2022 LEXUS RX350 adding oil

3476-3. Do-it-yourself maintenance
6
Maintenance and care
6-3.Do-it-yourself maintenance
Do-it-yourself service pre-
cautions
If you perform maintenance by
yourself, be sure to follow the cor-
rect procedure as given in these
sections.
Maintenance
ItemsParts and tools
Battery condition
(P.355)
•Warm water
•Baking soda
•Grease
• Conventional
wrench (for terminal
clamp bolts)
Brake fluid level
(P.354)
• FMVSS No.116 DOT
3 or SAE J1703
brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant
level ( P.353)
• “Toyota Super Long
Life Coolant” or a
similar high quality
ethylene gly-
col-based non-sili-
cate, non-amine,
non-nitrite and
non-borate coolant
with long-life hybrid
organic acid tech-
nology
For the U.S.A.:
“Toyota Super Long
Life Coolant” is
pre-mixed with 50%
coolant and 50%
deionized water.
For Canada:
“Toyota Super Long
Life Coolant” is
pre-mixed with 55%
coolant and 45%
deionized water.
•Funnel (used only for adding engine cool-
ant)
Engine oil level
( P.351)
•“Toyota Genuine
Motor Oil” or equiv-
alent
• Rag or paper towel
•Funnel (used only for adding engine oil)
Fuses ( P.371)
•Fuse with same
amperage rating as
original
Headlight aim
( P.372)• Phillips-head screw-
driver
ItemsParts and tools

3486-3. Do-it-yourself maintenance
Light bulbs
(P.374)
•Bulb with same num-
ber and wattage rat-
ing as original
•Flathead screw- driver
•Wrench
Radiator and con-
denser ( P.354)
Tire inflation pres-
sure (P.363)• Tire pressure gauge
•Compressed air
source
Washer fluid
(P.356)
• Water or washer
fluid containing anti-
freeze (for winter
use)
• Funnel (used only for adding water or
washer fluid)
WARNING
The engine compartment contains many
mechanisms and fluids that may move
suddenly, become hot, or become elec-
trically energized. To avoid death or seri-
ous injury, observe the following
precautions.
■When working on the engine com-
partment
●Keep hands, clothi ng and tools away
from the moving fan and engine drive
belt.
●Be careful not to touch the engine,
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 and 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.
ItemsParts and tools●Be extremely cautious when working
on the battery. It contains poisonous
and corrosive sulfuric acid.
■When working near the electric cool-
ing fan or radiator grille
Be sure the engine switch is off.
With the engine switch in IGNITION
ON mode, the electric cooling fan may
automatically start to run if the air condi-
tioning is on and/or the coolant tempera-
ture is high. ( P.354)
■Safety glasses
Wear safety glasses to prevent flying or
falling material, fluid spray, etc. from get-
ting in your 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.

3516-3. Do-it-yourself maintenance
6
Maintenance and care
Washer fluid tank (P.356)
Engine oil filler cap ( P.352)
Engine oil level dipstick ( P.351)
Engine coolant reservoir ( P.353)
Battery ( P.355)
Brake fluid reservoir ( P.354)
Fuse box ( P.371)
Radiator ( P.354)
Condenser ( P.354)
Electric cooling fans
With the engine at operating tempera-
ture and turned off, check the oil level
on the dipstick.
■Checking the engine oil
1 Park the vehicle on level ground.
After warming up the engine and
turning off the engine, wait more
Engine compartment
Components
A
B
C
D
E
F
G
H
I
J
Checking and adding the engine
oil

3526-3. Do-it-yourself maintenance
than 5 minutes for the oil to drain
back into the bottom of the engine.
2 Holding a rag under the end, pull
the dipstick out.
3 Wipe the dipstick clean.
4 Reinsert the dipstick fully.
5 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.
6Wipe the dipstick and reinsert it
fully.
■Checking the oil type and prepar-
ing the item needed
Make sure to check the oil type and prepare the items needed before add-
ing oil.

Engine oil selection
P.433
 Oil quantity (Low  Full)
1.9 qt. (1.8 L, 1.6 Imp. qt.)
 Item
Clean funnel
■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.
1 Remove the oil filler cap by turning
it counterclockwise.
2 Add engine oil slowly, checking the
dipstick.
3 Install the oil filler cap by turning it
clockwise.
■Engine oil consumption
A certain amount of engine oil will be con-
sumed 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
A
B
C

492Alphabetical Index
V
Vanity lights.................................................... 325Wattage.......................................................... 437
Vanity mirrors ............................................... 325
VDIM (Vehicle Dynamics Integrated Man- agement)...................................................... 266
Vehicle data recording ....................................7
Vehicle Dynamics Integrated Manage- ment (VDIM).............................................. 266
Vehicle identification number ..................431
Vehicle Stability Control (VSC) ........... 265
Ventilators (seat ventilators)................... 297
VSC (Vehicle Stabilit y Control) ........... 265
W
Warning buzzers
Approach warning.................................... 228
Brake Override System .........................395
Door lock.......................................................... 98
Downshifting ........................................177, 178
Drive-Start Control ..................................395
Electric power steering ..........................395
Hands off steering wheel warning (LTA)...........................................................................218
High coolant temperature .................... 393
Intuitive parking assist.................. 244, 397
Low engine oil pressure......................... 394
LTA (Lane Tracing Assi st)..211, 214, 397
Open door..................................................... 100
Open window .................................................141
PKSA (Parking Support Alert) ........... 236
PKSB (Parking Support Brake) .........398
Pre-collision braking................................205
RCTA (Rear Cross Traffic Alert) ...... 397
Seat belt .......................................................... 396
Warning lights............................................... 393 ABS ..................................................................395
Brake hold operated indicator ...........399
Brake Override System .........................395
Brake system ............................................... 393
Charging system ....................................... 394 Drive-Start Control.................................. 395
Electric power steering.......................... 395
High coolant temperature.....................393
Intuitive parking assist OFF indicator397
Low engine oil pressure.........................394
Low fuel level .............................................. 396
LTA indicator ............................................... 397
Malfunction indicator lamp ...................394
Master warning light................................ 399
Parking brake indicator ......................... 399
PKSB OFF indicator ............................... 398
Pre-collision system................................. 398
RCTA OFF indicator ............................... 397
Seat belt reminder light.......................... 396
Slip indicator................................................ 398
SRS ....................................................................394
Tire pressure ................................................ 397
Warning messages ..................................... 402
Washer Adding............................................................ 356
Preparing and checking before winter............................................................................ 271
Switch................................................................ 190
Washing and waxing.................................. 336
Weight Cargo capacity ................................. 155, 158
Load limits ...................................................... 158
Weight............................................................ 430
Wheels ............................................................. 365 Size ....................................................................436
Window lock switch ..................................... 142
Windows Power windows ........................................... 140
Rear window defogger.......................... 286
Washer ............................................................ 190
Windshield wiper de-icer ..........................291
Windshield wiper inserts .......................... 368
Windshield wipers Position..............................................................192
Rain-sensing windshield wipers .......... 190
Replacing a windshield wiper insert 368
Winter driving tips......................................... 271