2020 LEXUS NX300 automatic transmission fluid

1684-2. Driving procedures
LEXUS NX300 Owners Manual_USA_M78389_en
*1: To improve fuel efficiency and reduce
noise, shift the shift lever to D for normal
driving.
You can choose gear range suitable for
your driving situation by operating the
paddle shift switches.
*2: Any gear range can be fixed when driv-ing in M mode.
■To protect the automatic transmission
“Transmission Fluid Temp High See
Owner’s Manual” is di splayed on the multi-
information display and a function is
adopted that automatically selects a higher
shift range when the fluid temperature is
high. Have the vehicle inspected by your
Lexus dealer.
■When driving with dynamic radar cruise
control with full-speed range activated
Even when performing the following
actions with the intent of enabling engine
braking, engine braking will not activate
because dynamic radar cruise control with
full-speed range will not be canceled.
●While driving in D position, downshifting
to 5 or 4. ( P.170)
●When switching the driving mode to
Sport mode while driving in D position.
( P.258)
■Restraining sudden start (Drive-Start
Control)
When the following unusual operation is
performed, the engine output may be
restrained.
●When the shift lever is shifted from R to D,
D to R, N to R, P to D, or P to R (D
includes M) with the accelerator pedal
depressed, a warning message appears
on the multi-information display. If a
warning message is shown on the multi-
information display, read the message
and follow the instructions.
●When the accelerator pedal is depressed
too much while the vehicle is in reverse.
■If the “M” indicator do es not come on or
the “D” indicator is displayed even after
shifting the shift lever to M
This may indicate a malfunction in the auto-
matic transmission system. Have the vehicle
inspected by your Lexus dealer. (In this situ-
ation, the transmission will operate in the
same)
■AI-SHIFT
●The AI-SHIFT automatically selects the
suitable gear according to driver perfor-
mance and driving conditions.
The AI-SHIFT automatically operates
when the driving mode select switch is
set to Normal mode with the shift lever in
the D position. (The function will be can-
celed, if the driving mo de select switch is
set to Sport mode or shift lever is put in
the M position.)
●The G AI-SHIFT is automatically
changed to a suitable gear step while
running in Sport mode according to the
driving operations and running condi-
tions.
The G AI-SHIFT automatically operates
when the driving mode select switch is
set to Sport mode with the shift lever in
the D position. (The function will be can-
celed, if the driving mo de is select switch
is set to Normal mode or shift lever is put
Automatic transmission
Select the shift position depending
on your purpose and situation.
Shift position purpose and func-
tions
Shift posi-
tionObjective or function
PParking the vehicle/starting the engine
RReversing
NNeutral
DNormal driving*1
MM mode driving*2 ( P.170)

3286-2. Maintenance
LEXUS NX300 Owners Manual_USA_M78389_en
Radiator/con-
denser
The radiator and con-
denser should be free
from foreign objects.
( P.339)
Washer fluidIs there sufficient washer
fluid? ( P.342)
Vehicle interior
ItemsCheck points
Accelerator
pedal
The accelerator pedal
should move smoothly
(without uneven pedal
effort or catching).
Automatic
transmission
“Park” mecha-
nismWhen parked on a slope
and the shift lever is in P,
is the vehicle securely
stopped?
Brake pedal
• Does the brake pedal
move smoothly?
• Does the brake pedal have appropriate
clearance from the
floor?
• Does the brake pedal have the correct
amount of free play?
ItemsCheck points
Brakes
• The vehicle should not pull to one side when
the brakes are
applied.
• The brakes should work effectively.
• The brake pedal should not feel
spongy.
• The brake pedal should not get too
close to the floor
when the brakes are
applied.
Head restraints
Do the head restraints
move smoothly and lock
securely?
Indica-
tors/buzzersDo the indicators and
buzzers function prop-
erly?
LightsDo all the lights come
on?
Parking brake
• Does the parking brake switch operate
normally?
• When parked on a slope and the parking
brake is on, is the vehi-
cle securely stopped?
Seat belts
•Do the seat belts operate smoothly?
• The seat belts should not be damaged.
ItemsCheck points

4128-1. Specifications
LEXUS NX300 Owners Manual_USA_M78389_en
*: The fluid capacity is the quantity of reference.
If replacement is necessary, contact your Lexus dealer.
Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the fac-
tory.
Use Lexus approved “Toyota Genuine Differential Gear Oil” or an equivalent of
matching quality to satisfy the above sp ecification. Please contact your Lexus
dealer for further details.
Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the fac-
tory.
Use Lexus approved “Toyota Genuine Differential Gear Oil” or an equivalent of
matching quality to satisfy the above sp ecification. Please contact your Lexus
dealer for further details.
Automatic transmission
Fluid capacity*7.2 qt. (6.8L, 6.0 Imp. qt)
Fluid typeToyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may ca use deterioration in
shift quality, locking up of your transmission accompanied by vibration, and ultimately
damage the transmission of your vehicle.
Transfer (AWD models)
Oil capacity0.48 qt. (0.45 L, 0.40 Imp.qt.)
Oil type and viscosityToyota Genuine Differential gear oil LT
75W-85 GL-5 or equivalent
Rear differential (AWD models)
Oil capacity0.5 qt. (0.5 L, 0.4 Imp.qt.)
Oil type and viscosityToyota Genuine Differential gear oil LT
75W-85 GL-5 or equivalent

LEXUS NX300 Owners Manual_USA_M78389_en
Alphabetical Index459
Engine oil maintenance data .................. 337
Engine switch ..................................................165
EPS (Electronic Power Steering)
Function ..........................................................260
Warning light ................................................377
Event data recorder (EDR) ............................7
F
Flat tire ............................................................. 387 Tire pressure warning system ............. 345
Floor mats .......................................................... 24
Fluid Automatic transmission ............................ 412
Brake..................................................................413
Washer ........................................................... 342
Fog lights Replacing light bulbs................................ 362
Switch ............................................................... 184
Front passenger occupant classification system ................................................................ 41
Front passenger’s seat belt reminder light
.......................................................................... 379
Front seat heaters........................................ 287
Front seats ........................................................ 122 Adjustment...................................................... 122
Cleaning......................................................... 323
Correct driving posture ............................ 25
Driving position memory.........................128
Head restraints .............................................. 131
Power easy access system .....................128
Seat heaters .................................................. 287
Seat position memory ...............................128
Front side marker lights Light switch .....................................................178
Replacing light bulbs................................ 362
Wattage............................................................415 Front turn signal lights
Replacing light bulbs ................................362
Turn signal lever ........................................... 172
Wattage ........................................................... 415
Fuel Capacity ........................................................ 409
Fuel gauge ........................................................ 79
Gas station information ......................... 468
Information ..................................................... 416
Refueling............................................................ 191
Type ................................................................. 409
Warning light ............................................... 379
Fuel filler door .................................................. 191 Refueling............................................................ 191
When the fuel filler door cannot be
opened......................................................... 397
Fuses .................................................................358
G
Garage door opener ................................. 309
Gas station information ............................ 468
Gauges ................................................................79
Glove box ....................................................... 293
Glove box light ............................................. 293
Grocery bag hooks .................................... 296
H
Head restraints ................................................ 131
Head-up display..............................................88
Headlights ........................................................178 Automatic headlight leveling .................179
Automatic High Beam system ............... 181
Light switch .................................................... 178
Replacing light bulbs ................................362

466Alphabetical Index
LEXUS NX300 Owners Manual_USA_M78389_en
Trailer Sway Control.................................. 260
Trailer towing ....................................... 155, 163
Transmission
Automatic transmission ........................... 168
Selecting a driving mode.......................258
Trip meters .........................................................79
Turn signal lights Replacing light bulbs................................ 362
Turn signal lever ........................................... 172
Wattage............................................................415
V
Vanity lightsVanity lights .................................................. 299
Wattage............................................................415
Vanity mirrors ............................................... 299 Vanity lights .................................................. 299
Vehicle data recordings ..................................6
Vehicle identification number ................408
Vehicle Stability Control (VSC) ........... 260
VSC (Vehicle Stabilit y Control) ........... 260
W
Warning buzzers
Approach warning...................................... 231
Downshifting ....................................................171
Intuitive parking assist.............................. 240
Light reminder............................................... 179
Open door....................................................... 101
Seat belt reminder........................ 379, 380
Vehicle sway warning ............................... 219 Warning lights
ABS ................................................................... 377
Brake hold operated indicator ........... 379
Brake Override System .......................... 381
Brake system................................................375
Charging system........................................375
Drive-Start Control.................................... 381
Electric power steering........................... 377
High coolant temperature..................... 376
LDA indicator ..............................................378
Low engine oil pressure.........................375
Low fuel level ............................................... 379
LTA indicator ...............................................378
Malfunction indicator lamp ................... 376
Master warning light................................ 380
Parking brake indicator .......................... 379
PCS warning light ..................................... 377
PKSB OFF indicator ................................378
Seat belt reminder light.............. 379, 380
Slip indicator .................................................378
SRS .................................................................... 376
Tire pressure ............................................... 380
Warning messages ..................................... 384
Washer Checking ....................................................... 342
Low washer fluid warning message342, 384
Preparing and checking before winter ..........................................................................266
Switch..................................................... 184, 189
Washing and waxing.................................. 320
Weights Cargo capacity ..................... 152, 154, 408
Load limits ..........................................154, 408
Weights ......................................................... 408