fuel LEXUS RX350L 2019 Owners Manual

TABLE OF CONTENTS2
RX350/RX350L_U
For your information................................... 8
Reading this manual................................... 12
How to search ..............................................13
Pictorial index............................................... 14
1-1. For safe useBefore driving ................................ 28
For safe driving .............................. 30
Seat belts .......................................... 32
SRS airbags ..................................... 36
Front passenger occupant classification system ..................47
Exhaust gas precautions............ 53
1-2. Child safety Riding with children ..................... 54
Child restraint systems ............... 55
1-3. Theft deterrent system Engine immobilizer system........74
Alarm .................................................. 77
2. Instrument cluster Warning lights and indicators.......................................80
Gauges and meters ..................... 86
Multi-information display .......... 90
Head-up display .......................... 108
Fuel consumption information ................................... 114 3-1. Key information
Keys ...................................................120
3-2. Opening, closing and locking the doors
Side doors....................................... 124
Power back door ........................ 130
Smart access system with push-button start.......................146
3-3. Adjusting the seats Front seats ......................................156
Rear seats ....................................... 157
Driving position memory.......... 172
Head restraints ............................. 177
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 180
Inside rear view mirror ............. 182
Outside rear view mirrors ...... 184
3-5. Opening, closing the windows and moon roof
Power windows ............................187
Moon roof........................................ 191
Panoramic moon roof................195
1For safety and security
2Instrument cluster
3Operation of each
component

3
1
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7 5 4
3
2
10
RX350/RX350L_U
6
4-1. Before driving Driving the vehicle .................... 202
Cargo and luggage ................... 210
Vehicle load limits .......................213
Trailer towing (vehicles with towing package)..............215
Trailer towing (vehicles without towing
package)..................................... 229
Dinghy towing ............................. 230
4-2. Driving procedures Engine (ign ition) switch .............231
Automatic transmission (vehicles without paddle
shift switches) ........................... 236
Automatic transmission (vehicles with paddle
shift switches) ........................... 240
Turn signal lever ......................... 246
Parking brake ...............................247
Brake Hold ................................... 250
4-3. Operating the lights and wipers
Headlight switch ........................ 252
Automatic High Beam............. 256
Fog light switch ........................... 260
Windshield wipers and washer ...........................................261
Rear window wiper and washer ......................................... 267 4-4. Refueling
Opening the fuel tank cap ................................................ 269
4-5. Using the driving support systems
Lexus Safety System+ ...............274
PCS (Pre-Collision System) .......... 281
LKA (Lane-Keeping A ssist)............291
Dynamic radar cruise control with full-speed
range ............................................300
BSM (Blind Spot Monitor).......313
• BSM function........................... 317
• RCTA function........................321
Intuitive parking assist.............. 326
Intelligent Clearance Sonar (ICS)............................................. 336
Lexus parking assist monitor........................................ 357
Driving mode select switch ........................................... 373
All-wheel drive lock switch ............................................377
Driving assist systems .............. 378
4-6. Driving tips Winter driving tips..................... 384
Utility vehicle precautions ...............................388
4Driving

TABLE OF CONTENTS6
RX350/RX350L_U
7-1. Maintenance and careCleaning and protecting the vehicle exterior ................ 576
Cleaning and protecting the vehicle interior................... 581
7-2. Maintenance Maintenance requirements ............................ 584
General mainte nance.............. 586
Emission inspection and maintenance (I/M)
programs....................................589
7-3. Do-it-yourself maintenance
Do-it-yourself service precautions................................590
Hood ............................................... 592
Positioning a floor jack ............ 593
Engine compartment ............... 594
Tires ................................................. 604
Tire inflation pressure ................613
Wheels .............................................616
Air conditioning filter ................ 618
Windshield wiper inserts ..........621
Electronic key battery.............. 623
Checking and replacing fuses.............................................. 625
Headlight aim .............................. 628
Light bulbs .................................... 630 8-1. Essential information
Emergency flashers .................. 644
If your vehicle has to be stopped in
an emergency .......................... 645
8-2. Steps to take in an emergency
If your vehicle needs to be towed ............................... 646
If you think something is wrong........................................... 652
Fuel pump shut off system...... 653
If a warning light turns on or a warning buzzer
sounds ......................................... 654
If a warning message is displayed ......................................661
If you have a flat tire .................. 666
If the engine will not start ........ 682
If the electronic key does not operate properly ............. 684
If the vehicle battery is discharged................................. 687
If your vehicle overheats......... 692
If the vehicle becomes stuck ............................................. 695
7Maintenance and care8When trouble arises

7
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7 5 4
3
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RX350/RX350L_U
6
9-1. Specifications Maintenance data (fuel, oil level, etc.) .................. 698
Fuel information ......................... 706
Tire information .......................... 709
9-2. Customization Customizable features .............722
9-3. Initialization Items to initialize......................... 735
Reporting safety defects for U.S. owners ........................................... 738
Seat belt instructions for Canadian owners (in French)........ 739
SRS airbag instructions for Canadian owners (in French)........ 740
Headlight aim instructions for Canadian owners (in French)........ 748 What to do if...
(Troubleshooting)............................... 752
Alphabetical inde x ................................ 756
9Vehicle specifications
10For owners
Index
For vehicles with a navigation system, refer to the “NAVIGATION SYSTEM
OWNER’S MANUAL” for information re garding the equipment listed below.
• Navigation system
• Audio/visual system
• Rear seat entertainment system• Panoramic view monitor
•Lexus Enform

8
RX350/RX350L_UPlease note that this manual applies to all
models and explains all equipment, including
options. Therefore, you may find some expl anations for equipment not installed on your
vehicle.
All specifications provided in this manual are current at the time of printing. However,
because of the Lexus policy of continual pr oduct improvement, we reserve the right to
make changes at any time without notice.
Depending on specifications, th e vehicle shown in the illustrations may differ from your
vehicle in terms of color and equipment.
Approximately five hours after the engine is turned off, you may hear sound coming from
under the vehicle for several minutes. This is the sound of a fuel evaporation leakage
check and, it does not indicate a malfunction.
A wide variety of non-genuine spare parts and accessories for Lexus vehicles are cur-
rently available in the market. You should kn ow that Toyota does not warrant these prod-
ucts and is not responsible fo r their performance, repair, or replacement, or for any
damage they may cause to, or adverse effect they may have on, your Lexus vehicle.
This vehicle should not be modified with non-genuine Lexus products. Modification with
non-genuine Lexus products could affect its performance, safety or durability, and may
even violate governmental regulations. In addition, damage or performance problems
resulting from the modification may not be covered under warranty.
The installation of a mobile two-way radio system in your vehicle could affect electronic
systems such as:
●Multiport fuel injection system/seque ntial multiport fuel injection system
●Lexus Safety System+
●Anti-lock brake system
●Vehicle dynamics integrated management
●SRS airbag system
●Seat belt pretensioner system
Be sure to check with your Lexus dealer for precautionary measures or special instruc-
tions regarding installation of a mobile two-way radio system.
For your information
Main Owner’s Manual
Noise from under vehicle after turning off the engine
Accessories, spare parts and modification of your Lexus
Installation of a mobile two-way radio system

15Pictorial index
RX350/RX350L_U
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 261
Precautions for winter season. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 384
To prevent freezing (windshield wiper de-icer)
*. . . . . . . . . . . . . . . . . . . . . . . . P. 513
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 578
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 269
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 271
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 700
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 604
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 704
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 38 4
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . P. 604
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 666
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 592
Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 592
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 700
Coping with overheat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 692
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 252
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 2 46
Parking lights/daytime running lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 252
Front side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 252
Fog lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 260
Cornering lights
*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 253
Stop/tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P . 252
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 252
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 240
Rear side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 252
4
5
6
7
Light bulbs of the exte rior lights for driving
(Replacing method: P. 630, Watts: P. 705)
*: If equipped
8
9
10
11
12
13
14
15
16
17

79
Instrument cluster2
RX350/RX350L_U
2. Instrument clusterWarning lights and indicators .......................................80
Gauges and meters ..................... 86
Multi-information display .......... 90
Head-up display .......................... 108
Fuel consumption information ................................... 114

822. Instrument cluster
RX350/RX350L_U
*1: These lights turn on when the engine switch is turned to IGNITION ON mode to indicate that a system check is being performed. They will turn off after the engine is
started, or after a few seconds. There may be a malfunction in a system if a light does
not come on, or turn off. Have the ve hicle inspected by your Lexus dealer.
*2: This light flashes to indicate a malfunction.
*3: This light flashes or illuminates to indicate a malfunction.
*4: This light illuminates on the center panel.
*5:RX350
*6:RX350L
The indicators inform the driver of the op erating state of the vehicle’s various sys-
tems.
Low fuel level warning light
(  P. 656)*4, 6Rear passengers’ seat
belt reminder light
( P. 656)
Driver’s and front
passenger’s seat belt
reminder light ( P. 656)
*1Tire pressure warning light
( P. 656)
*4, 5Rear passengers’ seat
belt reminder light
( P. 656)*1Master warning light
( P. 657)
Indicators
Turn signal indicator
( P. 246) Fog light indicator
(
 P. 260)
(U.S.A.)
Headlight indicator
( P. 252) Cruise control indicator
(
 P. 300)
(Canada)
Tail light indicator
( P. 252) Radar cruise control
indicator (
P. 300)
Headlight high beam
indicator ( P. 253) Cruise control “SET”
indicator (
P. 300)
*1Automatic High Beam
indicator ( P. 256) LKA indicator (
P. 291)

872. Instrument cluster
2
Instrument cluster
RX350/RX350L_U
Engine coolant temperature gauge
Displays the engine coolant temperature
Tachometer
Displays the engine speed in revolutions per minute
F SPORT models: When sport mode is selected for the driving mode, the periph-
ery of the tachometer will change color and the scale of the tachometer will be
emphasized.
Outside temperature
Displays the outside temperature within the range of -40°F (-40°C) to 122°F
(50°C). Low outside temperature indicator comes on when the ambient tempera-
ture is 37°F (3°C) or lower.
Multi-information display
Presents the driver with a variety of vehicle data ( P. 90)
Displays warning messages in case of a malfunction ( P. 661)
Clock
Vehicles with a navigation system:
Time displayed is linked to the analog clock on the instrument panel. ( P. 544)
Vehicles with a Lexus Display Audio system:
Time displayed on the clock can be adju sted on of the multi-information dis-
play. ( P. 97)
Speedometer
Fuel gauge
Shift position display ( P. 236, 240)
Odometer and trip meter ( P. 104)
1
2
3
4
5
6
7
8
9

922. Instrument cluster
RX350/RX350L_U
◆Using the content display area
The content display area is operated using the meter control switches. : Select menu icons
: Change displayed con-tent, scroll up/down the
screen and move the
cursor
Press: Enter/Set
Press and hold: Reset
Return to the previous screen
Pressing and holding the swit ch will display the first screen of the selected menu
icon.
Press: Display the top screen
Press and hold: Register current screen as the top screen
■Registering a top screen
The displayed top screen can be chan ged to a registered screen of your
choice.
To register a screen as the top screen, display the desired screen and press
and hold .
• A message asking to confirm if registrati on is desired will be displayed. If the
selected screen canno t be registered, a registration failure message will be dis-
played.
• When no screen has been registered, the drive information screen will be dis- played.
■Resetting drive information
To reset the average fuel economy (aft er reset)/average vehicle speed (after
reset)/elapsed time (after reset) that are displayed on , display the desired
item and press and hold .
If both of the displayed items are resettable, a messa ge will be displayed asking
which item(s) to reset.
Using the multi-information display
1
2
3
4