Lexus ES300h 2014 Owner's Manual

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ES350_300h_OM_OM33A60U_(U)
6-3. Do-it-yourself maintenance
CAUTION
■When raising your vehicle
Make sure to observe the following precautions to reduce the possibility of death
or serious injury:
●When using a floor jack, follow the instructions of the manual provided with the
jack.
●Do not use the jack that was supplied with your vehicle.
●Do not put any part of your body underneath the vehicle when it is supported
only by the floor jack.
●Always use floor jack and/or automotive jack stands on a solid, flat, level surface.
●Do not start the engine while the vehicle is supported by the floor
jack.
●Stop the vehicle on level, firm ground, firmly set the parking brake and shift the
shift lever to P.
●Make sure to set the floor jack properly at the jack point.
Raising the vehicle with an improperly positioned floor jack will damage the vehi-
cle and may cause the vehicle to fall off the floor jack.
●Do not raise the vehicle while someone is in the vehicle.
●When raising the vehicle, do not place any object on top of or underneath the
floor jack.
●Lift up the vehicle using a floor jack such as
the one shown in the illustration.

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6-3. Do-it-yourself maintenance
6
Maintenance and care
Engine compartment
XGasoline vehicles (2GR-FE engine)
Washer fluid tank (→P. 6 9 7 )
Engine oil filler cap (→P. 686)
Engine oil level dipstick (→P. 6 8 4 )
Engine coolant reservoir (→P. 689) Brake fluid reservoir
(→P. 692)
Fuse box ( →P. 721)
12-volt battery ( →P. 693)
Electric cooling fans
Condenser ( →P. 6 9 1 )
Radiator ( →P. 6 9 1 )1
2
3
4
5
6
7
8
9
10

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ES350_300h_OM_OM33A60U_(U)
6-3. Do-it-yourself maintenance
XHybrid vehicles (2AR-FXE engine)
■12-volt battery (hybrid vehicles)
→P. 6 9 8
Washer fluid tank ( →P. 6 9 7 )
Fuse boxes ( →P. 7 2 1 )
Power control unit coolant
reservoir ( →P. 689)
Engine oil level dipstick (→P. 6 8 4 )
Engine oil filler cap (→P. 686) Engine coolant reservoir
(→P. 689)
Brake fluid reservoir (→P. 692)
Power control unit coolant
radiator ( →P. 6 9 1 )
Electric cooling fans
Condenser ( →P. 6 9 1 )
Engine coolant radiator (→P. 6 9 1 )1
2
3
4
5
6
7
8
9
10
11

ES350_300h_OM_OM33A60U_(U)
6836-3. Do-it-yourself maintenance
6
Maintenance and care
■Removing the engine compartment cover
■Installing the clipsPush up center portion
Insert
Press
Engine compartment cover
1
2
3
NOTICE
■Checking the engine compartment cover after installation
Make sure that the cover is securely installed in its original position.

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6-3. Do-it-yourself maintenance
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.
XGasoline vehicles
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.
XHybrid vehicles
After warming up the engine and turning off the hybrid system, 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.
Engine oil
1
2
XGasoline vehiclesXHybrid vehicles
3
4

ES350_300h_OM_OM33A60U_(U)
6856-3. Do-it-yourself maintenance
6
Maintenance and care
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.
Wipe the dipstick and reinsert it fully.
5
1
2
3
XFlat dipstickXNon-flat dipstick
6

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6-3. Do-it-yourself maintenance
■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.
XGasoline vehiclesXHybrid vehicles
Engine oil selection →P. 8 3 8
Oil quantity (Low → Full) 1.6 qt. (1.5 L, 1.3 Imp.qt.)
Items Clean funnel
1
2
3

ES350_300h_OM_OM33A60U_(U)
6876-3. Do-it-yourself maintenance
6
Maintenance and care
■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, or when driving while
accelerating or decelerating frequently
●When leaving the engine idling for a long time, or when driving frequently through
heavy traffic
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 your Lexus dealer, service station or auto parts store for information con-
cerning recycling or disposal.
●Do not leave used engine oil within the reach of children.

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6-3. Do-it-yourself maintenance
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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6896-3. Do-it-yourself maintenance
6
Maintenance and care
The coolant level is satisfactory if it is between the “FULL” and “LOW”
lines on the reservoir when the engine is cold.
■Engine coolant reservoirReservoir cap
“FULL” line
“LOW” line
If the level is on or below the
“LOW” line, add coolant up to the
“FULL” line. ( →P. 821, 824)
■Power control unit coolant reservoir (hybrid vehicles)
Reservoir cap
“FULL” line
“LOW” line
If the level is on or below the
“LOW” line, add coolant up to the
“FULL” line. ( →P. 8 2 4 )
Coolant
1
2
3
1
2
3