heater LEXUS RX450h 2016 User Guide

548 7-2. Steps to take in an emergency
RX450h_U_OM0E013U ■
If “Maintenance Required Visit Your Dealer” is displayed (U.S.A. only)
Indicates that all maintenance is required to correspond to the driven distance
on the maintenance schedule
* .
Comes on approximately 5000 miles (8000 km) after the message has
been reset.
(The indicator will not wo rk properly unless the message has been reset.)
Perform the necessary maintenance. Please reset the message after the main-
tenance is performed. (  P. 466)
* : Refer to the separate “Scheduled Mainte nance” or “Owner’s Manual Supplement”
for the maintenance interval applicable to your vehicle. ■
System warning lights
The master warning light does not come on or flash in the following cases. Instead, a sep-
arate system warning light will come on al ong with a message shown on the multi-infor-
mation display. ●
“Braking Power Low Visit Your Dealer”:
The brake system warning light (yellow) come on. (  P. 5 3 6 )●
“Antilock Brake System Malfunction Visit Your Dealer”:
The ABS warning light comes on. (  P. 5 3 7 )●
“Charging System Malfunction See Ow ner's Manual” (F SPORT models):
The charging system warning light comes on. (  P. 5 3 6 )■
Warning buzzer
 P. 5 4 0
NOTICE ■
“High Power Consumption Partial Limit On AC/Heater Operation” is frequently
shown
There is a possible malfunction relating to the charging system or the 12-volt battery
may be deteriorating. Have the vehicle inspected by your Lexus dealer.

6018-1. Specifications
8
Vehicle specifications
RX450h_U_OM0E013U Glossary of tire terminology Tire related term Meaning
Cold tire inflation pressure Tire pressure when the vehicle has been parked for
three hours or more, or has not been driven more than 1
mile or 1.5 km un der that condition
Maximum inflation pres-
sure The maximum cold inflated pressure to which a tire may
be inflated, shown on the sidewall of the tire
Recommended inflation
pressure Cold tire inflation pressure recommended by a manu-
facturer
Accessory weight The combined weight (in excess of those standard items
which may be replaced) of hybrid transmission, power
steering, power brakes, power windows, power seats,
radio and heater, to the extent that these items are avail-
able as factory-installed eq uipment (whether installed
or not)
Curb weight The weight of a motor vehicle with standard equipment,
including the maximum capacity of fuel, oil and coolant,
and if so equipped, air co nditioning and additional
weight optional engine
Maximum loaded vehicle
weight The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight 150 lb. (68 kg) times the numb er of occupa nts specified
in the second column of Table 1
* that follows
Occupant distribution Distribution of occupants in a vehicle as specified in the
third column of Table 1
* below

616 8-2. Customization
RX450h_U_OM0E013U ■
Driving mode select switch (  P. 377)
* :If equipped ■
Automatic air conditioning system (  P. 4 0 5 )
■
Seat heaters/seat ventilators (  P. 415, 416)Function Default setting Customized setting
Powertrain control in customized
mode
* Normal Po w e r
O —
Eco
Chassis control in customized
mode
* Normal Sport O —
Air conditioning operation in
customized mode
* Normal Eco O — 1 2
Function Default setting Customized setting
A/C auto switch operation On Off O O
Exhaust gas sensor sensitivity Standard -3 to 3 O O 1 2
Function Default setting Customized setting
Driver’s seat temperature prefer-
ence in automatic mode Standard -2 (cooler) to 2
(warmer) O O
Front passenger’s seat tempera-
ture preference in automatic
mode Standard -2 (cooler) to 2
(warmer) O O 1 2

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

645Alphabetical index
RX450h_U_OM0E013U Engine
ACCESSORY mode...................... 233
Compartment ......................................475
Engine switch ....................................... 232
Hood ........................................................ 473
How to start the hybrid
system .................................................. 232
Identification number ...................... 583
If your vehicle has to be
stopped in an emergency ..........529
Ignition switch (power switch) .... 232
Overheating .........................................574
Power switch........................................ 232
Engine coolant
Capacity ................................................ 587
Checking................................................ 479
Preparing and checking
before winter ................................... 390
Engine coolant temperature
gauge .........................................................97
Engine oil
Capacity ................................................ 585
Checking................................................ 476
Preparing and checking
before winter ................................... 390
Engine oil maintenance data ........... 478
Engine switch ......................................... 232
Enhanced VSC ...................................... 381
EPS
(Electronic Power Steering) ......... 381
Warning light .......................................537
EV drive mode....................................... 237
EV indicator ............................................... 78
Event data recorder (EDR) .................... 11 Flat tire ...................................................... 549
Floor mats................................................... 28
Fluid
Brake....................................................... 588
Transmission ....................................... 588
Washer ................................................... 482
Fog lights
Replacing light bulbs .........................513
Switch ...................................................... 259
Front passenger footwell
hooks.......................................................442
Front passenger occupant
classification system ............................. 51
Front passenger’s seat belt
reminder light ..................................... 538
Front seat heaters .................................. 415
Front seats ................................................. 164
Adjustment..............................................164
Cleaning................................................. 462
Correct driving posture .................... 30
Driving position memory................. 174
Head restraints ..................................... 179
Power easy access system ............. 174
Seat heaters ............................................415
Seat position memory ....................... 174
Front side marker lights
Light switch............................................. 251
Replacing light bulbs .........................513
Wattage ................................................ 590 F

646 Alphabetical index
RX450h_U_OM0E013U Front turn signal lights
Replacing light bulbs ......................... 513
Turn signal lever ................................. 244
Wattage ................................................. 590
Fuel
Capacity ................................................ 584
Fuel gauge ................................................ 97
Information ............................................. 591
Refueling................................................. 267
Type ......................................................... 584
Fuel filler door ........................................ 267
Refueling................................................. 267
When the fuel filler door
cannot be opened .........................269
Fuses ..........................................................508
Garage door opener .......................... 445
Gauges .........................................................97
Glove box ................................................ 422
Grocery bag hooks ............................. 428 Head restraints........................................ 179
Head-up display ...................................... 118
Headlight cleaner ................................ 260
Headlights ................................................. 251
Automatic headlight leveling ....... 253
Automatic High Beam.................... 255
Light switch............................................. 251
Replacing light bulbs .........................513
Wattage ................................................ 590
Windshield wiper linked
headlight illumination ................... 254
Heated steering wheel ........................ 415
Heaters
Automatic air conditioning
system .............................................. 405
Heated steering wheel ................... 415
Outside rear view mirrors ........... 409
Seat heaters .............................. 415 , 416
High mounted stoplight
Replacing .................................................513
Hill-start assist control .........................381
Hood ..........................................................473
Open ....................................................... 473
Hooks
Cargo hooks ........................................427
Cargo net hooks ................................427
Front passenger footwell
hooks.................................................... 442
Grocery bag hooks ......................... 428
Retaining hooks (floor mat)............. 28G H

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

653Alphabetical index
RX450h_U_OM0E013U S-FLOW mode ..................................... 406
Seat belts..................................................... 32
Adjusting the seat belt ........................ 33
Automatic Locking
Retractor ................................................ 34
Child restraint system
installation..............................................59
Cleaning and maintaining the
seat belt ...............................................463
Emergency Locking
Retractor ................................................ 34
How to wear your seat belt ............. 32
How your child should
wear the seat belt .............................. 34
Pregnant women, proper seat
belt use....................................................35
Reminder light and buzzer .......... 538
Seat belt extender................................. 34
Seat belt instructions
for Canadian owners ...................623
Seat belt pretensioners ...................... 33
SRS warning light .............................. 536 Seat position memory .......................... 174
Seat ventilators........................................ 416
Seating capacity ..................................... 216
Seats
Adjustment..............................................164
Adjustment precautions...................164
Child seats/child restraint
system installation ............................. 59
Cleaning................................................. 462
Driving position memory................. 174
Folding down the rear
seatbacks .............................................165
Front seat heaters ................................415
Head restraint........................................ 179
Power easy access system ............. 174
Properly sitting in the seat ................ 30
Rear seat heaters .................................416
Seat position memory ....................... 174
Seat ventilators......................................416S
* : Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

654 Alphabetical index
RX450h_U_OM0E013U Sensor
Automatic headlight system .........253
Camera sensor ................................... 273
Humidity sensor .................................. 413
Inside rear view mirror ..................... 184
Intuitive parking assist ......................339
Radar sensor ........................................ 273
Rain-sensing windshield
wipers .................................................... 261
Touchless sensor ................................ 144
Service reminder indicators ............... 92
Shift lever ................................................. 239
Side airbags ............................................... 39
Side doors..................................................136
Side marker lights
Light switch ............................................ 251
Replacing light bulbs ......................... 513
Side mirrors ............................................. 185
Adjusting and folding........................ 185
Blind Spot Monitor (BSM)............363
Heaters................................................... 409 Side turn signal lights
Replacing light bulbs .........................513
Turn signal lever ................................. 244
Smart access system
with push-button start .......................158
Antenna location................................. 158
Entry functions ............................136, 142
Starting the hybrid system............. 232
Snow tires ................................................ 392
Spare tire
Inflation pressure............................... 589
Storage location ................................ 550
Spark plug ............................................... 587
Specifications......................................... 582
Speedometer ............................................. 97
Sport mode .............................................. 377
Steering wheel ......................................... 181
Adjustment............................................... 181
Heated steering wheel .....................415
Power easy access system ............. 174
Stop lights
Replacing light bulbs .........................513
Storage feature ....................................... 421
Storage precautions ............................. 421
Stuck
If the vehicle becomes stuck........ 578

655Alphabetical index
RX450h_U_OM0E013U Sun visors ................................................. 432
Sunshade
Panoramic moon roof .......................197
Rear door...............................................443
Roof............................................................ 194
Switches
Automatic High Beam switch .... 255
Brake hold switch ..............................249
Cruise control
switch............................... 311, 323, 335
Door lock switch ................................. 138
Driving mode select switch .......... 377
Driving position memory
switches .................................................174
Electronic sunshade switch ............197
Emergency flashers switch .......... 528
EV drive mode switch ..................... 237
Fog light switch ...................................259
Garage door opener
switches ...............................................445
Heated steering wheel
switch..................................................... 415
HUD (Head-up display)
switches .................................................. 118
Ignition switch ...................................... 232
LDA (Lane Departure Alert)
switch................................................... 305
Light switch ............................................ 251
LKA (Lane-Keeping Assist)
switch....................................................296
Meter control switches .................... 104
Moon roof switches........................... 193
“ODO/TRIP” switch ......................... 105
Outside rear view mirror
switches ................................................ 185 Paddle shift switches.............. 240, 241
Panoramic moon roof
switches ................................................ 197
Parking brake switch ....................... 245
Power back door opener
and closer switch .................. 143, 145
Power switch ....................................... 232
Power window switch ...................... 189
Rear window and
outside rear view mirror
defoggers switch............................409
Rear window wiper and
washer switch .................................. 265
Seat heater switches ............... 415, 416
Seat ventilator switches ....................416
“SOS” button ....................................... 452
Vehicle-to-vehicle
distance button........................311, 323
VSC OFF switch ...............................383
Window lock switch ......................... 189
Windshield wipers and
washer switch .................................. 260