Lexus RX 450h Owner's Manual page 301

WARNING
Before using LTA system
■
Do not rely solely upon the LTA sys-
●
tem. The LTA system does not auto-
matically drive the vehicle or reduce
the amount of attention that must be
paid to the area in front of the vehicle.
The driver must always assume full
responsibility for driving safely by pay-
ing careful attention to the surround-
ing conditions and operating the
steering wheel to correct the path of
the vehicle. Also, the driver must take
adequate breaks when fatigued, such
as from driving for a long period of
time.
Failure to perform appropriate driving
●
operations and pay careful attention
may lead to an accident, resulting in
death or serious injury.
When not using the LTA system, use
●
the LTA switch to turn the system off.
Situations unsuitable for LTA system
■
In the following situations, use the LTA
switch to turn the system off. Failure to do
so may lead to an accident, resulting in
death or serious injury.
Vehicle is driven on a road surface
●
which is slippery due to rainy weather,
fallen snow, freezing, etc.
Vehicle is driven on a snow-covered
●
road.
White (yellow) lines are difficult to see
●
due to rain, snow, fog, dust, etc.
Vehicle is driven in a temporary lane or
●
restricted lane due to construction
work.
Vehicle is driven in a construction
●
zone.
A spare tire, tire chains, etc. are
●
equipped.
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4-5. Using the driving support systems
When the tires have been excessively
●
worn, or when the tire inflation pres-
sure is low.
When tires of a size other than speci-
●
fied are installed.
Vehicle is driven in traffic lanes other
●
than that highways and freeways.
When your vehicle is towing a trailer
●
(vehicles with towing package) or dur-
ing emergency towing.
Preventing LTA system malfunctions
■
and operations performed by mistake
Do not modify the headlights or place
●
stickers, etc. on the surface of the
lights.
Do not modify the suspension etc. If
●
the suspension etc. needs to be
replaced, contact your Lexus dealer.
Do not install or place anything on the
●
hood or grille. Also, do not install a
grille guard (bull bars, kangaroo bar,
etc.).
If your windshield needs repairs, con-
●
tact your Lexus dealer.
Conditions in which functions may
■
not operate properly
In the following situations, the functions
may not operate properly and the vehicle
may depart from its lane. Drive safely by
always paying careful attention to your
surroundings and operate the steering
wheel to correct the path of the vehicle
without relying solely on the functions.
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