2013 Lexus GS300h Owner's Manual

3744-5. Using the driving support system
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Keep the steering wheel in
its current position and
backing up.
The parallel parking assist will
be canceled if the steering wheel
is moved while backing up.
Shift the shift lever out of the R
position, and restart from the
step .
When backing up, be careful not
to hit any obstacles with the
right front corner of your vehi-
cle. Back the vehicle up slowly.
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3754-5. Using the driving support system
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Driving
GS450h_300h_OM_OM30D53E_(EE)
A curved blue line will appear on the screen. Keep the steering
wheel in its current position and back up slowly. Stop when the
curved blue line meets the corner of the desired parking space.
Curved blue line
Back up keeping the
steering wheel in its cur-
rent position
Curved blue line
Curved blue line meets
the corner here
If you back up too quickly,
you may lose synchroniza-
tion with the parallel parking
assist.
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3764-5. Using the driving support system
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Leaving the vehicle stopped, turn the steering wheel all the
way to the left.
Be sure to turn the steering wheel only when the vehicle is stopped.
When the screen changes, keep the steering wheel in its cur-
rent position and back up.
When backing up, be careful not to hit any obstacles with the right front
corner of your vehicle. Back the vehicle up slowly.
When the vehicle is parallel with the road or the shoulder,
straighten the steering wheel.
Check your surroundings visually and with the mirrors, then
back up using the distance guide lines as a reference, and stop.
When the vehicle is approximately in the desired parking location, the
parallel parking assist is complete.

Parallel parking assist mode information
• There is a possibility that parallel parking guidance may not
be given when backing up at a very slow speed.
• If the trunk is opened during parallel parking guidance, the
parallel parking assist will be interrupted and canceled. Stop
the vehicle, shift the shift lever out of the R position, and
restart the operation from the step
.
Canceling parallel parking assist
Select .
Vehicles with Lexus parking assist-sensor
If Lexus parking assist-sensor detects an object while you
attempt to park in a parking space on the left, the black and
yellow vertical pole could be obscured by Lexus parking
assist-sensor display. In this event, turn Lexus parking assist-
sensor switch off (P. 349), and operate the vehicle while
checking the safety of the surrounding area direct visually and
with mirror. After the operation, turn the switch on.
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3774-5. Using the driving support system
4
Driving
GS450h_300h_OM_OM30D53E_(EE)
If the message “Steering wheel turned too far, please return.”
is displayed
The steering wheel has been turned too far, and the system
cannot function. Return the steering wheel to its original posi-
tion.
If the message is displayed before the outline is positioned
over the desired parking space, it is likely that the vehicle is
too far away from the shoulder. Check that there is a gap of
approximately 1 m (3 ft.) between your vehicle and the parked
vehicle.
Narrow mode
If the position the vehicle is to be parked in is narrower than
usual, narrow mode can be used.
Normal mode
Narrow mode
The power switch is turned off
when the parking assist monitor
is canceled with narrow mode,
the caution screen is displayed
first when the parallel parking
assist is selected next time.
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3784-5. Using the driving support system
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Operating narrow mode
Select while in parallel parking assist mode.
Confirm the warning on the caution screen. If you agree,
select “I Agree”. To cancel narrow mode, select .
When the system is switched to narrow mode, the indicator
on will be turned on.
Select again to
switch the system to the
normal mode.
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3794-5. Using the driving support system
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Driving
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Area displayed on screen
The parking assist monitor
displays an image of the view
from the bumper of the rear
area of the vehicle.
To adjust the image on the
parking assist monitor screen.
(P. 446)
• The area displayed on the screen
may vary according to vehicle
orientation conditions.
• Objects which are close to either
corner of the bumper or under
the bumper cannot be displayed.
• The camera uses a special lens.
The distance of the image that
appears on the screen differs
from the actual distance.
• Items which are located higher
than the camera may not be dis-
played on the monitor.
• If your vehicle is equipped with
a backlit license plate, it may
interfere with the display.
Lexus parking assist monitor precautions
Corners of bumper

3804-5. Using the driving support system
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Lexus parking assist monitor camera
The camera for the parking
assist monitor is located above
the license plate.
Using the camera
If the camera lens becomes dirty, it cannot transmit a clear
image. If water droplets, snow or mud adhere to the lens, rinse
with water and wipe with a soft cloth. If the lens is extremely
dirty, wash it with a mild cleanser and rinse.

3814-5. Using the driving support system
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Driving
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Differences between the screen and the actual road
The distance guide lines and the vehicle width extension guide
lines may not actually be parallel with the dividing lines of the
parking space, even when they appear to be so. Be sure to check
visually.
The distances between the vehicle width extension guide lines
and the left and right dividing lines of the parking space may not
be equal, even when they appear to be so. Be sure to check visu-
ally.
The distance guide lines give a distance guide for flat road sur-
faces. In any of the following situations, there is a margin of
error between the guide lines on the screen and the actual dis-
tance/course on the road.