fog LEXUS RX450H 2019 Owners Manual

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4-1. Before driving Driving the vehicle ......................212
Cargo and luggage .................. 220
Vehicle load limits ..................... 223
Trailer towing (vehicles with towing package)............ 224
Trailer towing (vehicles without towing
package)..................................... 237
Dinghy towing ............................. 238
4-2. Driving procedures Power (ignition) switch............ 239
EV drive mode ............................ 244
Hybrid transmission.................. 246
Turn signal lever ......................... 252
Parking brake .............................. 253
Brake Hold ................................... 256
4-3. Operating the lights and wipers
Headlight switch ........................ 258
Automatic High Beam............. 262
Fog light switch ........................... 266
Windshield wipers and washer ......................................... 267
Rear window wiper and washer ..........................................272 4-4. Refueling
Opening the fuel tank cap ......274
4-5. Using the driving support systems
Lexus Safety System+ .............. 279
PCS (Pre-Collision System) ......... 286
LKA (Lane-Keeping Assist).......... 297
Dynamic radar cruise control with full-speed
range ............................................ 306
BSM (Blind Spot Monitor).......319 • BSM function......................... 323
• RCTA function...................... 327
Intuitive parking assist.............. 332
Intelligent Clearance Sonar (ICS)............................................. 342
Lexus parking assist monitor........................................ 363
Driving mode select switch ........................................... 379
Driving assist systems .............. 382
4-6. Driving tips Hybrid vehicle driving tips .....388
Winter driving tips..................... 390
Utility vehicle precautions ..... 394
4Driving

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5-11. Bluetooth®
What to do if... (Troubleshooti ng)................... 478
Bluetooth
®................................... 482
5-12. Other function “Information” screen ................488
USB photo .................................... 490
Weather information................ 492
Voice command system ......... 493
6-1. Basic operation of the Remote Touch screen
Remote Touch ............................500
12.3-inch display ........................ 504
6-2. Using the air conditioning system and defogger
Lexus Climate Concierge ..... 506
Front automatic air conditioning system ............... 507
Rear automatic air conditioning system ............... 522
Heated steering wheel/ seat heaters/
seat ventilators ......................... 525
6-3. Using the interior lights Interior lights list ......................... 528
• Interior lights .......................... 529
• Personal lights.......................530 6-4. Using the storage features
List of storage features ............ 532
• Glove box ............................... 534
• Console box .......................... 534
• Cup holders ........................... 535
• Door pockets ........................ 537
• Bottle holders ........................ 537
• Coin box..................................538
• Auxiliary boxes ..................... 539
Luggage compartment features ....................................... 540
6-5. Using the other interior features
Other interior features ............ 547
• Sun visors ................................ 547
• Vanity mirrors ....................... 547
• Clock ........................................ 548
• Wireless charger ................. 548
• Power outlets ........................ 555
•Front passenger footwell hooks ....................... 557
• Rear door sunshades ......... 557
• Armrest....................................558
• Assist grips ............................. 559
• Coat hooks............................. 559
Garage door opener ............... 560
Compass ....................................... 567
LEXUS Enform Safety Connect........................................ 571
LEXUS Enform Remote ......... 576
LEXUS Enform Service Connect.......................................577
6Interior features

16
RX450h_RX450hL_UPictorial index
Pictorial index
■Exterior
The shape of the lights may differ depending on the grade, etc.
Side doors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. P. 136
Locking/unlocking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 136
Opening/closing the side windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 196
Locking/unlocking by using the mechanical key . . . . . . . . . . . . . . . . . . . . . . . P. 692
Back door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 142
Opening from inside the cabin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 143
Opening from outside . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 143
Outside rear view mirrors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 193
Adjusting the mirror angle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 193
Folding the mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 193, 194
Driving position memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 181
Defogging the mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 516
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17Pictorial index
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Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 267
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 390
To prevent freezing (windshield wiper de-icer)
*. . . . . . . . . . . . . . . . . . . . . . . . P. 516
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 582
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 274
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 276
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 712
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 611
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 717
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 39 0
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . . . P. 611
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 673
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 595
Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 595
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 713
Coping with overheat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 702
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 2 52
Parking lights/daytime running lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
Front side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
Fog lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 266
Cornering lights
*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 259
Stop/tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 246
Rear side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
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Light bulbs of the exte rior lights for driving
(Replacing method: P. 637, Watts: P. 719)
*: If equipped
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19Pictorial index
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Multi-information display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 101
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 101
Energy monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 124
When the warning messages are displayed . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 667
Parking brake switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 253
Applying/releasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 253, 254
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 391
Warning buzzer/message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 255, 667
Turn signal lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 2 52
Headlight switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
Headlights/side marker lights/parking lights/tail lights/
license plate lights/daytime running lig hts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 258
Fog lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 266
Windshield wiper and washer switch . . . . . . . . . . . . . . . . . . . . . . . . . P. 267, 272
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 267, 272
Adding washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 60 4
Emergency flasher switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 652
Hood lock release lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 595
Tilt and telescopic steering control switch . . . . . . . . . . . . . . . . . . . . . . . . . . P. 189
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 189
Driving position memory
*1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 181
Air conditioning system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 507
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 507
Rear window defogger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 516
Audio system*2
Audio system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 400
Hands-free system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 461
*1: If equipped
*2: For vehicles with a navigation system, refer to “NAVIGATION SYSTEM OWNER’S
MANUAL”.
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922. Instrument cluster
RX450h_RX450hL_U
*1: These lights turn on when the power switch is turned to ON mode to indicate that a system check is being performe d. They will turn off after the hybrid system is on, or
after a few seconds. There ma y be a malfunction in a system if a light does not come
on, or turn off. Have the vehicl e 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:RX450h
*6:RX450hL
The indicators inform the driver of the op erating state of the vehicle’s various sys-
tems.
Low fuel level warning light
(  P. 662)*4,6Rear passengers’ seat
belt reminder light
( P. 662)
Driver’s and front
passenger’s seat belt
reminder light ( P. 662)
*1Tire pressure warning light
( P. 662)
*4, 5Rear passengers’ seat
belt reminder light
( P. 662)*1Master warning light
( P. 663)
Indicators
Turn signal indicator
( P. 252) Fog light indicator
(
 P. 266)
(U.S.A.)
Headlight indicator
( P. 258) Cruise control indicator
(
 P. 306)
(Canada)
Tail light indicator
( P. 258) Radar cruise control
indicator (
P. 306)
Headlight high beam
indicator ( P. 259) Cruise control “SET”
indicator (
P. 306)
*1Automatic High Beam
indicator ( P. 262) LKA indicator (
P. 297)

1953-4. Adjusting the steering wheel and mirrors
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Operation of each component
RX450h_RX450hL_U
■Mirror angle can be adjusted when
The power switch is in ACCESSORY or ON mode.
■When disconnecting and reconnecting 12-volt battery terminals (power type)
The automatic folding/extending mirror function will return to off as default. To turn the
function on, press the switch again to select on.
■When the mirrors are fogged up
The outside rear view mirrors can be cleare d using the mirror defoggers. Turn on the
rear window defogger to turn on the outside rear view mirror defoggers. ( P. 516)
■Automatic adjustment of the mirror angle (if equipped)
A desired mirror face angle can be entered to memory and recalled automatically by the
driving position memory. ( P. 181)
■Auto anti-glare function (if equipped)
When the anti-glare inside re ar view mirror is set to automatic mode, the outside rear
view mirrors will activate in conjunction with the anti-glare inside rear view mirror to
reduce reflected light. ( P. 191)
■Using automatic mode in cold weather (if equipped)
When automatic mode is used in cold weather, the door mirror could freeze up and
automatic stowing and return may not be possible. In this case, remove any ice and snow
from the door mirror, then either operate th e mirror using manual mode or move the mir-
ror by hand.
■Customization
Some functions can be customized. ( P. 736)
WARNING
■Important points while driving
Observe the following precautions while driving.
Failing to do so may result in loss of control of the vehicle and cause an accident, result-
ing in death or serious injury.
●Do not adjust the mirrors while driving.
●Do not drive with the mirrors folded.
●Both the driver and passenger side mirrors must be extended and properly adjusted
before driving.
■When a mirror is moving
To avoid personal injury and mirror malfunctio n, be careful not to get your hand caught
by the moving mirror.
■When the mirror defoggers are operating
Do not touch the rear view mirror surfaces, as they can become very hot and burn you.

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4Driving
RX450h_RX450hL_U
4-3. Operating the lights and wipers
Headlight switch ........................ 258
Automatic High Beam ............. 262
Fog light switch ...........................266
Windshield wipers and washer.......................................... 267
Rear window wiper and washer.......................................... 272
4-4. Refueling Opening the fuel tank cap...... 274 4-5. Using the driving support
systems
Lexus Safety System+ .............. 279
PCS (Pre-Collision System) ......... 286
LKA (Lane-Keeping A ssist) .......... 297
Dynamic radar cruise control with full-speed
range ............................................306
BSM (Blind Spot Monitor) ...... 319 • BSM function ......................... 323
• RCTA function...................... 327
Intuitive parking assist .............. 332
Intelligent Clearance Sonar (ICS) ............................................. 342
Lexus parking assist monitor ........................................ 363
Driving mode select switch ........................................... 379
Driving assist systems ..............382
4-6. Driving tips Hybrid vehicle driving tips ................................................ 388
Winter driving tips .....................390
Utility vehicle precautions................................ 394

2134-1. Before driving
4
Driving
RX450h_RX450hL_U
With the brake pedal depressed, shift the shift lever to D. (P. 246)
Pull the parking brake switch and parking brake is set manually. ( P. 254)
Release the brake pedal and gently de press the accelerator pedal to acceler-
ate the vehicle.
Press the parking brake switch and pa rking brake is released manually.
( P. 254)
■When starting off on a uphill
The hill-start assist control will activate. ( P. 382)
■For fuel-efficient driving
Keep in mind that hybrid vehicles are simila r to conventional vehicles, and it is necessary
to refrain from activities su ch as sudden acceleration. ( P. 388)
■Driving in the rain
●Drive carefully when it is ra ining, because visibility will be reduced, the windows may
become fogged-up, and the road will be slippery.
●Drive carefully when it starts to rain, beca use the road surface will be especially slip-
pery.
●Refrain from high speeds when driving on an expressway in the rain, because there may
be a layer of water between the tires and th e road surface, preventing the steering and
brakes from operating properly.
■Restraining the hybrid system output (Brake Override System)
●When the accelerator and brake pedals are depressed at the same time, the hybrid sys-
tem output may be restrained.
●A warning message is displayed on the mult i-information display while the system is
operating. If a warning message is shown on the multi-in formation display, read the
message and follow the instructions.
■Restraining sudden start (Drive-Start Control)
●When the following unusual operation is pe rformed, the hybrid system output may be
restrained.
• When the shift lever is shifted from R to D, D to R, N to R, P to D, or P to R (D includes S) with the acce lerator pedal depressed, a warning message appears on
the multi-information display. If a warning message is shown on the multi-informa-
tion display, read the message and follo w the instructions.
• When the accelerator pedal is depressed t oo much while the vehicle is in reverse.
●While Drive-Start Control is being activated, your vehicle may have trouble escaping
from the mud or fresh snow. In such case, deactivate TRAC (P. 384) to cancel Drive-
Start Control so that the vehicle may beco me able to escape from the mud or fresh
snow.
Starting off on a uphill
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2444-2. Driving procedures
RX450h_RX450hL_U
Turns EV drive mode on/off
When EV drive mode is turned on, the
EV drive mode indicator will come on.
Pressing the switch when in EV drive
mode will return the vehicle to normal
driving (using the gasoline engine and
electric motor [traction motor]).
■Situations in which EV drive mode cannot be turned on
It may not be possible to turn EV drive mode on in the following situations. If it cannot be
turned on, a buzzer will sound and a message will be shown on the multi-information dis-
play.
●The temperature of the hybrid system is high.
The vehicle has been left in the sun, driv en on a hill, driven at high speeds, etc.
●The temperature of the hybrid system is low.
The vehicle has been left in temperatures lower than about 32 F (0 C) for a long
period of time, etc.
●The gasoline engine is warming up.
●The hybrid battery (tra ction battery) is low.
The remaining battery level indicated in the “Energy Monitor” display is low. (P. 125)
●Vehicle speed is high.
●The accelerator pedal is depressed firmly or the vehicle is on a hill, etc.
●The windshield defogger is in use.
EV drive mode
In EV drive mode, electric power is su pplied by the hybrid battery (traction
battery), and only the electric motor (traction motor) is used to drive the vehi-
cle.
This mode allows you to drive in reside ntial areas early in the morning and late
at night, or in indoor parking lots, etc., without concern for noises and gas
emissions.
However, when the vehicle proximity noti fication system is active, the vehicle
may produce sound.