2016 LEXUS RX450H battery

637What to do if... (Troubleshooting)
RX450h_U_OM0E013U ●
Did you press the power switch while firmly depressing the brake pedal?
(  P. 232)●
Is the shift lever in P? (  P. 2 3 4 )●
Is the electronic key anywhere detectable inside the vehicle? (  P. 1 5 8 )●
Is the steering wheel unlocked? (  P. 2 3 5 )●
Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way. (  P. 5 6 6 )●
Is the 12-volt battery discharged? (  P. 5 6 8 )●
Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in ON mode (  P. 5 6 3 )●
It is locked automatically to prevent theft of the vehicle. (  P. 2 3 5 )
●
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. 1 8 9 )
●
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. 2 3 4 )If you think something is wrong The hybrid system does not start
The shift lever cannot be shifted from P even if you depress the brake
pedal
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

641Alphabetical index
RX450h_U_OM0E013U Anchor brackets ........................................ 61
Antenna
Smart access system
with push-button start ................... 158
Anti-lock Brake System (ABS)........ 381
Warning light .......................................537
Approach warning.....................318, 330
Armrest .................................................... 443
Assist grips .............................................. 444
Audio system
* Automatic air conditioning
system .................................................... 405
Air conditioning filter......................... 501
Automatic air conditioning
system ................................................. 405
S-FLOW mode ............................... 406
Automatic headlight leveling
system .................................................... 253
Automatic High Beam ....................... 255
Automatic light control system.........251
Auxiliary boxes ...........................426, 430
Back door
Power back door .................................142
Touchless power back door ......... 144
Wireless remote control ..................142
Back-up lights
Replacing light bulbs ......................... 513
Wattage ................................................. 590 Battery (12-volt battery)
Battery checking ................................483
If the 12-volt battery is
discharged........................................ 568
Preparing and checking before
winter....................................................390
Warning light .......................................536
Battery (traction battery) ..................... 80
Blind Spot Monitor (BSM) ............... 363
Blind Spot Monitor
function ............................................367
Rear Cross Traffic Alert
function ............................................. 371
Bottle holders .........................................425
Brake
Brake Hold ........................................... 249
Fluid ......................................................... 588
Parking brake ...................................... 245
Regenerative braking ......................... 78
Warning light .......................................536
Brake assist ...............................................381
Brake Hold...............................................249
Warning light ....................................... 537
Break-in tips ........................................... 206
Brightness control
Instrument panel light control ........ 99
BSM (Blind Spot Monitor) ............... 363
Blind Spot Monitor function......... 367
Rear Cross Traffic Alert
function.................................................. 371B
* : Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

642 Alphabetical index
RX450h_U_OM0E013U Care
Aluminum wheels ............................. 459
Exterior................................................... 458
Interior ..................................................... 462
Seat belts ................................................463
Self-restoring coat ............................ 458
Cargo capacity............................ 212, 582
Cargo hooks ...........................................427
Cargo net hooks ....................................427
Chains .........................................................391
Child restraint system............................ 59
Booster seats installation...................68
Convertible seats
installation..............................................66
Front passenger occupant
classification system ...........................51
Infant seats definition ...........................65
Infant seats installation ..........................61
Installing CRS with LATCH
anchors ..................................................... 71
Installing CRS with seat
belts ..........................................................65
Installing CRS with top tether
strap.......................................................... 73
LATCH anchors ..................................... 71 Child safety .................................................... 58
12-volt battery
precautions ...........................485, 572
Airbag precautions................................ 41
Child restraint system......................... 59
How your child should
wear the seat belt .............................. 34
Installing child restraints .................... 59
Moon roof precautions ....................196
Panoramic moon roof
precautions .......................................200
Power back door
precautions ......................................... 152
Power window lock switch............ 189
Power window precautions ........... 192
Rear door child-p rotectors ............139
Removed key battery
precautions ....................................... 507
Seat belt extender
precautions .......................................... 36
Seat belt precautions .......................... 36
Seat heater precautions ................... 414
Child-protectors .................................... 139
Cleaning ....................................... 458, 462
Aluminum wheels .............................. 459
Exterior ...................................................458
Interior ..................................................... 462
Seat belts................................................ 463
Clock................................................. 97, 433
Coat hooks ..............................................444
Condenser .............................................. 480
Console box ............................................422
Consumption screen .................. 106, 124C

644 Alphabetical index
RX450h_U_OM0E013U Driving
Break-in tips ........................................ 206
Correct posture.....................................30
Driving mode select switch .......... 377
Hybrid vehicle driving tips.............387
Procedures ...........................................204
Winter drive tips ................................ 390
Driving position memory..................... 174
Memory recall function..................... 177
Power easy access system .............174
Dynamic radar cruise control ......... 323
Dynamic radar cruise control
with full-speed range .......................... 311
E-Four ....................................................... 382
ECB (Electronically Controlled
Brake System) ..................................... 381
Eco drive mode ......................................377
EDR (Event data recorder) .................... 11
Electric motor
Location ..................................................... 76
Specification ........................................ 584
Electric Power Steering (EPS) ........ 381
Warning light .......................................537
Electronic key ..........................................132
Battery-saving function .................... 159
If the electronic key does not
operate properly............................ 564
Replacing the battery ...................... 506 Electronically Controlled
Brake System (ECB) .........................381
Emergency flashers ............................ 528
Emergency, in case of
If a warning buzzer sounds ..........536
If a warning light turns on .............. 536
If a warning message is
displayed ............................................ 543
If the 12-volt battery is
discharged........................................ 568
If the electronic key does not
operate properly ............................ 564
If the hybrid system will
not start .................................................561
If you have a flat tire .......................... 549
If you lose your keys................ 133, 135
If you think something is
wrong...................................................535
If your vehicle becomes
stuck...................................................... 578
If your vehicle has to
be stopped in an
emergency ........................................ 529
If your vehicle needs to be
towed ...................................................530
If your vehicle overheats ................ 574
Energy monitor ....................................... 124E

647Alphabetical index
RX450h_U_OM0E013U Horn .............................................................. 181
HUD (Head-up display) ....................... 118
Humidity sensor ......................................413
Hybrid battery air vent ............................81
Hybrid battery (traction battery)
Location .................................................... 80
Specification ........................................ 585
Hybrid system ............................................76
Emergency shut off system............... 81
Energy monitor/
consumption screen .......................124
EV drive mode.................................... 237
High voltage components .............. 80
Hybrid System Indicator .................100
Hybrid system precautions............. 80
Hybrid vehicle driving tips.............387
If the hybrid system will not
start ......................................................... 561
Overheating .........................................574
Power (ignition) switch ................... 232
Regenerative braking ......................... 78
Starting the hybrid system ............. 232
Vehicle proximity notification
system ..................................................... 77
Hybrid System Indicator..................... 100
Hybrid transmission ............................ 239
If the shift lever cannot be
shifted from P .................................. 563
Paddle shift switches ............. 240, 241
S mode ......................................................241 I/M test ......................................................470
Identification
Engine .....................................................583
Vehicle ....................................................583
Ignition switch (power switch) .........232
Illuminated entry system ................... 420
Immobilizer system ................................ 85
Indicators .....................................................92
Initialization
Engine oil maintenance data ....... 478
Items to initialize ...................................619
Power back door ............................... 150
Tire pressure warning
system ................................................. 488
Inside rear view mirror.........................183
Instrument panel light control .............99
Interior lights ............................................ 417
Switch ........................................................418
Wattage ................................................ 590
Intuitive parking assist ........................ 339
Jack
Positioning a floor jack.................... 474
Vehicle-equipped jack .................. 550
Jack handle ............................................. 550
Jam protection function
Electronic sunshade.......................... 198
Moon roof ...............................................194
Panoramic moon roof...................... 198
Power back door opener
and closer ........................................... 150
Power windows................................... 190 I
J

648 Alphabetical index
RX450h_U_OM0E013U Keyless entry
Smart access system with
push-button start ............................. 158
Wireless remote control ....... 136, 142
Keys..............................................................132
Battery-saving function .................... 160
Electronic key ........................................132
Engine switch ....................................... 232
If the electronic key does not
operate properly............................ 564
If you lose your keys ................ 133, 135
Key number plate ................................132
Keyless entry ..........................................132
Mechanical key .................................... 133
Power switch........................................ 232
Replacing the battery ...................... 506
Warning buzzer ...................................137
Wireless remote control ..................132
Knee airbags ............................................. 38 Lane Departure Alert
with steering control (LDA) ......... 302
Lane-Keeping Assist (LKA) .............292
Language (multi-information
display) ..................................................... 113
LATCH anchors ........................................ 71
LDA (Lane Departure Alert
with steering control) ...................... 302
Lever
Auxiliary catch lever ......................... 473
Hood lock release lever................. 473
Shift lever ............................................... 239
Turn signal lever ................................. 244
Wiper lever...............................260, 265
Lexus Climate Concierge................ 404
Lexus Enform
* Lexus Enform Remote
* LEXUS Enform Safety
Connect.................................................452
Lexus parking assist monitor ............347
Display..................................................... 348
Precautions ........................................... 354
Lexus Safety System+ .......................... 271
Automatic High Beam.................... 255
Dynamic radar cruise control ..... 323
Dynamic radar cruise control
with full-speed range .................... 311
LDA (Lane Departure Alert
with steering control) ................. 302
LKA (Lane-Keeping Assist) ........292
PCS (Pre-Collision System) ....... 279K L

652 Alphabetical index
RX450h_U_OM0E013U Radar cruise control (dynamic
radar cruise control) ........................ 323
Radar cruise control
(dynamic radar cruise control
with full-speed range) ........................ 311
Radiator ....................................................480
Rear Cross Traffic Alert .................... 363
Rear door sunshades .......................... 443
Rear seat
Folding down the rear
seatbacks ............................................. 165
Rear seat heaters....................................416
Rear side marker lights
Light switch ............................................ 251
Replacing light bulbs ......................... 513
Rear turn signal lights
Replacing light bulbs ......................... 513
Turn signal lever ................................. 244
Wattage ................................................. 590
Rear view mirror
Inside rear view mirror ..................... 183
Outside rear view mirrors .............. 185
Rear window defogger ...................... 409
Rear window wiper.............................. 265 Refueling................................................... 267
Capacity .................................................584
Fuel types...............................................584
Opening the fuel tank cap ............ 267
When the fuel filler door
cannot be opened ......................... 269
Regenerative braking.............................78
Remote Touch
* .................................... 398
Replacing
Electronic key battery .................... 506
Fuses ....................................................... 508
Light bulbs...............................................513
Tires .......................................................... 549
Windshield wiper inserts ...............504
Reporting safety defects
for U.S. owners ...................................622
Resetting the message indicating
maintenance is required .................466
Rev indicator ..............................................99
Rev peak ......................................................99
Road accident cautions ........................ 83R

659Alphabetical index
RX450h_U_OM0E013U Wireless charger .................................. 433
Wireless remote control .....................132
Battery-saving function .................... 159
Locking/Unlocking.............................132
Panic mode ............................................ 133
Replacing the battery ...................... 506