
Transmission “Park” 
mechanism• Can the vehicle be hold securely on an
incline with the shift lever in “P”?
Brake pedal
• Moves smoothly?
• Does it have appropriate clearance and
correct amount of free play?
Brakes
• Pulls to one side when applied?
• Loss of brake effectiveness?
• Spongy feeling brake pedal?
• Pedal almost touches floor?
Head restraints• Move smoothly and lock securely?
Indicators/buzzers• Function properly?
Lights• Do all the lights come on?
• Headlights aimed correctly? (P. 511)
Pa r k i n g b r a ke
• Moves smoothly?
• Can hold the vehicle securely on an
incline?
Seat belts
• Does the seat belt system operate
smoothly?
• Are the belts undamaged?
Seats• Do the seat controls operate properly?
Steering wheel
• Moves smoothly?
• Has correct free play?
• No strange noises?

452
4-2. Maintenance
GS_HV_U (OM30C81U)
January 28, 2010 10:42 am
Vehicle exterior
ItemsCheck points
Doors/trunk• Operate smoothly?
Engine hood• The lock system works properly?
Fluid leaks• Is there any leakage after parking?
Ti r e
• Inflation pressure is correct?
• Tire surfaces not worn or dam-
aged?
• Tires rotated according to the
maintenance schedule?
• Wheel nuts are not loose?
CAUTION
■If the hybrid system is operating
Turn off the hybrid system and ensure that there is adequate ventilation before per-
forming maintenance checks.

476
4-3. Do-it-yourself maintenance
GS_HV_U (OM30C81U)
October 13, 2015 12:41 pm
Installing tire pressure warning valves and transmitters
When replacing tires or wheels, tire pressure warning valves and trans-
mitters must also be installed.
When new tire pressure warning valves and transmitters are installed,
new tire pressure warning valve and transmitter ID codes must be regis-
tered in the tire pressure warning computer and tire pressure warning
system must be initialized. Have tire pressure warning valve and transmit-
ter ID codes registered by your Lexus dealer. (P. 4 7 8 )
Initializing the tire pressure warning system
■The tire pressure warning system must be initialized in the following
circumstances:
●When changing the tire inflation pressure by changing traveling
speed or load weight, etc.
When the tire pressure warning system is initialized, the current tire
inflation pressure is set as the pressure benchmark.