2007 Lexus GX470 Using other driving systems /

269
3-6. Other interior features
3
Interior features
■Lexus Link transceiver antenna
●Use only the supplied or an approved antenna. Unauthorized antennas, modifi-
cations, or attachments could damage the Lexus Link System and may violate
FCC regulations.
CAUTION
■FCC WARNING
Changes or modifications in construction not expressly approved by the party
responsible for compliance could void the user's authority to operate the equip-
ment.
Radio Frequency Exposure. This device is approved for Mobile Application only
and, to comply with applicable FCC radio frequency exposure regulations, must be
used with a distance of at least 7.9 in. (20 cm) between the antenna and the body of
any person at all time during use.
■Caution regarding interference with electronic devices
Persons using medical devices such as a pacemaker should not touch or come in
close contact with the antenna while the vehicle ignition is on. Otherwise, the cellu-
lar signals may cause a malfunction in the medical devices.
●Before using an automatic car wash,
disconnect the antenna by unscrewing
it from the roof mount.
When you remove the antenna, make
sure the ignition is turned off.

270
3-6. Other interior features
NOTICE
■To avoid damage to the system
●Do not touch the antenna unless necessary, as this may affect transceiver quality
and may cause the unit to operate at a higher power level than necessary.
●Make sure the antenna is removed before driving through an automatic car wash.
■To ensure the Lexus Link System functions correctly
Be sure to reattach the Lexus Link transceiver antenna.

Maintenance and care4
271
4-1. Maintenance and care ......... 272Cleaning and protecting the vehicle exterior........................ 272
Cleaning and protecting the vehicle interior.......................... 274 4-2. Maintenance........................... 277
Maintenance requirements............................. 277
General maintena nce ............. 279
Emission inspection and maintenance (I/M)
programs ................................... 282
4-3. Do-it-yourself maintenance......................... 283
Do-it-yourself service precautions ............................... 283
Hood .............................................. 286
Engine compartment .............. 287
Tires ................................................. 302
Tire inflation pressure .............. 309
Wheels ........................................... 313
Air conditioning filter ............... 315
Wireless remote control battery .......................................... 317
Rear seat entertainment system controller..................... 319
Checking and replacing fuses .............................................. 321
Light bulbs..................................... 331

272
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.
■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
closed.
■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.
■Bumpers and side moldings
Do not scrub with abrasive cleaners.
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.
● Wipe away any water.
● If water no longer beads on clea n paint, apply wax when the vehi-
cle body is cool.

273
4-1. Maintenance and care
4
Maintenance and care
■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 benzene 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 benzene or gasoline.
■If the windshield washer nozzle becomes blocked
Contact your Lexus dealer. Do not try to cl ean it with a pin or other object, as this
may damage the nozzle.
■Cleaning the exterior lights
Wash carefully. Do not use organic subs tances or scrub with a hard brush.
This may damage the surfaces of the lights.

274
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 areas
●Remove dirt and dust using a vacuum cleaner.
● Wipe any excess dirt and dust with 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.
● Wipe the surface with a dry, so ft cloth to remove any remaining
moisture. Allow the leather to dr y in shaded and ventilated area.
■ Synthetic leather areas
●Remove loose dirt using a vacuum cleaner.
● Apply a mild soap solution to th e synthetic leather using a sponge
or soft cloth.
● Allow the solution to soak in fo r a few minutes. Remove the dirt
and wipe off the solution with a clean, damp cloth.

275
4-1. Maintenance and care
4
Maintenance and care
■Cleaning the inside of the rear window
Do not use glass cleaner to clean the rear window, as this may cause damage to the
rear window defogger heater wires. Use a cloth dampened with lukewarm water to
gently wipe the window clean. Wipe the window in strokes running parallel to the
heater wires.
■Caring for leather areas
Lexus recommends cleaning the interior of the vehicle at least twice a year to main-
tain the quality of the vehicle’s interior.
■Shampooing the carpets
There are several commercial foaming-type cleaners available. Use a sponge or
brush to apply the foam. Rub in overlappin g circles. Do not apply water. The excel-
lent results are obtained by keep ing the carpet as dry as possible.
■Seat belts
Clean with mild soap and lukewarm water using a cloth or sponge. Also check the
belts periodically for excessive wear, fraying or cuts.
CAUTION
■Water in the vehicle
●Be careful not to splash or spill liquid on the floor.
●Do not get any of the SRS components or wiring in the vehicle interior wet.
(  P. 5 6 )
Electrical malfunction may cause the airbags to deploy or not function properly,
resulting in death or serious injury.

276
4-1. Maintenance and care
NOTICE
■Cleaning detergents
Do not use the following types of detergent, as they may discolor the vehicle inte-
rior or cause streaks or damage to painted surfaces.
●Non-seat portions: Organic substances su ch as benzene or gasoline, alkaline or
acidic solutions, dye, or bleach.
●Seats: Acidic solutions, such as thinner, benzene, or alcohol.
■Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of leather
surfaces.
●Remove any dust or dirt on leather surfaces immediately.
●Do not expose the vehicle to direct sunlight for extended pe riods of time. Park
the vehicle in the shade, especially during summer.
●Do not place items made of vinyl, plastic, or that contain wax on the upholstery, as
they may stick to the leather surface if the vehicle interior heats up significantly.
■Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio syst em may be damaged if water comes into
contact with electrical components under the floor of the vehicle, and may also
cause the body to rust.
■Cleaning the inside of the rear window
Be careful not to scratch or damage the heater wires or antenna.