Page 3 of 660

3
1
8 7
6 4 3
2
9
RX450h_U_OM0E013U
5
3-5. Opening, closing the windows and
moon roof
Power windows ........................... 189
Moon roof .......................................193
Panoramic moon roof................ 197
4-1. Before driving Driving the vehicle .................... 204
Cargo and luggage .................... 212
Vehicle load limits .......................216
Trailer towing (vehicles with towing package) ....................... 217
Trailer towing (vehicles without towing
package)..................................... 230
Dinghy towing ...............................231
4-2. Driving procedures Power (ignition) switch............ 232
EV drive mode ............................ 237
Hybrid transmission.................. 239
Turn signal lever ......................... 244
Parking brake .............................. 245
Brake Hold ................................... 249
4-3. Operating the lights and wipers
Headlight switch ..........................251
Automatic High Beam............. 255
Fog light switch ........................... 259
Windshield wipers and washer ......................................... 260
Rear window wiper and washer ......................................... 265 4-4. Refueling
Opening the fuel tank cap .................................................267
4-5. Using the driving support systems
Lexus Safety System+ ................ 271
PCS (Pre-Collision System) ......... 279
LKA (Lane-Keeping Assist).......... 292
LDA (Lane Departure Alert with steering
control)........................................ 302
Dynamic radar cruise control with full-speed
range ............................................... 311
Dynamic radar cruise control ......................................... 323
Cruise control ............................. 335
Intuitive parking assist.............. 339
Lexus parking assist monitor........................................ 347
BSM (Blind Spot Monitor) ............. 363
• BSM function......................... 367
• RCTA function........................ 371
Driving mode select switch ............................................377
Driving assist systems ............... 381
4-6. Driving tips Hybrid vehicle driving tips ................................................. 387
Winter driving tips..................... 390
Utility vehicle precautions ..... 394
4Driving
Page 9 of 660
9
RX450h_U_OM0E013UThe installation of a mobile two-way radio system in your vehicle could affect electronic
systems such as:
●Hybrid system
●Multiport fuel injection system/seque
ntial multiport fuel injection system
●Dynamic radar cruise control with full-speed range
●Dynamic radar cruise control system
●Cruise control 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.
High voltage parts and cables on the hybrid vehicles emit approximately the same
amount of electromagnetic waves as the co nventional gasoline powered vehicles or
home electronic appliances despite of their electromagnetic shielding.
Unwanted noise may occur in the rece ption of the mobile two-way radio.
Installation of a mobile two-way radio system
Page 22 of 660

22Pictorial index
RX450h_U_OM0E013U
Audio remote control switches*1
Paddle shift switches*2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 240, 241
Meter control switches. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 104
Vehicle-to-vehicle distance button
*2 . . . . . . . . . . . . . . . . . . . . . . . . P. 317, 329
Cruise control switch
Dynamic radar cruise control with full-speed range*2 . . . . . . . . . . . . . . . . . . . P. 311
Dynamic radar cruise control
*2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 323
Cruise control
*2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 335
LKA (Lane-Keeping Assist) switch*2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 292
LDA (Lane Departure Alert with steering control) switch
*2 . . . . . P. 302
Talk switch
*1
Telephone switches*1
1
2
3
4
5
6
7
8
Page 94 of 660

942. Instrument cluster
RX450h_U_OM0E013U
*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 may be a malfunctio n in a system if the lights do not turn on,
or turn off. Have the vehicle inspected by your Lexus dealer.
*2: The light flashes to indicate a malfunction.
The indicators inform the driver of the op erating state of the vehicle’s various sys-
tems.
*1, 2
(if equipped)
PCS warning light
( P. 538)*1Tire pressure warning light
( P. 538)
Low fuel level warning light
( P. 538)
*1Master warning light
( P. 538)
Seat belt reminder light
( P. 538)
Indicators
Turn signal indicator
( P. 244) Cruise control indicator
(
P. 311, 323, 335)
(U.S.A.)
Headlight indicator
( P. 251)
(if equipped)
Radar cruise control
indicator ( P. 311, 323)
(Canada)
Tail light indicator
( P. 251) Cruise control “SET”
indicator
(
P. 311, 323, 335)
Headlight high beam
indicator ( P. 252)
(if equipped)
LDA indicator ( P. 302)
LKA indicator ( P. 292)
*1
(if equipped)
Automatic High Beam
indicator (P. 255)
(if equipped)
LDA indicator ( P. 302)
LKA indicator ( P. 292)
Fog light indicator
( P. 259)
*4
(if equipped)
LDA indicator ( P. 302)
LKA indicator ( P. 292)
Page 105 of 660

1052. Instrument cluster
2
Instrument cluster
RX450h_U_OM0E013U
◆Using the odometer/trip meter display area
Items in this area are operated using the “ODO/TRIP” switch.
Press: Change displayed item
Each time the switch is pressed, the
displayed item will be changed.
Press and hold: Reset
Display the desired trip meter and
press and hold the switch to reset the
trip meter.
Select a menu icon to display its content.
Drive information ( P. 106)
Select to display various drive data.
Navigation system-linked display
Select to display the following na vigation system-linked information.
•Route guidance
• Compass display (heading-up display)
Audio system-linked display
Select to enable selection of an audio source or track on the meter using the meter
control switches.
Driving assist system information (if equipped)
Select to display the operational status of the following systems: • Dynamic radar cruise control ( P. 323)
• Dynamic radar cruise control with full-speed range ( P. 311)
• LDA (Lane Departure Alert with steering control) ( P. 302)
• LKA (Lane-Keeping Assist) ( P. 292)
Warning message display ( P. 543)
Select to display warning messages and me asures to be taken if a malfunction is
detected.
Settings display ( P. 109)
Select to change the meter display settings and other settings.
Menu icons
Page 118 of 660

1182. Instrument cluster
RX450h_U_OM0E013U
The head-up display is linked to the meters and navigation system and projects a
variety of information in front of the driv er, such as the current vehicle speed and
route guidance to a set destination.
Navigation system-linked display area ( P. 121)
Displays the following items, which are linked to the navigation system:
•Street name
• Route guidance to destination
•Compass
Message display area ( P. 120)
Displays the following items:
• Warning/Message (if equipped)
• Audio system operation status
• Outside temperature
/ icon ( P. 120)
Driving assist system status display area (if equipped)
Displays the operational stat us of the following systems:
• Dynamic radar cruise control ( P. 323)
• Dynamic radar cruise control with full-speed range ( P. 311)
• LDA (Lane Departure Alert with steering control) ( P. 302)
• LKA (Lane-Keeping Assist) ( P. 292)
• Intuitive parking assist ( P. 339)
Displayed content is the same as that disp layed on the multi-information display. For
details, refer to the explanations of each system.
Head-up display
: If equipped
Summary of functions
1
2
3
4
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1202. Instrument cluster
RX450h_U_OM0E013U
Displays the following multi-in formation display linked icons:
: Master warning icon Displayed when a warning message is displayed on the multi-information
display. ( P. 543)
: Information icon Displayed when a suggestion/advice po p-up display is displayed on the
multi-information display. ( P. 116)
Displays the following items in the appropriate situation:
■Warning/Message (if equipped)
Displays the following system warning/messages:
• Pre-collision warning (Pre-collision system)
• Notification message (Dynamic radar cruise control/Dynamic radar cruise con- trol with full-speed range)
■Audio system operation status
Displayed when the audio system is operated.
■Outside temperature
Displayed in the following situations:
• When the power switch is turned to ON mode
• When the low outside temperature indicator is flashing
Displayed content is the same as that disp layed on the multi-information display. For
details, refer to the explanation of the outs ide temperature display on the multi-infor-
mation display. ( P. 97)
/ icons
Message display area
Page 203 of 660

203
4Driving
RX450h_U_OM0E013U
4-5. Using the driving support systems
Lexus Safety System+ ............... 271
PCS (Pre-Collision System) ......... 279
LKA (Lane-Keeping Assist) ..........292
LDA (Lane Departure Alert with steering
control) ....................................... 302
Dynamic radar cruise control with full-speed
range ...............................................311
Dynamic radar cruise control..........................................323
Cruise control............................. 335 Intuitive parking assist .............. 339
Lexus parking assist
monitor ........................................ 347
BSM (Blind Spot Moni tor).............. 363
• BSM function ......................... 367
• RCTA function........................371
Driving mode select switch ........................................... 377
Driving assist systems ............... 381
4-6. Driving tips Hybrid vehicle driving tips ................................................. 387
Winter driving tips .....................390
Utility vehicle precautions...... 394