steering Lexus ES350 2008 Service Manual

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ES350_U_(L/O_0708)
3-2. Using the audio system
Audio system type
■Using cellular phones
Interference may be heard through the audio system’s speakers if a cellular phone is
being used inside or close to the vehicle while the audio system is operating.
With navigation system
Owners of models equipped with a navigation system should refer to
the “Navigation System Owner's Manual”.
Without navigation system
CD player with changer and AM/FM radio
Ti t l ePa g e
Using the radioP. 1 9 2
Using the CD playerP. 1 9 9
Playing back MP3 and WMA discsP. 2 0 5
Optimal use of the audio systemP. 2 1 3
Using the AUX adapterP. 2 1 6
Using the steering wheel audio switchesP. 2 1 7

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3-2. Using the audio system
3
Interior features
ES350_U_(L/O_0708)
Using the steering wheel audio switches
Turning on the powerPress when the audio system is turned OFF.
The audio system can be turned off by holding the switch down for a few sec-
ond.
Changing the audio source
Press when the audio system is turned ON. The audio source
changes as follows each time the switch is pressed.
FM1 →FM2 →CD changer →AUX →AM →S AT 1 →S AT 2 →S AT 3
Adjusting the volume
Press + on to increase the volume and - to decrease the volume.
Hold down the switch to continue increasing or decreasing the volume.
Some audio features can be controlled using the switches on the steering
wheel.
Power on, select audio
source
Vo l u m e
Radio: Select radio stations
CD: Select tracks, files (MP3
and WMA) and discs

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3-2. Using the audio system
ES350_U_(L/O_0708)
Selecting a radio stationPress to select the radio mode.
Press ∧ or ∨ on the switch to select a radio station.
To seek for receivable stations, press and hold the switch until you hear
a beep.
Selecting a track/file
Press to select the CD mode.
Press ∧ or ∨ on the switch to select the desired track/file.
Selecting a disc in the CD player
Press to select the CD mode.
Press and hold ∧ or ∨ on switch until a beep is heard.
CAUTION
■To reduce the risk of an accident
Exercise care when operating the audio switches on the steering wheel.
STEP1
STEP2
STEP1
STEP2
STEP1
STEP2

223
3-3. Using the hands-free phone system (for cellular phone)
3
Interior features
ES350_U_(L/O_0708)
■Steering wheel
Vo l u m e
The voice guidance volume
cannot be adjusted by using
this button.
Hands-free phone system
ON/starts a call
Hands-free phone system
OFF/ends a call/refuses a call
Press: Voice command sys-
tem ON
Press and hold: Voice com-
mand system OFF
■ Microphone

290
4-2. Maintenance
ES350_U_(L/O_0708)
General maintenance
Engine compartment
ItemsCheck points
BatteryMaintenance-free. (→P. 3 1 2 )
Brake fluidAt the correct level? ( →P. 3 0 9 )
Engine coolantAt the correct level? ( →P. 3 0 7 )
Engine oilAt the correct level? ( →P. 303)
Exhaust systemNo fumes or strange sounds?
Power steering fluidAt the correct level? ( →P. 3 1 0 )
Radiator/condenser/hosesNot blocked with foreign matter?
(→ P. 3 0 9 )
Washer fluidAt the correct level? ( →P. 3 1 5 )
Listed below are the general maintenance items that should be performed
at the intervals specified in the “Warranty and Service Guide” or “Owners
Manual Supplement”. It is recommended that any problem you notice
should be brought to the attention of your Lexus dealer or qualified service
shop for advice.

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4-2. Maintenance
ES350_U_(L/O_0708)
Vehicle exterior
ItemsCheck points
Steering wheel
• Moves smoothly?
• Has correct free play?
• No strange noises?
ItemsCheck points
Door/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 engine is running
Turn the engine off and ensure that there is adequate ventilation before performing
maintenance checks.

295
4-3. Do-it-yourself maintenance
4
Maintenance and care
ES350_U_(L/O_0708)
ItemsParts and tools
Engine oil level (→P. 303)
• “Toyota Genuine Motor Oil” or
equivalent
• Rag or paper towel, funnel (used
only for adding engine oil)
Fuses (→ P. 3 3 4 )• Fuse with same amperage rating as
original
Tire inflation pressure ( →P. 3 2 4 )• Tire pressure gauge
• Compressed air source
Headlight aim ( →P. 3 4 2 )• Phillips-head screwdriver
Power steering fluid
level (→ P. 3 1 0 )
• Automatic transmission fluid
DEXRON II or III
• Rag or paper towel
• Funnel (used only for adding power steering fluid)
Radiator and condenser (→P. 3 0 9 )
Washer fluid ( →P. 3 1 5 )
• Water washer fluid containing anti-
freeze (for winter use)
• Funnel

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4-3. Do-it-yourself maintenance
4
Maintenance and care
ES350_U_(L/O_0708)
Engine compartment
Power steering fluid reservoir(→P. 310)
Engine oil filler cap (→P. 304)
Engine oil level dipstick (→P. 303)
Brake fluid reservoir (→P. 309)
Battery ( →P. 312)Fuse box ( →P. 3 3 4 )
Electric cooling fans
Condenser ( →P. 309)
Radiator ( →P. 309)
Washer fluid tank (→P. 315)
Engine coolant reservoir (→P. 3 0 7 )

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4-3. Do-it-yourself maintenance
ES350_U_(L/O_0708)
Power steering fluid■ Fluid level
The fluid level should be within the appropriate range.
Full (when cold)
Add fluid (when cold)
Full (when hot)
Add fluid (when hot)
Hot: Vehicle has been driven around 50 mph (80 km/h) for 20 min- utes, or slightly longer in frigid temperatures. (Fluid tempera-
ture, 140 °F - 175 °F [60 °C - 80 °C])
Cold: Engine has not been run for about 5 hours. (Room tempera- ture, 50 °F - 85 °F [10 °C - 30 °C])
CAUTION
■When filling the reservoir
Take care because brake fluid can harm your hands or eyes and damage painted
surfaces.
If fluid gets in your eyes, flush your eyes with clean water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads wear or
when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, it may indicate a serious problem.

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4-3. Do-it-yourself maintenance
4
Maintenance and care
ES350_U_(L/O_0708)■
Checking the fluid level
Make sure to check the fluid type and prepare the necessary items.
Clean all dirt off the reservoir.
Remove the reservoir cap by turning it counterclockwise and
wipe the dipstick clean.
Reinstall the reservoir cap.
Remove the reservoir cap again and look at the fluid level.
Fluid typeAutomatic transmission fluid DEXRON II or III
ItemsRag or paper towel and funnel (only for adding fluid)
CAUTION
■Checking the fluid level
Take care, as the reservoir may be hot.
NOTICE
■When adding fluid
Avoid overfilling, or the power steering may be damaged.
■After replacing the reservoir cap
Check the steering box case, vane pump and hose connections for leaks or dam-
age.
STEP1
STEP2
STEP3
STEP4