2020 LEXUS RX450H parking brake

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9 8
7 5 4
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RX350/RX350L_U
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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

17Pictorial index
RX350/RX350L_U
Multi-information display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 90
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 90
When the warning messages are displayed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 661
Parking brake switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 247
Applying/releasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 247, 248
Precautions for winter season. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 385
Warning buzzer/message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 249, 661
Turn signal lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 2 46
Headlight switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 252
Headlights/side marker lights/parking lights/tail lights/
license plate lights/daytime running lig hts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 252
Fog lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 260
Windshield wiper and washer switch . . . . . . . . . . . . . . . . . . . . . . . . . P. 261, 267
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 261, 267
Adding washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 60 3
Emergency flasher switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 644
Hood lock release lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 592
Tilt and telescopic steering control switch . . . . . . . . . . . . . . . . . . . . . . . . . . P. 180
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 180
Driving position memory*1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 172
Air conditioning system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 503
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 503
Rear window defogger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 513
Audio system*2
Audio system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 394
Hands-free system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 4 55
*1: If equipped
*2: For vehicles with a navigation system, refer to “NAVIGATION SYSTEM OWNER’S
MANUAL”.
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812. Instrument cluster
2
Instrument cluster
RX350/RX350L_U
Warning lights inform the driver of malfunctions in any of the vehicle’s systems.
Warning lights
*1
(U.S.A.)
Brake system warning light
( P. 654)
(U.S.A.)
Parking brake indicator
( P. 655)
*1
(Canada)
Brake system warning light
( P. 654)
(Canada)
Parking brake indicator
( P. 655)
*1Brake system warning light
( P. 654)*1, 2
Brake hold operated
indicator ( P. 655)
*1
(if equipped)
Charging system warning
light ( P. 654)
*1Electric power steering
system warning light
( P. 655)
*1
(U.S.A.)
Malfunction indicator lamp
( P. 654)*1Electric power steering
system warning light
( P. 655)
*1
(Canada)
Malfunction indicator lamp
( P. 654) LKA indicator (
P. 655)
*1SRS warning light
( P. 654)*1
Slip indicator ( P. 655)
*1
(U.S.A.)
ABS warning light
( P. 654)*1, 3PCS warning light
( P. 656)
*1
(Canada)
ABS warning light
( P. 654)*1, 2
(if equipped)
ICS OFF indicator
( P. 656)

832. Instrument cluster
2
Instrument cluster
RX350/RX350L_ULKA indicator (
P. 291)
(U.S.A.)
Parking brake indicator
( P. 247, 248)
*4
LKA indicator ( P. 291)
(Canada)
Parking brake indicator
( P. 247, 248)
(if equipped)
Intuitive parking assist
indicator ( P. 326)*1Brake hold standby
indicator ( P. 250)
*1, 5
(if equipped)
ICS OFF indicator
( P. 339)*1Brake hold operated
indicator ( P. 250)
(if equipped)
“BSM” indicator ( P. 313)*1Eco Driving Indicator Light
( P. 105)
(if equipped)
“RCTA” indicator
( P. 313)*6
Security indicator
( P. 74, 77)
*2, 3
(if equipped)
BSM outside rear view
mirror indicators
( P. 313)
*1
(AWD
models only)
All-wheel drive lock
indicator ( P. 377)
*1, 4Slip indicator ( P. 380)*7
Low outside temperature
indicator ( P. 86)
*1, 5
VSC OFF indicator
( P. 381)
*1, 6
(U.S.A.)
“AIR BAG ON/OFF”
indicator ( P. 47)
*1, 5PCS warning light
( P. 284)*1, 6
(Canada)
“AIR BAG ON/OFF”
indicator ( P. 47)

1353-2. Opening, closing and locking the doors
3
Operation of each component
RX350/RX350L_U
■Power back door operating conditions
If the following conditions are met with the power back door operation enabled ( P. 101),
the power back door can be opened and closed automatically.
●When an electronic key is being carried an d the back door opener switch is pressed*
●When the wireless remote control is used*
●When the engine switch is in IGNITION ON mode, the vehicle speed must be lower
than 2 mph (3 km/h) and one of the following conditions must be met in addition to the
above conditions:
• The parking brake is engaged.
• The brake pedal is depressed.
• The shift lever is in P.
*: When the operation of the power back door when it is locked has been disabled by a
customized setting, operate the power back door after it has been unlocked.
( P. 727)
Touchless sensor (vehicles with a touchless power back door)
The power back door will open automatically when the touchless sensor operation is
enabled ( P. 101) and the following conditions are met:
●The power back door is fully closed.
●The electronic key is within the operational range ( P. 146)
■Security feature
If the power back door is not opened within approximately 60 seconds after the vehicle
is unlocked, the security feature will automatically lock the doors again.
●A hand is held over the upper part of the rear
emblem with fingers closed. (The upper part of
the rear emblem can also be touched.)
The power back door may also be operated
by holding either of the following over the
upper part of the rear emblem. Make sure to
hold it close enough to the rear emblem.
•A gloved hand
•An elbow

1673-3. Adjusting the seats
3
Operation of each component
RX350/RX350L_U
■The rear seatbacks can be adjusted when (power second-row seat)
■Engine switch mode conditions under which the rear seatbacks can be folded down or
raised
The rear seatbacks can be folded down or raised when the engine switch is in either of
the following modes:
●When the engine switch is tu rned off or in ACCESSORY mode
●When the engine switch is in IGNITION ON mode and any of the following conditions
are met:
• The parking brake is engaged.
• The brake pedal is depressed.
• The shift lever is in P.
■The rear seatbacks can be folded do wn when (power second-row seat)
When all of the following conditions are met, a rear seat operation switch can be used to
fold down the rear seatback:
●The other seat operation switch for the se at to be operated is not being pressed.
When the rear seatback is in a position within
the range A shown in th
e illustration, the rear
seat operation switch (r ear seat) can be used to
adjust the rear seatback.
●When using the rear seat operation switch
(rear seat): The rear seatback is in a position
within the range A shown in the illustration
with the rear door nearest to the seat to be
operated open
●When using the rear seat operation switch
(luggage compartment): The rear seatback is
in a position within the range B shown in the
illustration with the back door open
Most
upright
position
Most upright
position

1693-3. Adjusting the seats
3
Operation of each component
RX350/RX350L_U
■If a buzzer sounds continuously after a third-row seat seatback is completely folded
(RX350L)
The power seat system may be malfunctioning or it may need to be initialized. To initialize
the system, perform the following procedure. (It is necessary to perform this procedure
with two people.)
Check that the seat is free of obstructions.
Press and hold the side switch of the luggage compartment side switch for the
seat which the buzzer is sounding.
Within 10 seconds of the performing th e above step, press the side switch of
the seat side switch 5 times.
When a buzzer sounds 3 times, release the luggage compartment side switch.
Press the side switch of the seat side switch until the seatback is folded com-
pletely.
A buzzer will sound twice when the operation is complete.
If the buzzer does not stop sounding even though the above procedure has been per-
formed, have the vehicle inspected by your Lexus dealer.
WARNING
■When a rear seatback is folded
Observe the following precautions.
Failure to do so may result in death or serious injury.
●Do not fold down the rear seatbacks while driving.
●Stop the vehicle on level grou nd, apply the parking brake and shift the shift lever to P.
●Do not allow anyone to sit on a folded rear seatback or in th e luggage compartment
while driving.
●Do not allow children to enter the luggage compartment.
■When operating the rear seatback
Observe the following precautions.
Failure to do so may result in death or serious injury.
●Make sure that passengers are clear of the rear seatback before operating it.
●To prevent hands and other body parts from being caught, keep them away from the
gaps in the seats and the moving parts of the seats when operating a rear seatback.
●Power seat: Do not let children operate th e rear seatback. Other passengers may get
caught in the seat.
●Power seat: Make sure that a ll passengers are clear of a seat before folding it. Do not
let passengers sit in the seat while it is being folded.
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5

200
RX350/RX350L_U
4-1. Before drivingDriving 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 (ignition) 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
4Driving