445What to do if... (Troubleshooting)
LEXUS NX300h Owners Manu-
al_USA_OM78212U 445What to do if... (Troubleshooting)
If you cannot release the shift lever
by depressing the brake pedal with
the power switch in ON mode
( → P.174)
It is locked automatically to prevent
theft of the vehicle. ( → P.169)
Is the window lock switch pressed?
The power window except for the
one at the driver’s seat cannot be
operated if the window lock switch
is pressed. ( → P.145)
The auto power off function will be
operated if the vehicle is left in
ACCESSORY or ON mode (the
hybrid system is not operating) for a
period of time. ( → P.170)
The seat belt reminder light is flash-
ing
Are the driver and the front passen-
ger wearing the seat belts?
( → P.369)
The parking brake indicator is on
Is the parking brake released? ( → P.177)
Depending on the situation, other
types of warning buzzer may also
sound. ( → P.365, 374)
Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm
sounds. ( → P.71)
To stop the alarm, turn the power
switch to ON mode or start the hybrid
system.
Is the message displayed on the
multi-information display?
Check the message on the multi-
information display. ( → P.374)
When a warning light turns on or a
warning message is displayed, refer
to P.365, 374.
Stop the vehicle in a safe place and
replace the flat tire with the spare The steering wheel cannot be
turned after the hybrid system is
stopped
The windows do not open or
close by operating the power
window switches
The power switch is turned off
automatically
A warning buzzer sounds during
driving An alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed
When a problem has occurred If you have a flat tire
449What to do if... (Troubleshooting)
LEXUS NX300h Owners Manu-
al_USA_OM78212U Alphabetical Index
449Defogger
Outside rear view mirrors .................... 269
Rear window ................................................ 269
Windshield .................................................... 269
Differential ...................................................... 405
Dimension ......................................................400
Dinghy towing................................................. 167
Display
Drive information .......................................... 86
Dynamic radar cruise control with full-
speed range ................................................ 217
Energy monitor.............................................. 94
LDA (Lane Departure Alert with steering
control) ..........................................................210
Multi-information display .......................... 85
Warning messages .................................. 375
Do-it-yourself maintenance .................... 324
Doors
Automatic door lock ing and unlocking
system ........................................................... 109
Back door......................................................... 110
Door glasses .................................................. 144
Door lock........................................................ 106
Outside rear view mirrors ...................... 142
Rear door child-protectors ................... 109
Side doors ...................................................... 106
Drive information ........................................... 86
Drive-start control ............................... 151, 173
Driver’s seat belt remi nder light ............ 369
Driver’s seat position memory .................134
Driving
Break-in tips .................................................... 151
Correct posture ............................................ 25
Driving mode select switch .................. 249
Hybrid vehicle driving tips .................... 255
Procedures .................................................... 150
Winter drive tips......................................... 257
Driving position memory............................134
Memory recall function ............................135
Dynamic radar cruise control with full-
speed range
Function ............................................................ 217 Warning message ..................................... 374 E
E-Four .............................................................. 250
ECB (Electronically Controlled Brake Sys-
tem) ................................................................ 250
Eco mode........................................................ 249
EDR (Event data recorder) ............................7
Electric motor
Location ...............................................................61
Specification .................................................. 401
Electric Power Steering (EPS)
Function ......................................................... 250
Warning light ............................................... 367
Electronic key
Battery-saving function.............................123
If the electronic key does not operate
properly .......................................................387
Replacing the battery ............................... 347
Electronically Controlled Brake System
(ECB) ............................................................ 250
Emergency flashers ....................................358
Emergency, in case of
If a warning buzzer sounds.................. 365
If a warning light turns on...................... 365
If a warning message is displayed ..... 374
If the 12-volt battery is discharged ... 390
If the electronic key does not operate
properly .......................................................387
If the fuel filler do or cannot be opened
..........................................................................387
If the hybrid system will not start ....... 385
If you have a flat tire .................................. 377
If you lose your keys ....................... 103, 105
If you think something is wrong..........363
If your vehicle becomes stuck ............. 397
If your vehicle has to be stopped in an
emergency ................................................ 358
If your vehicle needs to be towed .... 360
If your vehicle overheats ........................394
Energy monitor ............................................... 94
Engine
451What to do if... (Troubleshooting)
LEXUS NX300h Owners Manu-
al_USA_OM78212U Alphabetical Index
451Refueling ..........................................................196
When the fuel filler door cannot be
opened ........................................................ 387
Fuses ................................................................. 349 G
Garage door opener ................................. 298
Gas station information ............................ 460
Gauges ................................................................79
Glove box ....................................................... 282
Glove box light ............................................. 282
Grocery bag hooks .................................... 285 H
Head restraints ............................................... 137
Head-up display.............................................. 90
Headlights ....................................................... 183
Automatic headlight leveling ................ 184
Automatic High Beam ............................. 186
Light switch .................................................... 183
Replacing light bulbs................................ 353
Heated steering wheel ...............................276
Heaters
Automatic air conditioning system ...268
Heated steering wheel............................ 275
Outside rear view mirrors .................... 269
Seat heaters .................................................. 275
High mounted stoplight
Replacing light bulb..................................353
Hill-start assist control ............................... 250
Hood ................................................................. 325
Warning message........................... 107, 374
Hooks
Cargo hooks................................................ 284
Retaining hooks (floor mat)......................24
Horn ................................................................... 140
Hybrid battery (traction battery)
Location............................................................. 64
Specification ................................................. 402
Hybrid battery air vent ................................. 66
Hybrid system .................................................... 61 Emergency shut off system...................... 67
Energy monitor/consumption screen 94
EV drive mode............................................... 171
High voltage components ....................... 64
Hybrid System Indicator ........................... 82
Hybrid system precautions...................... 64
Hybrid vehicle driving tips ....................255
If the hybrid system will not start ....... 385
Overheating .................................................394
Power switch................................................. 168
Regenerative braking ................................. 62
Starting the hybrid system ...................... 168
Vehicle proximity noti fication system. 63
Hybrid System Indicator.............................. 82
Hybrid transmission...................................... 173
I
I/M test ............................................................ 322
Identification
Engine............................................................... 401
Vehicle ........................................................... 400
Ignition switch (Power switch) ................ 168
Illuminated entry system ........................... 278
Immobilizer system........................................ 69
Indicators ............................................................74
Initialization
Engine oil maintenance data................329
Items to initialize ......................................... 429
Tire pressure warning system ...............341
Inside rear view mirror ............................... 140
Instrument panel light control ................... 84
Interior lights.................................................. 278
Intuitive parking assist
Function .......................................................... 227
Warning message ..................................... 229
452 Alphabetical Index
LEXUS NX300h Owners Manu-
al_USA_OM78212U J
Jack
Positioning a floor jack............................ 326
Vehicle-equipped jack ........................... 378
Jack handle .................................................... 378
Jam protection function
Moon roof ....................................................... 147
Power back door opener and closer. 118
Power windows............................................ 144 K
Keyless entry
Smart access system with push-button
start .................................................................. 122
Wireless remote control......................... 104
Keys.....................................................................102
Battery-saving function ............................ 123
Electronic key ................................................102
Engine switch................................................ 168
If the electronic key does not operate
properly....................................................... 387
If you lose your keys.................................386
Key number plate ........................................102
Keyless entry ................................................. 104
Mechanical key.............................................102
Power switch ................................................ 168
Replacing the battery............................... 347
Warning buzzer ........................................... 122
Wireless remote control key ................ 104
Knee airbags .................................................... 32
L
Lane Departure Alert wi th steering control
(LDA) ..............................................................210
Language (multi-information display) 422
LATCH anchors ............................................. 55
LDA (Lane Departure Alert with steering
control) ...........................................................210 Lever
Auxiliary catch lever .................................325
Hood lock release lever .........................325
Shift lever ..........................................................173
Turn signal lever ...........................................176
Wiper lever .................................................... 189
Lexus Enform Remote.................................. 311
Lexus Enform Safety Connect............... 306
Lexus Enform Service Connect ..............312
Lexus Safety System+................................. 198
Automatic High Beam ............................. 186
Dynamic radar cruise control with full-
speed range ................................................ 217
LDA (Lane Departure Alert with steering
control) ......................................................... 210
PCS (Pre-Collision System) ................203
License plate lights
Light switch .................................................... 183
Replacing light bulbs ................................353
Light
Automatic High Beam system ............. 186
Fog light switch ............................................ 189
Headlight switch.......................................... 183
Illuminated entry system ......................... 278
Interior light list ............................................ 278
Interior lights ................................................. 279
Luggage compartment light ................... 112
Personal lights ............................................. 279
Replacing light bulbs ................................353
Turn signal lever ...........................................176
Vanity lights ................................................. 288
Wattage ..........................................................407
Welcome light illumination control ... 107
Light bulbs
Replacing .......................................... 353, 354
Wattage ..........................................................407
Luggage cover ............................................. 286
453What to do if... (Troubleshooting)
LEXUS NX300h Owners Manu-
al_USA_OM78212U Alphabetical Index
453M
Maintenance
Do-it-yourself maintenance ................. 324
General maintenance ...............................319
Maintenance data..................................... 400
Maintenance requirements ....................319
Malfunction indicator lamp ..................... 366
Meter
Head-up display ........................................... 90
Indicators ...........................................................74
Instrument panel light control ................ 84
Meters ................................................................ 79
Multi-information display .......................... 85
Warning lights .............................................365
Warning messages .................................. 374
Micro dust and pollen filter ..................... 273
Microphone ................................................... 306
Mirrors
Inside rear view mirror............................. 140
Outside rear view mirror defoggers269
Outside rear view mirrors ...................... 142
Vanity mirrors..............................................288
Moon roof
Jam protection function............................ 147
Operation........................................................146
Warning message...........................148, 374
Multi-information display
Drive information .......................................... 86
Dynamic radar cruise control with full-
speed range ................................................ 217
Energy monitor.............................................. 94
Language....................................................... 422
LDA (Lane Departure Alert with steering
control) ..........................................................210
Warning messages .................................. 374
N
Noise from under vehicle ...............................6 O
Odometer ..........................................................79
Oil
Engine oil........................................................402
Rear differential oil......... .......... ........... ...... 405
Opener
Back door ......................................................... 113
Fuel filler door ............................................... 196
Hood ................................................................325
Outside rear view mirrors ......................... 142
Adjusting and folding.................................142
Blind Spot Monitor (BSM)......................241
Linked mirror functi on when reversing
............................................................................142
Mirror position memory ...........................134
Outside rear view mirror defoggers269
Outside temperature display .....................79
Overheating .................................................. 394
P
Paddle shift switches .................................... 175
Panic mode ..................................................... 104
Parking brake
Operation ........................................................ 177
Parking brake engaged warning buzzer/
message ........................................................ 177
Warning light .............................................. 369
Parking lights
Light switch .................................................... 183
Replacing light bulb ..................................353
Parking Support Brake fu nction (for static
objects) ......................................................... 232
Indicator............................................................. 75
Warning light .............................................. 368
Warning messages...................................238
PCS (Pre-Collision System)
Function ..........................................................203
PCS switch................................................... 205
Warning light ............................................... 367
Warning message ..................................... 374
Personal lights............................................... 278
456 Alphabetical Index
LEXUS NX300h Owners Manu-
al_USA_OM78212U Steering wheel
Adjustment......................................................139
Heated steering wheel............................ 275
Power easy access system .....................134
Stop lights
Replacing light bulbs................................ 353
Storage feature ..............................................281
Storage precautions.....................................281
Stuck
If the vehicle becomes stuck................ 397
Sun visors ........................................................288
Sunglass holder ............................................ 283
Switch
ASC (Active Sound Control) dial ....... 181
Automatic High Beam switch .............. 186
Brake hold switch....................................... 180
BSM (Blind Spot Monitor) main switch
........................................................................... 241
Cruise control switch ................................ 217
Door lock switch......................................... 108
Driving mode select switch .................. 249
Driving position memory switches .....134
Emergency flashers switch .................. 358
EV drive mode switch ................................171
Fog light switch ............................................ 189
Garage door opener switches ..........298
Heated steering wheel............................ 275
HUD (Head-up display) switches ....... 90
Ignition switch............................................... 168
Intuitive parking assist switch................227
LDA switch .....................................................210
Light switches ............................................... 183
Meter control switches ..............................85
Moon roof switches ...................................146
Outside rear view mirror switches ..... 142
Paddle shift switches .................................. 175
Parking brake switch ................................. 177
PCS switch ...................................................205
Power back door opener and closer
switch............................................................... 113
Power switch ................................................ 168
Power window switch ............................... 144 Rear window and outside rear view mir-
ror defoggers switch ............................269
Rear window wiper and washer switch
........................................................................... 194
Seat heater switches................................. 275
“SOS” button............................................... 306
Tire pressure warning reset switch.....341
Vehicle-to-vehicle distance button .... 217
VSC off switch ............................................. 251
Window lock switch.................................. 145
Windshield wipers and washer switch
........................................................................... 189 T
Tachometer........................................................79
Tail lights
Light switch .................................................... 183
Replacing light bulbs ................................353
Theft deterrent system
Alarm..................................................................... 71
Immobilizer system ......................................69
Tire inflation pressure
Maintenance data ..................................... 406
Warning light ...............................................370
Tire information ............................................. 410
Glossary ...........................................................414
Size ......................................................................412
Tire identification number......................... 411
Uniform Tire Quality Grading ..............412
Tire pressure warning system
Function ......................................................... 338
Initializing..........................................................341
Installing tire pres sure warning valves
and transmitters...................................... 340
Registering ID codes ...............................343
Warning light ...............................................370
Tires................................................................... 336
Chains ............................................................ 258
Checking .......................................................336
Glossary ...........................................................414
If you have a flat tire .................................. 377
Inflation pressure ........................... 343, 406