2020 LEXUS NX300h spare tire

4298-1. Specifications
LEXUS NX300h Owners Manual_USA_M78530_en
8
Vehicle specifications
Compact spare tire
A: Wedge base bulbs (clear)
B: Wedge base bulbs (amber)
*:If equipped
Tire sizeT165/80D17 104M
Spare tire inflation pressure
(Recommended cold tire inflation
pressure)
60 psi (420 kPa, 4.2 kgf/cm2 or bar)
Wheel size17  4 T
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)
Light bulbs
Light bulbsBulb No.WType
Exterior
Front side marker lights (bulb
type)W5W5A
Front turn signal lights (bulb
type)
*585
(WY21W)21B
InteriorVanity lights8A

4328-1. Specifications
LEXUS NX300h Owners Manual_USA_M78530_en
Full-size tire
Compact spare tireTire size ( P.434)
DOT and Tire Identification Number (TIN) ( P.433)
Location of treadwear indicators ( P.355)
Tire ply composition and materials
Plies are layers of rubber-coated parallel cords. Cords are the strands which form the plies
in a tire.
Tire information
Typical tire symbols
A
B
C
D

4338-1. Specifications
LEXUS NX300h Owners Manual_USA_M78530_en
8
Vehicle specifications
Radial tires or bias-ply tires
A radial tire has “RADIAL” on the sidewall. A tire not marked “RADIAL” is a bias-ply tire.
TUBELESS or TUBE TYPE
A tubeless tire does not have a tube and air is directly put into the tire. A tube type tire has a
tube inside the tire and the tube maintains the air pressure.
Load limit at maximum cold tire inflation pressure ( P.355)
Maximum cold tire inflation pressure ( P.428)
This means the pressure to which a tire may be inflated.
Uniform tire quality grading
For details, see “Uniform Tire Quality Grading” that follows.
Summer tires or all season tires ( P.355)
An all season tire has “M+S” on the sidewall. A tire not marked “M+S” is a summer tire.
“TEMPORARY USE ONLY”
A compact spare tire is identified by the phrase “TEMPORARY USE ONLY” molded on its
sidewall. This tire is designed for temporary emergency use only.
Type A
DOT symbol
*
Tire Identification Number (TIN)
Tire manufacturer’s identification
mark
Tire size code
Manufacturer’s optional tire type code (3 or 4 letters)
Manufacturing week
Manufacturing year
*: The DOT symbol certifies that the tire
conforms to applicable Federal Motor
Vehicle Safety Standards.
Type B
DOT symbol
*
Tire Identification Number (TIN)
Tire manufacturer’s identification
E
F
G
H
I
J
K
Typical DOT and Tire Identifica-
tion Number (TIN)
A
B
C
D
E
F
G
A
B
C

468What to do if... (Troubleshooting)
LEXUS NX300h Owners Manual_USA_M78530_en
 Stop the vehicle in a safe place and
replace the flat tire with the spare
tire. ( P.400)
 Try the procedure for when the vehi-
cle becomes stuck in mud, dirt, or
snow. ( P.419)
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

480Alphabetical Index
LEXUS NX300h Owners Manual_USA_M78530_en
Side mirrors .....................................................146 Adjusting and folding ................................146
Blind Spot Monitor (BSM) ..................... 261
Heaters ...........................................................290
Side turn signal lights Replacing light bulbs................................ 374
Turn signal lever ...........................................182
Smart access system with push-button start................................................................... 126Antenna location.......................................... 126
Entry functions....................................... 110, 115
Starting the hybrid system....................... 174
Warning message.....................................396
Snow tires ........................................................277
Spare tire Inflation pressure........................................ 428
Storage location ........................................ 400
Spark plug ...................................................... 426
Specifications ................................................ 422
Speedometer ................................................... 84
Sport mode .................................................... 269
Steering wheel Adjustment......................................................143
Heated steering wheel............................ 297
Power easy access system .................... 138
Stop lights Replacing light bulbs................................ 374
Storage feature ............................................ 303
Storage precautions................................... 303
Stuck If the vehicle becomes stuck..................419
Sun visors ......................................................... 310
Switch ASC (Active Sound Control) dial ......187
Automatic High Beam switch ...............192
Brake hold switch....................................... 186
BSM (Blind Spot Monitor) main switch........................................................................... 261 Cruise control switch...............................236
Door lock switch ........................................... 112
Driving mode select switch ..................269
Driving position memory switches .... 138
Emergency flashers switch ...................378
EV drive mode switch............................... 177
Fog light switch ............................................ 195
Garage door opener switches...........320
Heated steering wheel ............................ 297
HUD (Head-up display) switches ....... 94
Ignition switch ................................................174
Intuitive parking assist switch ............... 247
LDA switch ...................................................230
Light switches ............................................... 189
LTA switch .................................................... 222
Meter control switches ..............................89
Moon roof switches................................... 150
Outside rear view mi
rror switches .... 146
Paddle shift switches ................................... 181
Parking brake switch................................. 183
PCS switch...................................................... 212
Power back door opener and closer switch ............................................................... 117
Power switch..................................................174
Power window switch .............................. 148
Rear window and outside rear view mir- ror defoggers switch ........................... 290
Rear window wiper and washer switch ......................................................................... 200
Seat heater switches................................. 297
“SOS” button...................................................60
Tire pressure warning reset switch.... 361
Vehicle-to-vehicle distance switch...236
VSC off switch .............................................. 271
Window lock switch.................................. 149
Windshield wipers and washer switch ...............................................................195, 200

LEXUS NX300h Owners Manual_USA_M78530_en
Alphabetical Index481
T
Tachometer....................................................... 84
Tail lightsLight switch .................................................... 189
Replacing light bulbs................................ 374
Theft deterrent system Alarm ................................................................... 77
Immobilizer system...................................... 75
Tire inflation pressure Maintenance data...................................... 428
Warning light ............................................... 392
Tire information ............................................ 432 Glossary......................................................... 436
Size.................................................................... 434
Tire identification number ..................... 433
Uniform Tire Quality Grading............ 435
Tire pressure warning system Function .......................................................... 357
Initializing .........................................................361
Installing tire pressure warning valves and transmitters ......................................360
Registering ID codes ............................... 362
Warning light ............................................... 392
Tires................................................................... 355 Chains ............................................................. 278
Checking .......................................................355
Glossary......................................................... 436
If you have a flat tire ................................. 400
Inflation pressure............................363, 428
Replacing ...................................................... 400
Rotating tires ................................................356
Size.................................................................... 428
Snow tires .......................................................277
Spare tire........................................... 400, 428
Tire identification number ..................... 433
Tire pressure warning system ............. 357
Uniform Tire Quality Grading............ 435
Warning light ............................................... 392 Tools..................................................................400
Top tether strap............................................... 57
Total load capacity ...................................... 422
Towing
Dinghy towing ...............................................173
Emergency towing..................................... 381
Towing eyelet.............................................. 383
Trailer Sway Control................................270
Trailer towing ...................................... 165, 173
TRAC (Traction Control) ........................ 270
Traction battery (Hybrid battery) ............ 70 Hybrid battery (traction battery) air intake and discharge vents ................... 72
Location ............................................................. 70
Specification ................................................. 423
Warning messages...................................... 73
Traction motor (electric motor) ................67
Trailer Sway Control.................................. 270
Trailer towing ........................................ 165, 173
Transmission Hybrid transmission....................................179
Selecting a driving mode .......................269
Trip meters ........................................................ 84
Turn signal lights Replacing light bulbs .................... 374, 375
Turn signal lever .......................................... 182
Wattage .......................................................... 429
V
Vanity lightsVanity lights ................................................... 310
Wattage .......................................................... 429
Vanity mirrors ................................................ 310 Vanity lights ................................................... 310
Vehicle data recordings ..................................7
Vehicle identification number ................ 422
Vehicle Stability Control (VSC) ........... 270
VSC (Vehicle Stability Control) ........... 270