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

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4-3. Do-it-yourself maintenance
4
Maintenance and care
CAUTION
■When working near the electric cooling fan or radiator grille
Be sure the engine switch is “OFF”.
With the engine switch in “IG-ON” mode, the electric cooling fan may automati-
cally start to run if the air conditioning is on and/or the coolant temperature is high. 
(  P. 3 8 5 )
■Safety glasses
Wear safety glasses to prevent flying or fall ing material, fluid spray, etc. from getting
in the eyes.
NOTICE
■If you remove the air cleaner filter
Driving with the air cleaner filter removed may cause excessive engine wear due to
dirt in the air. Also a backfire could cause a fire in the engine compartment.

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4-3. Do-it-yourself maintenance
Hood
CAUTION
■Pre-driving check
Check that the hood is fully closed and locked. 
If the hood is not locked properly it may open while the vehicle is in motion and
cause an accident, which may result in death or serious injury.
Release the lock from the inside of the vehicle to open the hood.
Pull the hood lock release lever.
The hood will pop up slightly.
Lift the hood catch and lift the
hood.
STEP1
STEP2

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4-3. Do-it-yourself maintenance
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Maintenance and care
Positioning the jack
When raising your vehicle with the jack, position the jack correctly.
Improper placement may damage your vehicle or cause injury.
Front
Rear

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4-3. Do-it-yourself maintenance
CAUTION
■When raising your vehicle
Make sure to observe the following to reduce the possibility of death or serious
injury.
●Do not put any part of your body or get underneath the vehicle supported only by
the jack.
Always use automotive jack stands or a solid, level, surface.
●Do not start the engine while the vehicle is supported by the jack.
●Stop the vehicle on level firm ground, firmly set the parking brake and put the shift
lever in “P”.
●Make sure to set the jack properly at the jack point.
Raising the vehicle with an improperly positioned jack will damage the vehicle
and may cause the vehicle to fall off the jack.
●Do not raise the vehicle while someone is in the vehicle.
●When raising the vehicle, do not place any objects on top of or underneath the
jack.

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4-3. Do-it-yourself maintenance
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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

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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

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4-3. Do-it-yourself maintenance
4
Maintenance and care
Engine compartment cover
■Removing the cover
Front
Right-hand side
Left-hand side

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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

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Maintenance and care
Wipe the dipstick and reinsert it fully.Low
Full
■ A
dding engine oil
If the oil level is below or near the lo
w level mark, add engine oil of the
same type as already in the engine.
Make sure to check the oil type and prepare the items needed before
adding oil.
Remove the oil filler cap.
Add engine oil slowly, checking the dipstick.
Install the filler cap, turning it clockwise until you hear a click.
STEP6
Oil gradeILSAC multigrade engine oil
Oil quantity
(Low  Full)1.6 qt. (1.5 L, 1.3 Imp. qt.)
ItemsClean funnel
GS430GS350
STEP1
STEP2
STEP3

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4-3. Do-it-yourself maintenance
■Recommended viscosity
SAE 5W-30 is the best choice for
good fuel econom
y, and good
starting in cold weather.
*: If SAE 5W-30 oil is not available, SAE 10W-30 may be used.
However, it should be replaced
with SAE 5W-30 at the next oil
change.
■ How to read oil container labels
Some oil containers are labeled wi th ILS
AC certification marks that
help you to select the proper oil.
Outside temperature