Driving Assist Systems - Lexus RX 450h 2022 Manual

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278
4-5. Using the driving support systems
economy through moderate throttle char-
acteristics and by controlling the operation
of the air conditioning system (heat-
ing/cooling).
When not in Eco drive mode, if the driving
mode select switch is turned to the left, the
Eco drive mode indicator will come on.
3
Sport mode
Controls the hybrid system to provide
quick, powerful acceleration. This mode
also changes the steering feel, making it
suitable for when agile driving response is
desired, such as when driving on roads
with many curves.
When not in sport mode, if the driving
mode select switch is turned to the right,
the "Sport" indicator will comes on.
Operation of the air conditioning sys-
tem in Eco drive mode
Eco drive mode controls the heating/cool-
ing operations and fan speed of the air con-
ditioning system to enhance fuel efficiency.
To improve air conditioning performance,
adjust the fan speed or turn off Eco drive
mode.
Automatic deactivation of sport mode
and custom mode
If the power switch is turned off after driving
in sport mode or custom mode, the drive
mode will be changed to normal mode.
Driving mode pop-up display (12.3-inch
display only)
When the driving mode is changed, the
selected driving mode will be temporarily
displayed on the side display. (P.294)

Driving assist systems

To keep driving safety and perfor-
mance, the following systems oper-
ate automatically in response to
various driving situations. Be aware,
however, that these systems are
supplementary and should not be
relied upon too heavily when oper-
ating the vehicle.
Summary of the driving assist
systems
ECB (Electronically Controlled
Brake System)
The electronically controlled system
generates braking force correspond-
ing to the brake operation
ABS (Anti-lock Brake System)
Helps to prevent wheel lock when the
brakes are applied suddenly, or if the
brakes are applied while driving on a
slippery road surface
Brake assist
Generates an increased level of brak-
ing force after the brake pedal is
depressed when the system detects a
panic stop situation
VSC (Vehicle Stability Control)
Helps the driver to control skidding
when swerving suddenly or turning on
slippery road surfaces
Enhanced VSC (Enhanced Vehi-
cle Stability Control)
Provides cooperative control of the
ABS, TRAC, VSC and EPS.

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