2019 LEXUS RX350 heater

6658-2. Steps to take in an emergency
8
When trouble arises
RX350/RX350L_U ■
If “Maintenance Required Visit Your Dealer” is displayed (U.S.A. only)
Indicates that all maintenance is requir ed 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 work properly unless the message has been reset.)
Perform the necessary maintenance. Please reset the message after the main-
tenance is performed. (  P. 585)
* : 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 along with a message shown on the multi-infor-
mation display. ●
“Antilock Brake System Malfunction Visit Your Dealer”:
The ABS warning light comes on. (  P. 654)●
“Charging System Malfunction See Ow ner’s Manual” (F SPORT models):
The charging system wa rning light comes on. (  P. 654)■
Warning buzzer
 P. 658
NOTICE ■
“High Power Consumption Partial Limit On AC/Heater Operation” is frequently
shown
There is a possible malfunctio n relating to the charging system or the battery may be
deteriorating. Have the vehicle inspected by your Lexus dealer.

716 9-1. Specifications
RX350/RX350L_U 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 no t been driven more than 1
mile or 1.5 km un der that condition
Maximum inflation pres-
sure The maximum cold inflated pr essure 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 exce ss of those standard items
which may be replaced) of automatic transmission,
power steering, power brakes, power windows, power
seats, radio and heater, to the extent that these items are
available as factory-installed equipment (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 occupants 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

732 9-2. Customization
RX350/RX350L_U ■
Driving mode select switch (  P. 373)
* : If equipped ■
Front automatic air conditioning system (  P. 503)
* : If equipped■
Seat heaters
* /seat ventilators
* (  P. 522, 523)
* : If equipped Function Default setting Customized setting
Powertrain control in customized
mode
* Normal Power
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

759Alphabetical index
RX350/RX350L_U Care
Aluminum wheels .............................. 577
Exterior....................................................576
Interior ...................................................... 581
Seat belts ............................................... 582
Self-restoring coat .............................576
Cargo capacity............................210, 698
Cargo hooks .......................................... 536
Cargo net hooks ................................... 536
CD player .................................................427
Chains .......................................................385
Child restraint system............................ 55
Booster seats installation................... 64
Convertible seats installation .......... 62
Front passenger occupant
classification system ......................... 47
Infant seats definition .............................61
Infant seats installation ........................ 57
Installing CRS with LATCH
anchors ................................................... 67
Installing CRS with seat belts ............61
Installing CRS with top tether
strap.......................................................... 70
LATCH anchors ................................... 67 Child safety .................................................54
Airbag precautions.............................. 39
Battery precautions ............. 602, 690
Child restraint system......................... 55
How your child should
wear the seat belt .............................. 33
Installing child restraints .................... 55
Moon roof precautions ....................194
Panoramic moon roof
precautions ........................................ 198
Power back door precautions......140
Power window lock switch.............187
Power window precautions .......... 190
Rear door child-p rotectors ............ 127
Removed key battery
precautions ....................................... 624
Seat belt extender
precautions .......................................... 35
Seat belt precautions .......................... 35
Seat heater precautions ................... 521C

763Alphabetical index
RX350/RX350L_U Flat tire ...................................................... 666
Floor mats ................................................... 28
Fluid
Automatic transmission ..................703
Brake ........................................................704
Washer .................................................. 603
Fog lights
Replacing light bulbs ....................... 630
Switch...................................................... 260
Front automatic air
conditioning system .........................503
Front passenger footwell hooks ..... 554
Front passenger occupant
classification system .............................47
Front passenger’s seat belt
reminder light ..................................... 656
Front seat heaters................................. 522
Front seats .................................................156
Adjustment ............................................. 156
Cleaning .................................................. 581
Correct driving posture ....................30
Driving position memory ................. 172
Head restraints ...................................... 177
Power easy access system ............. 172
Seat heaters .......................................... 522
Seat position memory........................ 172 Front side marker lights
Light switch........................................... 252
Replacing light bulbs .......................630
Wattage ................................................. 705
Front turn signal lights
Replacing light bulbs .......................630
Turn signal lever ................................. 246
Wattage ................................................. 705
Fuel
Capacity.................................................700
Fuel gauge ............................................... 86
Information............................................ 706
Refueling ................................................ 269
Type..........................................................700
Fuel filler door.........................................269
Refueling ................................................ 269
When the fuel filler door
cannot be opened ..........................272
Fuses.......................................................... 625F

764 Alphabetical index
RX350/RX350L_U Garage door opener .......................... 557
Gauges ........................................................ 86
Glove box ................................................530
Grocery bag hooks ............................. 537
Hands-free system
(for cellular phone) ........................... 455
Head restraints ........................................ 177
Head-up display..................................... 108
Headlight cleaner...................................261
Headlights ............................................... 252
Automatic headlight leveling .......254
Automatic High Beam ....................256
Light switch ........................................... 252
Replacing light bulbs ....................... 630
Wattage ................................................. 705
Windshield wiper linked
headlight illumination................... 255
Heated steering wheel ....................... 522 Heaters
Automatic air conditioning
system .......................................503, 518
Heated steering wheel ................... 522
Outside rear view mirrors ..............513
Seat heaters .............................. 522, 523
High mounted stoplight
Replacing ...............................................630
Hill-start assist control ....................... 378
Hood ......................................................... 592
Hooks
Cargo hooks .......................................536
Cargo net hooks ...............................536
Front passenger footwell
hooks....................................................554
Grocery bag hooks ......................... 537
Retaining hooks (floor mat)............. 28
Horn............................................................ 180
HUD (Head-up display)..................... 108G
H

770 Alphabetical index
RX350/RX350L_U S-FLOW mode ........................................ 511
Seat belts..................................................... 32
Adjusting the seat belt ........................ 32
Automatic Locking Retractor......... 33
Child restraint system
installation ..............................................55
Cleaning and maintaining the
seat belt .............................................. 582
Emergency Locking Retractor ...... 33
How to wear your seat belt ............. 32
How your child should
wear the seat belt .............................. 33
Pregnant women, proper seat
belt use.................................................... 34
Reminder light and buzzer .......... 656
Seat belt extender................................. 33
Seat belt instructions for
Canadian owners...........................739
Seat belt pretensioners ...................... 33
SRS warning light.............................. 654
Seat position memory........................... 172
Seat ventilators ...................................... 523
Seating capacity......................................213 Seats
Adjustment..............................................156
Adjustment precautions...................156
Child seats/child restraint
system installation ............................. 55
Cleaning.................................................. 581
Driving position memory................. 172
Folding down the rear
seatbacks ............................................. 157
Front seat heaters.............................. 522
Head restraint........................................ 177
Power easy access system ............. 172
Properly sitting in the seat ................ 30
Second-row seat heaters .............. 523
Seat position memory ....................... 172
Seat ventilators.................................... 523
Sensor
Automatic headlight system ........ 254
Camera sensor................................... 276
Inside rear view mirror..................... 183
Intuitive parking assist...................... 326
Radar sensor........................................ 276
Rain-sensing windshield
wipers................................................... 263
Touchless sensor ................................. 132S

771Alphabetical index
RX350/RX350L_U Service reminder indicators ............... 80
Shift lever
Automatic transmission ..... 236, 240
If the shift lever cannot
be shifted from P................. 239, 244
Shift lock system.........................238, 243
Side airbags ............................................... 37
Side doors.................................................. 124
Side marker lights
Light switch ........................................... 252
Replacing light bulbs ....................... 630
Side mirrors ............................................. 184
Adjusting and folding........................ 184
BSM (Blind Spot Monitor)............. 313
Heaters..................................................... 513
Side turn signal lights
Replacing light bulbs ....................... 630
Turn signal lever .................................246
Smart access system with
push-button start .................................146
Antenna location ................................. 146
Entry functions ............................ 124, 130
Starting the engine ..............................231
Snow tires ................................................ 386
Spare tire
Inflation pressure ................................704
Storage location .................................667 Spark plug ................................................702
Specifications......................................... 698
Speedometer ............................................ 86
Sport mode ..............................................373
Steering wheel ....................................... 180
Adjustment............................................. 180
Audio switches .................................. 400
Heated steering wheel ................... 522
Power easy access system ............. 172
Telephone switches.......................... 465
Stop lights
Replacing light bulbs .......................630
Storage feature ..................................... 528
Storage precautions ........................... 528
Stuck
If the vehicle becomes stuck........695
Sun visors................................................. 543
Sunshade
Panoramic moon roof.......................195
Rear door ..............................................554
Roof ............................................................ 192