2018 Lexus LC500 steering

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5-2. Mobile Assistant operation
Speech command system
5-2.Mobile Assistant operation
Mobile Assist supports the Siri Eyes
Free Mode and Google App. The
available features and functions may
vary based on the iOS/Android version
installed on the connected device.
1 Press and hold this switch until
“Mobile assistant” screen is dis-
played.
2 Mobile Assistant can be used only
when the following screen is dis-
played.
 To cancel the Mobile Assistant,
press and hold the on the steer-
ing wheel.
 To restart Siri for additional com-
mands, press the on the steering
wheel.
• Siri can only be restarted after the sys-
tem responds to a speech command.
• After some phone and music com-
mands, the Mobile Assistant feature will
automatically end to complete the
requested action.
 The volume of the Mobile Assistant
Mobile Assistant
The Mobile Assistant function is a
voice input assist function. Mobile
Assist supports the Siri Eyes Free
Mode and Google App. When fac-
ing the microphone and instruc-
tions are spoken as if speaking on
the telephone, the contents are
interpreted and the system moves
to correspond. The system
responds by voice. To operate the
Mobile Assistant, a compatible
device must be registered and con-
nected to this system via
Bluetooth®. ( P.39)
Connectable devices and avail-
able functions
Mobile Assistant operation

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5-2. Mobile Assistant operation
can be adjusted using the
“PWR·VOL” knob or steering wheel
volume control switches. The
Mobile Assistant and phone call vol-
umes are synchronized.
●If the user uses Siri play song feature and
the iPhone is not connected as an audio source, the song will start playing only on the iPhone.
●While a phone call is active, the Mobile Assistant cannot be used.
●If using the navigation feature of the cellu-lar phone, ensure the active audio source
is Bluetooth® audio or iPod in order to hear turn by turn direction prompts.
●Wait for the listening beeps before using the Mobile Assistant.
●The Mobile Assistant may not recognize commands in the following situations:
• Spoken too quickly. • Spoken at a low or high volume.• The roof or windows are open.
• Passengers are talking while the Mobile Assistant is being used.• The air conditioning speed is set high.
• The air conditioning vents are turned toward the microphone.

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6-1. Lexus parking assist monitor
6-1.Lexus p arking assist monitor
●The screen illustrations used in this text are intended as examples, and may differ from the image that is actually displayed
on the screen.
The parking assist monitor is a supple-
mental device intended to assist the
driver when backin g up. When back-
ing up, be sure to visually check all
around the vehicle both directly and
using the mirrors before proceeding. If
you do not, you may hit another vehi-
cle, and could possibly cause an acci-
dent.
Pay attention to the following precau-
tions when using the parking assist
monitor.
Lexus parking assist monitor
The parking assist monitor assists
the driver by displaying an image of
the view behind the vehicle while
backing up, for example while park-
ing.
Driving precautions
WARNING
●Never depend on the parking assist monitor entirely when backing up. The image and the position of the guide
lines displayed on the screen may dif- fer from the actual state.Use caution, just as you would when
backing up any vehicle.
●Be sure to back up slowly, depressing the brake pedal to control vehicle speed.
●If you seem likely to hit nearby vehicles, obstacles, people or mount the shoul-
der, depress the brake pedal to stop the vehicle.
●The instructions given are only guide-lines. When and how much to turn the
steering wheel will vary according to traffic conditions, road surface condi-tions, vehicle condition, etc. when
parking. It is necessary to be fully aware of this before using the parking assist system.
●When parking, be sure to check that
the parking space will accommodate your vehicle before maneuvering into it.
●Do not use the parking assist monitor
system in the following cases:
• On icy or slick road surfaces, or in
snow
• When using tire chains or emergency
tires
• When the trunk is not closed com-
pletely
• On roads that are not flat or straight, such as curves or slopes
●In low temperatures, the screen may darken or the image may become
faint. The image could distort when the vehicle is moving, or you may become unable to see the image on the screen.
Be sure to visually check all around the vehicle both directly and using the mir-rors before proceeding.
●If the tire sizes are changed, the posi-
tion of the guide lines displayed on the screen may change.
●The camera uses a special lens. The distances between objects and pedes-
trians that appear in the image dis- played on the screen will differ from the actual distances. ( P.182)

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6-1. Lexus parking assist monitor
Peripheral monitoring system
The parking assist monitor screen will
be displayed if the shift position is
shifted to the “R” while the engine
switch is in IGNITION
ON mode .
Display mode switch screen button
Switches the guide line display mode.
Lexus parking assist-sensor
If an obstacle is detected while the Lexus
parking assist-sensor is on, a display is
shown in the top right corner of the screen.
Rear Crossing Traffic Alert*
When the rear radar detects vehicles or
obstacles approaching from the rear, a dis-
play is shown in the top right corner of the
screen.
●The display mode switch icon displayed on the screen indicates the next display mode if the switch were pushed. The icon
does not indicate the current mode.
*: If equipped
The parking assist monitor is canceled
when the shift position is shifted into
any position other than the “R”.
Use any of the following modes.
Estimated course line display mode
( P.178)
Estimated course lines are displayed
which move in accordance with the
operation of the steering wheel.
Parking assist guide line display
mode ( P.180)
The steering wheel return points (park-
ing assist guide lines) are displayed.
Screen display
Canceling Lexus parking assist
monitor
A
B
C
Using the system

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6-1. Lexus parking assist monitor
Distance guide line display mode
Distance guide lines only are dis-
played.
1 Press the touchpad when the park-
ing assist monitor screen is dis-
played.
Display mode switch screen button
• Every time the touchpad is pressed, the
display mode changes in the following
order: estimated course line display
mode  parking assist guide line display
mode  distance guide line display
mode.
Vehicle width guide line
Displays a guide path when the vehicle is
being backed straight up.
• The displayed width is wider than the
actual vehicle width.
• These guide lines align with the esti-
mated course lines when the vehicle is
going straight ahead.
Estimated course lines
Show an estimated course when the steer-
ing wheel is turned.
Distance guide lines
Show distance behind the vehicle when the
steering wheel is turned.
• The guide lines move in conjunction with
the estimated course lines.
• The guide lines display points approxi-
mately 0.5 m (1.5 ft.) (red) and approxi-
mately 1 m (3 ft.) (yellow) from the
center of the edge of the bumper.
Distance guide line
Shows distance behind the vehicle.
• Displays a point approximately 0.5 m
(1.5 ft.) (blue) from the edge of the
bumper.
Switching the display mode
A
Estimated course line display
mode
Screen description
A
B
C
D

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6-1. Lexus parking assist monitor
Peripheral monitoring system
Vehicle center guide line
This line indicates the estimated vehicle
center on the ground.
When parking in a space which is in the
reverse direction to the space
described in the procedure below, the
steering directions will be reversed.
1 Shift the shift position to the “R”.
2 Turn the steering wheel so that the
estimated course lines are within
the parking space, and back up
slowly.
Estimated course lines
Parking space
3 When the rear position of the vehi-
cle has entered the parking space,
turn the steering wheel so that the
vehicle width guide lines are within
the left and right dividing lines of
the parking space.
Vehicle width guide line
4 Once the vehicle width guide lines
and the parking space lines are
parallel, straighten the steering
wheel and back up slowly until the
vehicle has completely entered the
parking space.
5 Stop the vehicle in an appropriate
place, and finish parking.
WARNING
●If the steering wheel is straight and the vehicle width guide lines and the esti-
mated course lines are not in align- ment, have the vehicle inspected by any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer.
Parking
EA
B
A

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6-1. Lexus parking assist monitor
Vehicle width guide line
Displays a guide path when the vehicle is
being backed straight up.
• The displayed width is wider than the
actual vehicle width.
Parking assist guide lines
Show the path of the smallest turn possible
behind the vehicle.
• Show the approximate position of the
steering wheel when parking.
Distance guide line
Shows distance behind the vehicle.
• Displays points approximately 0.5 m (1.5
ft.) (red) from the edge of the bumper.
Vehicle center guide line
This line indicates the estimated vehicle
center on the ground.
When parking in a space which is in the
reverse direction to the space
described in the procedure below, the
steering directions will be reversed.
1 Shift the shift position to the “R”.
2 Back up until the parking assist
guide line meets the edge of the
left-hand dividing line of the park-
ing space.
Parking space dividing line
Parking assist guide line
3 Turn the steering wheel all the way
to the right, and back up slowly.
4 Once the vehicle is parallel with the
parking space, straighten the steer-
ing wheel and back up slowly until
the vehicle has completely entered
the parking space.
5 Stop the vehicle in an appropriate
place, and finish parking.
Parking assist guide line dis-
play mode
Screen description
Parking
A
B
C
D
A
B

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6-1. Lexus parking assist monitor
The guide lines are very far
out of alignment
The camera position is out of
alignment.
Have the vehicle inspected by
any authorized Lexus retailer
or Lexus authorized repairer,
or any reliable repairer.
 The vehicle is tilted (there is
a heavy load on the vehicle,
tire pressure is low due to a
tire puncture, etc.)
 The vehicle is used on an
incline.
If this happens due to these
causes, it does not indicate a
malfunction.
Back up while visually check-
ing the vehicle’s surroundings.
The estimated course lines
move even though the
steering wheel is straight
There is a malfunction in the
signals being output by the
steering sensor.
Have the vehicle inspected by
any authorized Lexus retailer
or Lexus authorized repairer,
or any reliable repairer.
Guide lines are not dis-
playedThe trunk is open.
Close the trunk.
If this does not resolve the
symptom, have the vehicle
inspected by any authorized
Lexus retailer or Lexus autho-
rized repairer, or any reliable
repairer.
The estimated course lines
are not displayed
 The steering wheel has
been moved while the 12-
volt battery was being rein-
stalled.
 12-volt battery power is
low.
 The steering sensor has
been reinstalled.
 There is a malfunction in
the signals being output by
the steering sensor.
Stop the vehicle, and turn the
steering wheel as far as it will
go to the left and right.
If this does not resolve the
symptom, have the vehicle
inspected by any authorized
Lexus retailer or Lexus autho-
rized repairer, or any reliable
repairer.
SymptomLikely causeSolution