
656What to do if... (Troubleshooting)
NX300h_OM_USA_OM78082U
What to do if... (Troubleshooting)
●If you lose your mechanical keys, ne w genuine mechanical keys can be made
by your Lexus dealer. ( P. 1 2 0 )
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. ( P. 122)
●Is the electronic key battery weak or depleted? ( P. 5 3 2 )
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. ( P. 202)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly du e to the condition of the radio wave.
( P. 1 4 2 )
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock.
( P. 1 2 6 )
If you have a problem, check the following before contacting your Lexus
dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

660Alphabetical index
NX300h_OM_USA_OM78082U
Alphabetical index
A/C ............................................................ 430Air conditioning filter....................... 530
Automatic air conditioning system ................................................. 430
Micro dust and pollen filter ...........436
ABS (Anti-lock Brake System).......305 Function ................................................. 305
Warning light ...................................... 566
Active Sound Control (ASC) .......... 218
Air conditioning filter ..........................530
Air conditioning system ..................... 430 Air conditioning filter....................... 530
Automatic air conditioning system ................................................. 430
Micro dust and pollen filter ...........436
S-FLOW mode .................................. 432
Airbags ........................................................ 40 Airbag operating conditions ...........48
Airbag precautions for your child .......................................................... 43
Airbag warning light ........................ 566
Correct driving posture ....................30
Curtain shield airbag operating conditions........................48
Curtain shield airbag precautions ........................................... 46
Front passenger occupant classification system ......................... 53
General airbag precautions............ 43 Locations of airbags............................ 40
Modification and disposal of
airbags .....................................................47
Seat cushion airbag ............................. 40
Side airbag operating conditions ............................................. 48
Side airbag precautions .................... 45
Side and curtain shield airbags operating conditions ....................... 48
Side and curtain shield airbags precautions .......................................... 46
SRS airbag instructions for Canadian owners ................... 647
SRS airbags ............................................. 40
Alarm ........................................................... 88 Alarm ..........................................................88
Warning buzzer.................................569
Anchor brackets................................ 71, 73
Antenna Radio ........................................................ 364
Smart access system with push-button start....................140
Anti-lock brake system (ABS)........ 305 Function ..................................................305
Warning light .......................................566
Approach warning ................... 245, 259
Armrest .................................................... 465
ASC (Active Sound Control) ........... 218
Assist grips .............................................. 465
A

661Alphabetical index
NX300h_OM_USA_OM78082U
Audio system (with navigation system)
*
Audio system.......................................... 336 Antenna ..................................................364
Audio input............................................345
AUX port...............................................345
Bluetooth
® audio ............................. 390
CD player .............................................. 367
iPod ........................................................... 374
MP3/WMA disc ...............................367
Optimal use ..........................................354
Portable music player ....................... 381
Radio ......................................................... 361
Setup menu ........................................... 347
Steering wheel audio switches ............................................... 342
USB memory ....................................... 377
Automatic air conditioning system Air conditioning filter....................... 530
Automatic air conditioning system ................................................. 430
Micro dust and pollen filter ...........436
S-FLOW mode .................................. 432
Automatic headlight leveling system ...................................................... 221
Automatic High Beam ....................... 223
Automatic light control system......... 221
AUX port................................................. 345 Back door .................................................. 129
Wireless remote control.................. 129
Back-up lights Replacing light bulbs ...................... 550
Wattage ...................................................615
Battery (12-volt battery) If the 12-volt battery is discharged......................................... 594
Preparing and checking before winter.................................................... 326
Warning light .......................................565
Battery (traction battery) ....................... 81
Bluetooth
®............................................... 413
Audio system .......................................390
Hands-free system (for cellular phone) ....................... 392
Bottle holders ........................................ 448
Brake Brake Hold ............................................. 216
Fluid ............................................................ 612
Parking brake ........................................ 213
Regenerative braking ..........................79
Warning light .......................................565
Brake assist ............................................. 305
Brake Hold................................................ 216
Break-in tips ............................................. 176
Brightness control Instrument panel light control..................................................... 99
BSM (Blind Spot Monitor) ................. 316 Blind Spot Monitor function...........319
Rear Cross Traffic Alert function.................................................. 321
B
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

672Alphabetical index
NX300h_OM_USA_OM78082U
Power easy access system .................154
Power outlets ......................................... 456
Power steering (Electric Power
Steering system) ................................305 Warning light ...................................... 566
Power switch ........................................... 201
Power windows Door lock linked window operation ..............................................167
Jam protection function ....................167
Operation ............................................... 166
Window lock switch.......................... 166
Pre-Collision System (PCS) Function ................................................... 310
PCS switch............................................... 311
Warning light ...................................... 566
Warning message ............................. 572
Radar cruise control (dynamic radar cruise control) ........................ 240
Radar cruise control (dynamic radar cruise control
with full-speed range) ..................... 253
Radiator .................................................... 509
Radio............................................................361
Rear Cross Traffic Alert ......................316
Rear seat Folding down the rear seatbacks ............................................. 148 Rear side marker lights
Light switch............................................. 219
Replacing light bulbs ....................... 552
Rear turn signal lights Replacing light bulbs ....................... 547
Turn signal lever ................................... 212
Wattage ...................................................615
Rear view mirror Inside rear view mirror....................... 161
Outside rear view mirrors ..............163
Rear window defogger ...................... 435
Rear window wiper ..............................234
Refueling...................................................236 Capacity ................................................ 608
Fuel types.............................................. 608
Opening the fuel tank cap ............ 236
When the fuel filler door cannot be opened ......................... 238
Regenerative braking............................. 79
Remote Touch
*
Replacing Electronic key battery ..................... 532
Fuses ........................................................ 534
Light bulbs.............................................538
Tires .......................................................... 575
Resetting the message indicating maintenance is required .................492
Reporting safety defects for U.S. owners ...................................644
Road accident cautions ........................ 84
R

678Alphabetical index
NX300h_OM_USA_OM78082U
Wireless communication ...... 382, 390
Wireless remote control key .............. 118Battery-saving function ...................... 141
Locking/Unlocking.............................. 118
Panic mode .............................................. 119
Replacing the battery .......................532
WMA disc ............................................... 367
XM
® Satellite Radio .............................361
X