wipers LEXUS NX300H 2019 Owner's Manual

3226-2. Maintenance
LEXUS NX300h Owners Manu-
al_USA_M78287_en
The OBD system determines that a
problem exists somewhere in the emis-
sion control system. Your vehicle may
not pass the I/M test and may need to
be repaired. Contact your Lexus
dealer to service the vehicle.
When the 12-volt battery is discon-
nected or discharged
Readiness codes that are set during
ordinary driving are erased.
Also, depending on your driving
habits, the readiness codes may not
be completely set.
 When the fuel tank cap is loose
The malfunction indicator lamp
comes on indicating a temporary
malfunction and your vehicle may
not pass the I/M test.
Tires
• Is the tire inflation pres-
sure correct?
• The tires should not be damaged or excessively
worn.
• Have the tires been rotated according to the
maintenance schedule?
• The wheel nuts should not be loose.
Windshield
wipers/rear
window wiper
•The wiper blades should not show any signs of
cracking, splitting, wear,
contamination or defor-
mation.
•The wiper blades should clear the windshield/
rear window without
streaking or skipping.
ItemsCheck pointsEmission inspection and
maintenance (I/M) pro-
grams
Some states have vehicle emission
inspection programs which include
OBD (On Board Diagnostics)
checks. The OBD system monitors
the operation of the emission con-
trol system.
If the malfunction indicator lamp
comes on
Your vehicle may not pass the I/
M test in the following situations:

456Alphabetical Index
LEXUS NX300h Owners Manu-
al_USA_M78287_en
Sensor Automatic High Beam system............. 185
BSM (Blind Spot Monitor) ................... 243
Inside rear view mirror..............................139
Intuitive parking assist...............................227
Kick sensor........................................................112
Radar sensor..................................................199
Rain-sensing windshield wipers............ 191
Service plug ...................................................... 64
Service reminder message .......................319
Shift lever .......................................................... 173
Shift lock system............................................. 174
Side airbags ...................................................... 32
Side doors........................................................ 104
Side marker lights Light switch .....................................................182
Replacing light bulbs................... 355, 356
Wattage..........................................................409
Side mirrors .................................................... 140 Adjusting and folding ............................... 140
Blind Spot Monitor (BSM) ..................... 241
Heaters ........................................................... 267
Side turn signal lights Replacing light bulbs................................355
Turn signal lever ........................................... 176
Smart access system with push-button start...................................................................120Antenna location..........................................120
Entry functions....................................104, 109
Starting the hybrid system...................... 168
Warning message..................................... 376
Snow tires ....................................................... 256
Spare tire Inflation pressure....................................... 408
Storage location ........................................ 380 Spark plug ...................................................... 406
Specifications ................................................ 402
Speedometer ....................................................79
Sport mode .................................................... 248
Steering wheel
Adjustment ......................................................137
Heated steering wheel ............................ 273
Power easy access system .....................132
Stop lights Replacing light bulbs ............................... 355
Storage feature ............................................ 279
Storage precautions................................... 279
Stuck If the vehicle becomes stuck ............... 399
Sun visors ........................................................ 286
Sunglass holder ..............................................281
Switch ASC (Active Sound Control) dial........ 181
Automatic High Beam switch .............. 185
Brake hold switch ........................................179
BSM (Blind Spot Monitor) main switch............................................................................241
Cruise control switch................................. 217
Door lock switch ......................................... 106
Driving mode select switch ..................248
Driving position memory switches .....132
Emergency flashers switch .................. 360
EV drive mode switch................................ 171
Fog light switch ............................................188
Garage door opener switches...........296
Heated steering wheel ............................ 273
HUD (Head-up display) switches .......89
Ignition switch ............................................... 168
Intuitive parking assist switch ............... 227
LDA switch ...................................................... 211

457What to do if... (Troubleshooting)
LEXUS NX300h Owners Manu-
al_USA_M78287_en457Alphabetical Index
Light switches ................................................182
Meter control switches .............................. 84
Moon roof switches ................................... 144
Outside rear view mirror switches .... 140
Paddle shift switches .................................. 175
Parking brake switch ................................. 177
PCS switch ................................................... 204
Power back door opener and closer switch................................................................. 111
Power switch ................................................ 168
Power window switch ............................... 142
Rear window and outside rear view mir- ror defoggers switch ............................ 267
Rear window wiper and washer switch ...........................................................................193
Seat heater switches ................................ 273
“SOS” button ...............................................304
Tire pressure warning reset switch .. 343
Vehicle-to-vehicle di stance switch .... 217
VSC off switch ............................................250
Window lock switch ..................................143
Windshield wipers and washer switch ................................................................188, 193
T
Tachometer........................................................79
Tail lights Light switch .....................................................182
Replacing light bulbs................................355
Theft deterrent system Alarm .................................................................... 71
Immobilizer system...................................... 69
Tire inflation pressure Maintenance data..................................... 408
Warning light ............................................... 372 Tire information .............................................. 412
Glossary .......................................................... 416
Size ......................................................................414
Tire identification number........................413
Uniform Tire Quality Grading ..............414
Tire pressure warning system Function ..........................................................339
Initializing........................................................343
Installing tire pres sure warning valves
and transmitters....................................... 342
Registering ID codes ............................... 344
Warning light ............................................... 372
Tires................................................................... 337 Chains ............................................................. 257
Checking ....................................................... 337
Glossary .......................................................... 416
If you have a flat tire .................................. 379
Inflation pressure ...........................345, 408
Replacing ....................................................... 379
Rotating tires ............................................... 338
Size ................................................................... 408
Snow tires ......................................................256
Spare tire ........................................... 379, 408
Tire identification number........................413
Tire pressure warning system .............339
Uniform Tire Quality Grading ..............414
Warning light ............................................... 372
Tools..................................................................380
Top tether strap............................................... 57
Total load capacity ...................................... 402
Towing Dinghy towing ...............................................167
Emergency towing....................................362
Towing eyelet...............................................364
Trailer Sway Control............................... 250
Trailer towing ...................................... 159, 167

459What to do if... (Troubleshooting)
LEXUS NX300h Owners Manu-
al_USA_M78287_en459Alphabetical Index
Warning messages ..................................... 376
Washer Checking ....................................................... 333
Low washer fluid warning message333, 376
Preparing and checking before winter ......................................................................... 256
Switch .....................................................188, 193
Washing and waxing....................................312
Weights Cargo capacity..................... 155, 158, 402
Load limits ..................................................... 402
Weights .......................................................... 402
Wheels ............................................................. 346 Replacing wheels....................................... 346
Size................................................................... 408
Window glasses ............................................. 142
Window lock switch .....................................143
Windows Power windows............................................ 142
Rear window defogger .......................... 267
Washer ..................................................188, 193
Windshield wiper de-ice r .......................... 271
Windshield wipers Intermittent windshield wipers ............. 188
Rain-sensing windshield wipers.......... 190
Winter driving tips....................................... 256
Wireless charger .........................................288
Wireless remote control key ..................... 101 Battery-saving function ..............................121
Locking/Unlocking ..................................... 101
Panic mode.....................................................102
Replacing the battery............................... 349
For information regarding the equipment listed below, refer to
the “NAVIGATION AND MULTI-
MEDIA SYSTEM OWNER’S
MANUAL”.
· Audio/visual system
· Navigation system
· Lexus parking assist monitor
· Panoramic view monitor
· Lexus Enform