maintenance Lexus GS350 2007 Using the front audio system / LEXUS 2007 GS430/350 OWNER'S MANUAL (OM30A04U)

TABLE OF CONTENTS
i
1Before drivingAdjusting and operating features such as door locks, mir-
rors, and steering column.
2When drivingDriving, stopping and safe-driving information.
3Interior featuresAir conditioning and audio systems, as well as other interior
features for a comfortable driving experience.
4Maintenance
and careCleaning and protecting your vehicle, performing do-it-your-
self maintenance, and maintenance information.
5When trouble
arisesWhat to do if the vehicle needs to be towed, gets a flat tire,
or is involved in an accident.
6Vehicle 
specificationsDetailed vehicle information.
7For U.S. ownersReporting safety defects for U.S. owners.
IndexAlphabetical listing of informat ion contained in this manual.

TABLE OF CONTENTSIndex
iv
List of storage features................ 310
3-7. Other interior features............ 316 Sun visors.......................................... 316
Vanity mirror ................................... 317
Clock .................................................. 318
Outside temperature display ... 319
Ashtrays .......................................... 320
Cigarette lighter ............................ 321
Power outlet ................................... 322
Seat heaters .................................... 323
Seat heaters and ventilators .... 325
Armrest ............................................ 327
Rear sunshade .............................. 328
Floor mats....................................... 330
Trunk features................................. 331
Garage door opener .................. 334
Compass.......................................... 339
Lexus Link System ....................... 343
4-1. Maintenance and care............ 358 Cleaning and protecting the 
vehicle exterior ......................... 358
Cleaning and protecting the 
vehicle interior........................... 360
4-2. Maintenance ............................. 363 Maintenance requirements ..... 363
General maintenance ............... 365 Emission inspection and

maintenance (I/M) 
programs ..................................... 368
4-3. Do-it-yourself maintenance .. 369 Do-it-yourself service 
precautions .................................. 369
Hood.................................................. 372
Positioning the jack ..................... 373
Engine compartment.................. 375
Tires .................................................. 390
Tire inflation pressure................ 400
Wheels.............................................. 404
Air conditioning filter................. 406
Electronic key battery ............... 409
Checking and replacing 
fuses ................................................... 411
Headlight aim................................. 429
Light bulbs ........................................ 431
5-1. Essential information .............. 438 If your vehicle needs to be 
towed............................................. 438
If you think something is 
wrong ............................................. 445
Fuel pump shut off system ........ 446
Event data recorder .................... 447
5-2. Steps to take in an 
emergency ............................... 449
4Maintenance and care
5When trouble arises

1
2
3
4
5
6
7
v
If a warning light turns on or a 
warning buzzer sounds................ 449
If a warning message is 
displayed....................................... 455
If you have a flat tire (Vehicles 
with run-flat tires) ...................... 472
If you have a flat tire (Vehicles 
with standard tires) ................... 473
If the engine will not start ......... 483
If the shift lever cannot be 
shifted from P .............................. 484
If you lose your keys ................... 485
If the electronic key does not 
operate properly ...................... 486
If the vehicle battery is 
discharged .................................. 488
If your vehicle overheats ........... 492
If the vehicle becomes stuck ... 495
6-1. Specifications............................ 498 Maintenance data ....................... 498
Fuel information ........................... 508
Tire information................................ 511
6-2. Customization .......................... 523 Customizable features .............. 523
6-3. Initialization ................................ 527 Items to initialize ........................... 527 Reporting safety defects for

U.S. owners................................. 530
Alphabetical index................... 532
What to do if............................... 540
6Vehicle specifications
7For US owners
Index

52
1-6. Anti-theft system
Engine immobilizer system
■System maintenance
The vehicle has a maintenance-free type of engine immobilizer system.
■Conditions that may cause the system to malfunction
●If the grip portion of the key is in contact with a metallic object.
●If the key is in close proximity to or touching a key to the security system (key
with a built-in transponder chip) of another vehicle.
■Certifications for the engine immobilizer system For vehicles sold in the U.S.A.
This device complies with Part 15 of the FCC Rules. Operation is subject to the fol -
lowing two conditions: (1) this device may not cause harmful interference, and (2)
this
device must accept any interference received, including interference that may
cause undesired operation.
For vehicles sold in Canada
Operation is subject to the following two co
nditions: (1) this device may not cause
interference, and (2) this device must accept any interference, including interfer -
ence that may cause undesired operation of the device.
The vehicle's keys have built-in transponder chips that prevent the engine
from starting if the key has not been previously registered in the vehicle's
on-board computer.

Never leave the keys inside the vehicle when you leave the vehicle.
The indicator light flashes after
the engine switch has been
turned “OFF” to indicate that
the system is operating.
FCC ID: NI4TMIMB-1

181
3-1. Using the touch screen
3
Interior features
The initial screen
If the engine switch is set to “ACC” or
“IG-ON” mode, the initializing screen
will be displayed for a few seconds as
the system starts up.
SwitchesPa g e
“CLIMATE”P. 1 9 0
“A U D I O ”P. 1 9 9
“INFO” (Displaying the “Informa-
tion” screen)P. 1 8 0
“DISP” (Adjusting the display)P. 1 8 5
Trip Information. (Displaying the
“Trip Information” screen)P. 1 8 2
MaintenanceNavigation System Owner's Manual
Te l e p h o n eP. 2 6 7
CalendarNavigation System Owner's Manual
“LEXUS Park Assist”P. 1 5 0
LanguageP. 1 8 4
Screen SettingP. 1 8 7
Adjust ClockP. 3 1 8 /
Navigation System Owner's Manual

187
3-1. Using the touch screen
3
Interior features
Screen settings
The following screen settings can be changed.
Automatic transition
20 seconds after air-conditioning
or audio system use, the system will
return the display to the previous
screen.
Switch color
You can select the switch color.
Personal data deletion
The following personal data is
deleted:
• User selection settings
• Phone book data
• Dialed numbers and received calls
• Speed dial
• Bluetooth
® phone data
• Security code
• Maintenance conditions*
• Maintenance information “off” se
tting*
•Memory points*
•Areas to avoid*
• Previous points*
• Route trace*
*: If the navigation system is eq
uipped

Maintenance and care4
357
4-1. Maintenance and care ........ 358Cleaning and protecting the 
vehicle exterior....................... 358
Cleaning and protecting the 
vehicle interior........................ 360 4-2. Maintenance........................... 363
Maintenance requirements............................ 363
General maintena nce ............. 365
Emission inspection and 
maintenance (I/M) 
programs ................................... 368
4-3. Do-it-yourself 
maintenance......................... 369
Do-it-yourself service 
precautions ............................... 369
Hood .............................................. 372
Positioning the jack .................. 373
Engine compartment .............. 375
Tires ................................................. 390
Tire inflation pressure ............. 400
Wheels .......................................... 404
Air conditioning filter .............. 406
Electronic key battery ............. 409
Checking and replacing 
fuses ................................................ 411
Headlight aim ............................. 429
Light bulbs..................................... 431

358
4-1. Maintenance and care
Cleaning and protecting the vehicle exterior
■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.
●Rain-sensing windshield wipers (if equi pped): Turn the wipers off before wash-
ing the vehicle. ( P. 1 2 2 )
■High pressure automatic car washes
Do not allow the nozzles of the car wash to come within close proximity of the win -
dows. Before entering an automatic car wash, check that the fuel filler door is
cl
osed.
■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.
Perform the following to protect the vehicle and maintain it in prime condi-
tion.
● Working from top to bottom, liber ally 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.
● W
ipe away any water.
●If w
ater no longer beads on clea n paint, apply wax when the vehi-
cle body is cool.
● W
ax the vehicle when the waterproof coating deteriorates. 
If water does not bead on a clea n sur
face, apply wax when the
vehicle body is cool.

359
4-1. Maintenance and care
4
Maintenance and care
■Bumpers and side moldings
Do not scrub with abrasive cleaners.
■To prevent paint deterioration and corrosion on the body
●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 or insect 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 benzine and gasoline are spilled on the paint surface
●If the paint is chipped or scratched, have it repaired immediately.
CAUTION
■Caution about the exhaust pipe
Exhaust gasses cause the exhaus t 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.
NOTICE
■To protect your vehicle’s painted surfaces
Do not use organic cleaners su ch as benzine or gasoline.
■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 surface of the lights. Wax may cause damage to the
lenses.

360
4-1. Maintenance and care
Cleaning and protecting the vehicle interior
The following procedures will help protect your vehicle's interior and keep
it in top condition:
■ Protecting the vehicle interior
Remove dirt and dust using a vacuum cleaner
. Wipe dirty surfaces
with a cloth dampened with lukewarm water.
■ Cleaning the leather ar
eas
● R
emove dirt and dust using a vacuum cleaner.
●W
ipe any excess dirt and dust wi th a soft cloth dampened with
diluted detergent.
Use a diluted water solution of approximately 5% neutral wool deter -
gent.
● Wring out any excess water from the cloth and thoroughly wipe
off all remaining traces of detergent.
● W
ipe the surface with a dry, soft cloth to remove any remaining
moisture. Allow the leather to dr y in shaded and ventilated area.
■ S
ynthetic leather areas
●R
emove loose dirt using a vacuum cleaner.
●A
pply a mild soap solution to th e synthetic leather using a sponge
or soft cloth.
● Allo
w the solution to soak in fo r a few minutes. Remove the dirt
and wipe off the solution with a clean, damp cloth.