Page 502 of 724
5027-3. Do-it-yourself maintenance
RC200t
Fuse boxes (→P. 540)
Battery ( →P. 513)
Engine oil level dipstick (→P. 504)
Engine oil filler cap (→ P. 506)
Engine coolant reservoir (→ P. 509)
Brake fluid reservoir ( →P. 512) Washer fluid tank (
→P. 516)
Electric cooling fans
Condenser ( →P. 511)
Intercooler radiator (→ P. 509)
Radiator (→ P. 511)
Intercooler coolant reservoir (→P. 511)1
2
3
4
5
6
7
8
9
10
11
12
Page 503 of 724
5037-3. Do-it-yourself maintenance
7
Maintenance and care
RC F
Fuse boxes (→P. 540)
Battery ( →P. 513)
Engine oil level dipstick (→P. 504)
Engine coolant reservoir (→ P. 509)
Engine oil filler cap (→ P. 506)Brake fluid reservoir (
→P. 512)
Washer fluid tank ( →P. 516)
Electric cooling fans
Condenser ( →P. 511)
Radiator (→ P. 511)1
2
3
4
5
6
7
8
9
10
Page 504 of 724
5047-3. Do-it-yourself maintenance
With the engine at operating temperature and turned off, check the oil level on
the dipstick.
■Checking the engine oil
Park the vehicle on level ground. Afte r 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.
Engine oil
1
2
RC350/RC300RC200t
RC F
3
4
Page 505 of 724
5057-3. Do-it-yourself maintenance
7
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 dif-
fer depending on the type of vehi-
cle or engine.
Wipe the dipstick and reinsert it fully.5
1
2
3
6
Page 506 of 724
5067-3. 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.
RC350/RC300RC200t
RC F
Engine oil selection →P. 645, 647
Oil quantity (Low → Full) 1.6 qt. (1.5 L, 1.3 Imp. qt.)
Items Clean funnel
1
2
3
Page 507 of 724

5077-3. Do-it-yourself maintenance
7
Maintenance and care
■Engine oil consumption
A certain amount of engine oil will be consumed while driving. In the following situations,
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 accel-
erating or decelerating frequently
●When leaving the engine idling for a long time, or when driving frequently through
heavy traffic
■After changing the engine oil (RC200t only)
The engine oil maintenance data should be reset. Perform the following procedures:
While the vehicle is stopped, press the meter control switch on the steering wheel.
Press the < or > meter control switch on the st eering wheel, select, and then
press the meter control switch.
Press ∧ or ∨ meter control switch on the steering wheel to select “Oil Maintenance”
and then press .
Select “Yes” an d then press .
A message will be displayed on the multi-information display.
WARNING
■Used engine oil
●Used engine oil contains potentially harm ful contaminants which may cause skin dis-
orders such as inflammation and skin cance r, so care should be taken to avoid pro-
longed 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 sa fe and acceptable manner. Do not dispose of
used oil and filters in household tras h, in sewers or onto the ground.
Call your Lexus dealer, service station or auto parts store for information concerning
recycling or disposal.
●Do not leave used engine oil within the reach of children.
1
2
3
4
Page 508 of 724
5087-3. 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.
Page 509 of 724
5097-3. Do-it-yourself maintenance
7
Maintenance and care
■Engine coolant reservoir
The coolant level is satisfactory if it is between the “FULL” and “LOW” lines on
the reservoir when the engine is cold.
Coolant
RC350/RC300RC200t
RC F
Reservoir cap
“FULL” line
“LOW” line
If the level is on or below the “LOW” lin e, add coolant up to the “FULL” line.
( → P. 630)
1
2
3