2018 LEXUS RX450h audio

1272. Instrument cluster
2
Instrument cluster
RX450h_RX450hL _U_OM48F85U■
Trip information 
Lexus Display Audio screen
Press the “MENU” button on the Lexus Display Audio controller, then select
“Info” on the “Menu” screen, and then select “Fuel Consumption”.If the “Trip Information” screen does no t appear, move the co ntroller to the right
and select “Trip Information”.
Fuel consumption in the past 15
minutes
Current fuel consumption
Regenerated energy in the past
15 minutes
One symbol indicates 50 Wh.
Up to 5 symbols are shown.
Average vehicle speed since the hybrid system was started.
Elapsed time since the hybrid system was started.
Cruising range ( → P. 129)
Navigation system screen
Press the “MENU” button on the Remo te Touch, then select on the
“Menu” screen, and then se lect “Fuel Consumption”.If the “Energy Monitor” or “Past Record” screen is displayed, select “Trip Informa-
tion”.
Resetting the consumption data
Fuel consumption in the past 15
minutes
Current fuel consumption
Regenerated energy in the past
15 minutes
One symbol indicates 50 Wh.
Up to 5 symbols are shown.
Average vehicle speed since the hybrid system was started.
Elapsed time since the hybrid system was started.
Cruising range ( → P. 129)Fuel consumption 1
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5
6
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128 2. Instrument cluster
RX450h_RX450hL _U_OM48F85UAverage fuel consumption for the past 15 minutes is divided by color into past
averages and averages atta ined since the power switch was last turned to ON
mode. Use the displayed average fuel consumption as a reference.
The image is an example only. ■
Past record 
Lexus Display Audio screen
Press the “MENU” button on the Lexus Display Audio controller, then select
“Info” on the “Menu” screen, and then select “Fuel Consumption”.If the “Past Record” screen does not appear, move the controller to the right and
select “Past Record”.
Previous fuel consumption record
Current fuel consumption
Best recorded fuel consumption 
Navigation system screen
Press the “MENU” button on the Remo te Touch, then select on the
“Menu” screen, and then se lect “Fuel Consumption”.If the “Energy Monitor” or “Trip Informat ion” screen is disp layed, select “Past
Record”.
Resetting the past record data
Best recorded fuel consumption
Average fuel consumption
Previous fuel consumption record
Updating the average fuel con-
sumption data
The average fuel consumption history is divided by color into past averages
and the average fuel consumption since the last updated. Use the displayed
average fuel consumption as a reference.
The image is an example only. 1
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1292. Instrument cluster
2
Instrument cluster
RX450h_RX450hL _U_OM48F85U■
Updating the past record data 
Vehicles with a Lexus Display Audio system
Update the average fuel cons umption by moving the contro ller to the left and select
“Update” to measure the current fuel consumption again. 
Vehicles with a navigation system
Update the average fuel consumption by selecting “Upd ate” to measure the current
fuel consumption again. ■
Resetting the data 
Vehicles with a Lexus Display Audio system
The fuel consumption data can be deleted by moving the controller to the left and
select “Clear”. 
Vehicles with a navigation system
The fuel consumption data can be deleted by selecting “Clear”. ■
Cruising range
Displays the estimated maximum distance that can be driven with the quantity of fuel
remaining.
This distance is computed based on your average fuel consumption.
As a result, the actual distance that can be driven may differ from that displayed.
Vehicle information can be displayed on the side display ( → P. 505), then select
“<” or “>” to select the desired screen. 
Fuel consumption
Displays the average fuel consumption
and regenerated energy for the past 10
minutes in 1 minute intervals, as well as
the cruising range.Using the side display (vehicles with 12.3-inch display)

1353-1. Key information
3
Operation of each component
RX450h_RX450hL _U_OM48F85UNOTICE ■
To prevent key damage ●
Do not drop the keys, subject them to strong shocks or bend them.●
Do not expose the keys to high temp eratures for long periods of time.●
Do not get the keys wet or wash th em in an ultrasonic washer, etc.●
Do not attach metallic or magnetic materials to the keys or place the keys close to
such materials. ●
Do not disassemble the keys. ●
Do not attach a sticker or anything else to the surface of the electronic key. ●
Do not place the keys near objects that pr oduce magnetic fields, such as TVs, audio
systems and induction cookers, or medical electrical equipment, such as low-fre-
quency therapy equipment. ■
Carrying the electronic key on your person
Carry the electronic key 3.9 in. (10 cm) or mo re away from electric appliances that are
turned on. Radio waves emitted from electric appliances within 3.9 in. (10 cm) of the
electronic key may interfere with the key, causing the key to not function properly.■
In case of a smart access system with pu sh-button start malfunction or other key-
related problems
Take your vehicle with all the electronic keys provided with your vehicle to your Lexus
dealer. ■
When an electronic key is lost
If the electronic key re mains lost, the risk of vehicle th eft increases significantly. Visit
your Lexus dealer immediately with all rema ining electronic keys that were provided
with your vehicle.

146 3-2. Opening, closing and locking the doors
RX450h_RX450hL _U_OM48F85UThe power back door settings can be ch anged on the multi-information display.
( → P. 108)
The position at which the power back d oor will stop when opened automatically
can be changed. 
When setting using the switch
Stop the power back door at the desired position. ( → P. 143, 145)
Press and hold the switch on
the lower part of the power back
door for 2 seconds.
• When setting is complete, a
buzzer will sound 4 times.
• The next time the power back
door is opened, it will stop at that
position. 
When setting using the multi-information display
The open position can be set usin g the multi-information display. ( → P. 101)
When setting on the audio system screen
The open position can be set on the audio system screen. ( → P. 739)
Priority for the open position is give n to the last position set using the
switch, multi-information displa y, or audio system screen.
To return the adjusted open posi tion to the default position ( → P. 150)Changing the setting of the power back door system
Adjusting the open position of the power back door 1
2

160 3-2. Opening, closing and locking the doors
RX450h_RX450hL _U_OM48F85U■
Electronic Key battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping the elec-
tronic key from re ceiving radio waves.
■
Conditions affe cting operation
The smart access system with push-button st art, wireless remote control and immobilizer
system use weak radio waves. In the following situations, the communication between the
electronic key and the vehicle may be affect ed, preventing the smart access system with
push-button start, wireless remote control an d immobilizer system from operating prop-
erly. (Ways of coping: → P. 692)●
When the electronic key battery is depleted ●
Near a TV tower, electric power plant, gas st ation, radio station, la rge display, airport or
other facility that generates strong radio wave s or electrical noise●
When the electronic key is in contact wi th, or is covered by the following metallic
objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs ●
When other wireless keys (that emit radio waves) are being used nearby ●
When carrying the electronic key together with the following devices that emit radio
waves
• Portable radio, cellular phone, cordle ss phone or other wireless communication
devices
• Another vehicle’s electronic key, another electronic key of your vehicle, or a wireless
key that emits radio waves
• Personal computers or person al digital assistants (PDAs)
• Digital audio players
• Portable game systems ●
If window tint with a metallic content or me tallic objects are atta ched to the rear win-
dow ●
When the electronic key is placed near a battery charger or electronic devices ●
When the vehicle is parked in a pay parking spot where radio waves are emittedPress twice while pressing and holding .
Confirm that the electronic key indicator flashes
4 times.
While the battery-saving mode is set, the smart
access system with push -button start cannot be
used. To cancel the function, press any of the
electronic key buttons.

240 4-2. Driving procedures
RX450h_RX450hL _U_OM48F85UStop the vehicle completely.
Set the parking brake ( → P. 253), and shift the shift lever to P.
Press the power switch.
Release the brake pedal and check that the display on the meters is off.
Modes can be changed by pressing the power switch with brake pedal released.
(The mode changes each time the switch is pressed.)
Off
* The emergency flashers can be used.
ACCESSORY mode Some electrical components such as the
audio system can be used.
“ACCESSORY” will be displayed on the
meters.
ON mode All electrical components can be used.
“IGNITION ON” will be displayed on
the meters.
* : If the shift le ver is in a position other than
P when turning off the hybrid system,
the power switch will be turned to
ACCESSORY mode, not to off.Stopping the hybrid system
Changing power switch modes 1
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304 4-5. Using the driving support systems
RX450h_RX450hL _U_OM48F85U■
Temporary cancellation of functions
When operation conditions are no longer met, a function may be temporarily canceled.
However, when the operation co nditions are met again, operat ion of the function is auto-
matically restored. ( → P. 303)■
Steering assist function/lane centering function
Depending on the vehicle speed, lane depart ure situation, road conditions, etc., the
operation of the functions may not be reco gnized or the functions may not operate.■
Lane departure alert function
The warning buzzer may be difficult to hear due to external noise, audio playback, etc.
Also, it may be difficult to f eel steering wheel vibrations due to the road conditions, etc.■
Hands off steering wheel alert
When the system determines that the driver has removed their hands from the steering
wheel while the steering assist function or lane centering function is operating, a warning
message is displayed on the multi-info rmation display and the buzzer sounds.■
White (yellow) lines are only on one side of road
The LKA system will not operate for the side on which white (yellow) lines could not be
recognized.