oil Lexus GS350 2007 Anti-theft system / LEXUS 2007 GS430/350 OWNER'S MANUAL (OM30A04U)

172
2-5. Driving information
Winter driving tips
Carry out the necessary preparations and inspections before driving the
vehicle in winter. Always drive the vehicle in a manner appropriate to the
prevailing weather conditions.
■ Pre-winter preparations
●Use fluids that ar
e appropriate to the prevailing outside tempera -
tures.
• Engine oil
• Engine coolant
• Washer fluid
● Ha
ve a service technician inspect th e level and specific gravity of
battery electrolyte.
● Ha
ve the vehicle fitted with four snow tires or purchase a set of
tire chains for the rear tires.
Ensure that all tires are the same si ze and brand, and that chains match
the size of the tires.

214
3-3. Using the audio system
NOTICE
■Cassette tapes that cannot be used
Do not use a cassette tape if it has been damaged or tangled or if its label is peeling
off. Such tapes may affect playing speed and may also get stuck in the player.
■Cassette player precautions
●Store cassette tapes away from direct sunlight.
●Do not insert anything other than cass ette tapes into the cassette player.
●Do not apply oil to the cassette player.

222
3-3. Using the audio system
NOTICE
■Player precautions
Failure to follow the precautions below may result in damage to the discs or the
player itself.
●Do not insert anything other than discs into the disc slot.
●Do not apply oil to the player.
●Store discs away from direct sunlight.
●Never try to disassemble any part of the player.
●Do not insert more than one disc at a time.

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.

364
4-2. Maintenance
■Allow inspection and repairs to be performed by a Lexus dealer
●Lexus technicians are well-trained speciali sts and are kept up to date with the
latest service information. They are well informed about the operations of all
systems on your vehicle.
●Keep a copy of the repair order. It proves that the maintenance that has been
performed is under warranty coverage. If any problem should arise while your
vehicle is under warranty, your Lexus de aler will promptly take care of it.
CAUTION
■Warning in handling of battery
●Engine exhaust, some of its constituents, and a wide variety of automobile com-
ponents contain or emit chemicals known to the State of California to cause can-
cer and birth defects and other reproductive harm. Work in a well ventilated area.
●Oils, fuels and fluids contained in vehicles as well as waste produced by compo-
nent wear contain or emit chemicals known to the State of California to cause
cancer and birth defects or other reproductive harm. Avoid exposure and wash
any affected area immediately.
●Battery posts, terminals and related accessories contain lead and lead com-
pounds which are known to cause brain damage. Wash your hands after han-
dling. (P. 3 8 6 )
●Used engine oil contains chemicals that have been shown to cause cancer in lab-
oratory animals. Avoid prolonged and repeated contact. Always protect your
skin by washing thorough ly with soap and water.

365
4-2. Maintenance
4
Maintenance and care
General maintenance
Engine compartment
ItemsCheck points
Battery• Maintenance-free (P. 3 8 6 )
Brake fluid• At the correct level? (P. 3 8 5 )
Engine coolant• At the correct level? ( P. 3 8 3 )
Engine oil• At the correct level? ( P. 3 7 8 )
Exhaust system• No fumes or strange sounds?
Radiator/condenser/hoses• Not blocked with foreign matter? 
( P. 3 8 4 )
Wa s h e r f l u i d• At the correct level? ( P. 3 8 9 )
Listed below are the general maintenance items that should be performed
at the intervals specified in the “Warranty and Services Guide/Owner’s
Manual Supplement”. It is recommend ed that any problem you notice
should be brought to the attention of your Lexus dealer or qualified service
shop for advice.

370
4-3. Do-it-yourself maintenance
CAUTION
The engine compartment contains many mechanisms and fluids that may move sud-
denly, become hot, or become electrically energized. To avoid death or serious injury.
■When working on the engine compartment:
●Keep hands, clothing, and tools away from the moving fan and engine drive belt.
●Be careful not to touch the engine, inverter, radiator, exhaust manifold, etc. right
after driving as they may be hot. Oil and other fluids may also be hot.
●Do not leave anything that may burn easily , such as paper or rags, in the engine
compartment.
●Do not smoke, cause sparks or expose an open flame to fuel or the battery. Fuel
and battery fumes are flammable.
●Be extremely cautious when working on the battery. It contains poisonous and
corrosive sulfuric acid.
ItemsPa r t s a n d t o o l s
Engine oil level ( P. 3 7 9 )
• “Toyota Genuine Motor Oil” or
equivalent
• Rag or paper towel, funnel (used
only for adding engine oil)
Fuses ( P. 4 1 3 )• Fuse with same amperage rating as
original
Headlight aim ( P. 4 3 5 )• Phillips-head screwdriver
Radiator and condenser (P. 3 8 5 )
Tire inflation pressure (P. 4 0 1 )• Tire pressure gauge
• Compressed air source
Wa s h e r f l u i d ( P. 3 9 0 )
• Water washer fluid containing anti-
freeze (for winter use)
•Funnel

375
4-3. Do-it-yourself maintenance
4
Maintenance and care
Engine compartment
Engine oil filler cap
( P. 3 7 9 )
Engine oil level dipstick 
( P. 380)
Brake fluid reservoir (P. 386)
Fuse box ( P. 413)
Washer fluid tank 
( P. 390)Engine coolant reservoir 
( P. 384)
Electric cooling fans
Condenser ( P. 385)
Radiator ( P. 385)
Fuse box ( P. 413)
Battery ( P. 387)
GS430

376
4-3. Do-it-yourself maintenance
Engine oil level dipstick
( P. 3 7 9 )
Engine oil filler cap 
( P. 380)
Brake fluid reservoir 
( P. 386)
Fuse box ( P. 413)
Washer fluid tank 
( P. 390)Engine coolant reservoir 
( P. 384)
Electric cooling fans
Condenser ( P. 385)
Radiator ( P. 385)
Fuse box ( P. 413)
Battery ( P. 387)
GS350

378
4-3. Do-it-yourself maintenance
■Installing the clips
Open
Insert
Press
Engine oil
With the engine at operating temperat ure and turned off, check the oil
level on the dipstick.
■ Checking the engine oil
Park the vehicle on level ground. A
fter turning off the engine, wait
a few minutes for the oil to drain back into the bottom of the
engine.
Hold a rag under the end and pull the dipstick out.
Wipe the dipstick clean.
Reinsert the dipstick fully.
Holding a rag under the end, pull the dipstick ou
t and check the
oil level.
STEP1
STEP2
GS430GS350
STEP3
STEP4
STEP5