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4546-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
Engine compartment
For right-hand drive vehicles:
The battery and the fuse box in front of the battery are located on the opposite side
of the engine compartment.
Fuse boxes (→P. 4 9 2 )
Battery ( →P. 4 6 1 )
Engine oil level dipstick (→ P. 4 5 6 )
Engine coolant reservoir (→ P. 4 5 9 ) Engine oil filler cap (
→P. 4 5 7 )
Washer fluid tank ( →P. 465)
Electric cooling fans
Condenser ( →P. 4 6 1 )
Radiator ( →P. 4 6 1 )1
2
3
4
5
6
7
8
9
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4566-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
With the engine at operating temperature and turned off, check the oil
level on the dipstick.
■Checking the engine oilPark the vehicle on level ground. After warming up the engine and
turning it off, wait more than 5 minutes for the oil to drain back into
the bottom of the engine.
Holding a rag under the end,
pull the dipstick out.
Wipe the dipstick clean.
Reinsert the dipstick fully.
Holding a rag under the end, pull the dipstick out and check the oil
level.
Low
Normal
Excessive
The shape of the dipstick may differ depending on the type of vehicle or
engine.
Engine oil
1
2
3
4
5
1
2
3
XFlat dipstick XNon-flat dipstick
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457 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
Wipe the dipstick and reinsert it fully.
■Adding engine oil
If the oil level is below or near the
low level mark, add engine oil of
the same type as that already in
the engine.
Make sure to check the oil type and prepare the items needed before
adding oil.Remove the oil filler cap by turning it counterclockwise.
Add engine oil slowly, checking the dipstick.
Install the oil filler cap by turning it clockwise.
■Engine oil consumption
A certain amount of engine oil will be consumed while driving. In the following situa-
tions, oil consumption may increase, and engine oil may need to be refilled in
between oil maintenance intervals.
●When the engine is new, for example directly after purchasing the vehicle or after
replacing the engine
●If low quality oil or oil of an inappropriate viscosity is used
●When driving at high engine speeds or with a heavy load, when towing, or when
driving while accelerating or decelerating frequently
●When leaving the engine idling for a long time, or when driving frequently through
heavy traffic
6
Engine oil selection →P. 635, 640
Oil quantity (Low → Full) 1.5 L (1.6 qt., 1.3 Imp.qt.)
Items Clean funnel
1
2
3
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4586-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
CAUTION
■Used engine oil
●Used engine oil contains potentially harmful contaminants which may cause skin
disorders such as inflammation and skin cancer, so care should be taken to avoid
prolonged and repeated contact. To remove used engine oil from your skin, wash
thoroughly with soap and water.
●Dispose of used oil and filters only in a safe and acceptable manner. Do not dis-
pose of used oil and filters in household trash, in sewers or onto the ground.
Call any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional, service station or auto parts store for information con-
cerning recycling or disposal.
●Do not leave used engine oil within the reach of children.
NOTICE
■To prevent serious engine damage
Check the oil level on a regular basis.
■When replacing the engine oil
●Be careful not to spill engine oil on the vehicle components.
●Avoid overfilling, or the engine could be damaged.
●Check the oil level on the dipstick every time you refill the vehicle.
●Be sure the engine oil filler cap is properly tightened.
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635
8
8-1. Specifications
Vehicle specifications
GS350_250_OM_OM30E16E_(EE)
*: The engine oil capacity is a reference quantity to be used when changing the
engine oil. Warm up and turn off the engine, wait more than 5 minutes, and check
the oil level on the dipstick.
■Engine oil selection (GS250)
XEU area, Nordic countries, Russia, Ukraine, Macedonia, Israel
“Toyota Genuine Motor Oil” is used in your Lexus vehicle. Lexus rec-
ommends the use of approved “Toyota Genuine Motor Oil”. Another
motor oil of matching quality can also be used.
Oil grade:
0W-20, 5W-20, 5W-30 and 10W-30:
API grade SL “Energy-Conserving”, SM “Energy-Conserving” or SN
“Resource-Conserving”; or ILSAC multigrade engine oil
15W-40 and 20W-50:
API grade SL, SM or SN multigrade engine oil
Lubrication system
GS250GS350
Oil capacity
(Drain and refill reference
*)
With filter6.2 L
(6.6 qt., 5.5 Imp.qt.)6.4 L
(6.8 qt., 5.6 Imp.qt.)
Without filter5.9 L
(6.2 qt., 5.2 Imp.qt.)6.0 L
(6.3 qt., 5.3 Imp.qt.)
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