lock LEXUS RX450h 2018 Owner's Manual

972. Instrument cluster
2
Instrument cluster
RX450h_RX450hL _U_OM48F85UEngine coolant temperature gauge Displays the engine coolant temperature
Hybrid System Indicator Displays hybrid system power ou tput or regeneration level ( → P. 99)
This display changes to a tachometer depending on the drive mode, and can be set
to show the tachometer in any driv e mode on the settings display. ( → P. 108)
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. 101)
Displays warning messages in case of a malfunction ( → P. 667)
Clock Vehicles with a navigation system:
Time displayed is linked to the analog clock on the instrument panel. ( → P. 548)
Vehicles with a Lexus Display Audio system:
Time displayed on the clock can be adju sted on of the mu lti-information dis-
play. ( → P. 108)
Speedometer
Fuel gauge
Shift position display ( → P. 246)
Odometer and trip meter ( → P. 115)1
2
3
4
5
6
7
8
9

100 2. Instrument cluster
RX450h_RX450hL _U_OM48F85U■
Tachometer
Hybrid System Indicator switches to the tachometer when driving mode is in sport mode.
The settings of the tachometer display can be changed on of the multi-information
display. ( → P. 108)■
Engine speed
On hybrid vehicles, engine speed is precisel y controlled in order to help improve fuel
efficiency and reduce exhaust emissions etc.
There are times when the engine speed that is displayed may differ even when vehicle
operation and driving conditions are the same. ■
Brightness of the meters (d ay mode and night mode)
The brightness of the meters is changed between day mode and night mode. ●
Day mode: When the tail lights are off or when the tail lights are on but the surrounding
area is bright ●
Night mode: When the tail lights are on and the surrounding area is dark ■
Outside temperature display ●
In the following situations, the correct outside temperature may not be displayed, or the
display may take longer than normal to change:
• When stopped, or driving at low speeds (less than 12 mph [20 km/h])
• When the outside temperature has changed suddenly (at the entrance/exit of a
garage, tunnel, etc.) ●
When “ − − ” or “E” is displayed, the sy stem may be malfunctioning.
Take your vehicle to your Lexus dealer. ■
Clock settings screen (vehicles with a navigation system only)
If the clock adjustment screen is displayed continuously wh en attempting to change the
clock settings, the system may be malfunctioning.
Have the vehicle inspected by your Lexus dealer. ■
Customization
Some functions can be customized. ( → P. 108)
NOTICE ■
To prevent damage to the engine and its components●
Do not let the indicator needle of the tachometer enter the red zone, which indicates
the maximum engine speed. ●
The engine may be overheating if the engine coolant temperature gauge is in the red
zone (H). In this case, immediately stop the vehicle in a safe place, and check the
engine after it has cooled completely. ( → P. 702)

1012. Instrument cluster
2
Instrument cluster
RX450h_RX450hL _U_OM48F85UThe multi-information display presents the driver with a variety of driving-related
data, such as the current outside temperature. The multi-information display can
also be used to change the display settings and other settings. 
Except F SPORT models
Menu icon display area Displays the following items.
When a menu icon is not selected, the outside temperature and clock are displayed.
•Menu icons ( → P. 104)
• Outside temperature ( → P. 96)
•Clock ( → P. 96)
Content display area A variety of information can be displayed by selecting a menu icon. Additionally,
warning or suggestion/advice pop-up displa ys will be displayed in some situations.
• Menu icon content ( → P. 104)
• Suggestion function ( → P. 116)
• Warning message ( → P. 702)
Indicator/shift position display area Displays the following items:
•Indicators ( → P. 90)
• Shift position display ( → P. 246)Multi-information display Summary of functions
1
2
3

102 2. Instrument cluster
RX450h_RX450hL _U_OM48F85UOdometer/trip meter display area ( → P. 115)Displays the following items:
• Odometer/trip meter
• Distance until next engine oil change
Meter control switches ( → P. 103)
“ODO/TRIP” switch ( → P. 104)
F SPORT models
Outside temperature ( → P. 96)
Menu icons ( → P. 104)
Content display area A variety of information can be displayed by selecting a menu icon. Additionally,
warning or suggestion/advice pop-up displa ys will be displayed in some situations.
• Menu icon content ( → P. 104)
• Suggestion function ( → P. 116)
• Warning message ( → P. 702)
Indicators/clock •Indicators ( → P. 90)
•Clock ( → P. 96)
Shift position display ( → P. 246)
Odometer/trip meter display area ( → P. 115)Displays the following items:
• Odometer/trip meter
• Distance until next engine oil change
Meter control switches ( → P. 103)
“ODO/TRIP” switch ( → P. 104)4
5
6
1
2
3
4
5
6
7
8

1112. Instrument cluster
2
Instrument cluster
RX450h_RX450hL _U_OM48F85U■
Clock (on the multi-information display) ( → P. 96)
Vehicles with a navigation system
The following clock setting can be changed: 
Vehicles with a Lexus Display Audio system
The following clock settings can be changed: Press the / switch to select an it em and then press the / switch to
change the setting or adjust the time. Item Settings Details
Display mode 12-hour display
Select to set the display mode of the
clock.
24-hour display
Item Settings Details
Display mode 12-hour display
Select to set the display mode of the
clock.
24-hour display
Adjust time Select to adjust the hour/minute.

131
3 Operation of
each component
RX450h_RX450hL _U_OM48F85U 3-1. Key information
Keys .................................................. 132
3-2. Opening, closing and
locking the doors
Side doors ...................................... 136
Power back door .........................142
Smart access system with
push-button start ...................... 158
3-3. Adjusting the seats
Front seats.......................................167
Rear seats....................................... 168
Driving position memory ...........181
Head restraints ............................ 186
3-4. Adjusting the steering
wheel and mirrors
Steering wheel ............................. 189
Inside rear view mirror ............... 191
Outside rear view mirrors....... 193
3-5. Opening, closing the
windows and moon roof
Power windows ........................... 196
Moon roof .....................................200
Panoramic moon roof .............. 204

132
RX450h_RX450hL _U_OM48F85U3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart access sys-
tem with push-button start
( → P. 158)
• Operating the wireless remote
control function
Mechanical keys
Key number plate
Locks all the doors ( → P. 136)
Unlocks all the doors ( → P. 136)
Opens the windows
* 2
and the
moon roof
* 1, 2
or panoramic moon
roof
* 1, 2
( → P. 136)
Opens and closes the power back
door ( → P. 142)
Sounds the alarm ( → P. 133)
* 1
: If equipped
* 2
: This setting must be custom ized at your Lexus dealer.Keys The keys 1
2
3
Wireless remote control 1
2
3
4
5

1333-1. Key information
3
Operation of each component
RX450h_RX450hL _U_OM48F85UTo take out the mechanical key, push
the release button and take the key out. The mechanical key can only be
inserted in one direction, as the key only
has grooves on one side. If the key can-
not be inserted in a lock cylinder, turn it
over and re-attempt to insert it.
After using the mechanical key, store it
in the electronic ke y. Carry the mechan-
ical key together with the electronic key.
If the electronic key battery is depleted
or the entry function does not operate
properly, you will need the mechanical
key. ( → P. 692)■
Panic mode
■
When required to leave the vehicle’s key with a parking attendant
Lock the glove box as circumstances demand. ( → P. 534)
Remove the mechanical key for your own use and provide the attendant with the elec-
tronic key only. ■
If you lose your mechanical keys
New genuine mechanical keys can be made by your Lexus dealer using another
mechanical key and the key number stamped on your key number plate. Keep the plate
in a safe place such as your wallet, not in the vehicle.■
When riding in an aircraft
When bringing an electronic key onto an aircraft, make sure you do not press any but-
tons on the electronic key while inside the airc raft cabin. If you are carrying an electronic
key in your bag, etc., ensure that the butt ons are not likely to be pressed accidentally.
Pressing a button may cause the electronic key to emit radio waves that could interfere
with the operation of the aircraft.Using the mechanical key
When is pressed for longer than about
one second, an alarm will sound intermittently
and the vehicle lights will flash to deter any per-
son from trying to break into or damage your
vehicle.
To stop the alarm, press any button on the elec-
tronic key.

136
RX450h_RX450hL _U_OM48F85U3-2. Opening, closing and locking the doors
◆ Smart access system with push-button start
Carry the electronic key to enable this function.
Grip the driver’s door handle to
unlock the door. Grip any passen-
ger door handle to unlock all the
doors.
* Make sure to touch the sensor on the
back of the handle.
The doors cannot be unlocked for
3 seconds after the doors are locked.
* : The door unlock settings can be
changed. ( → P. 140, 740)
Touch the lock sensor (indentation on the surface of the door handle) to
lock all the doors. Check that the door is securely locked.
◆ Wireless remote control
Locks all the doors Check that the door is securely
locked.
Unlocks all the doors Pressing the button unlocks the
driver’s door. Pressing the button
again within 3 seconds unlocks the
other doors.
Press and hold to open the win-
dows
* 2
and the moon roof
* 1, 2
or
panoramic moon roof
* 1, 2
* 1
: If equipped
* 2
: This setting must be custom ized at your Lexus dealer.Side doors The vehicle can be locked and unlock ed using the entry function, wireless
remote control or door lock switches.
Locking and unlocking the doors from the outside 1
2
1
2

1373-2. Opening, closing and locking the doors
3
Operation of each component
RX450h_RX450hL _U_OM48F85U■
Operation signals
Doors:
A buzzer sounds and the emergency flashers flash to indicate that the doors have been
locked/unlocked. (Locked: Once; Unlocked: Twice)
Windows and moon roof or panoramic moon roof:
A buzzer sounds. ■
Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked, the
security feature automatically locks the vehicle again. ■
When the door cannot be locked by the lock sensor on the surface of the door handle
■
Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the d oor to stop the buzzer, and lock the vehicle
once more. ■
Setting the alarm
Locking the doors will set the alarm system. ( → P. 86)■
If the smart access system with push-button start or the wireless remote control does
not operate properly ●
Use the mechanical key to lock and unlock the doors. ( → P. 692)●
Replace the key battery with a new one if it is depleted. ( → P. 630)When the door cannot be locked even if the
lock sensor on the surface of the door handle is
touched by a finger, touch the lock sensor with
the palm.
When gloves are being worn, remove the
gloves.