Lexus RZ450E 2023 Owner's Manual page 366

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366
6-2. Using the safe driving support functions
WARNING
When loading the vehicle onto a boat,
truck or other transport vessel
If the suspension has been modified or
tires of a size other than specified are
installed
If the front of the vehicle is raised or
lowered due to the carried load
When equipment that may obstruct a
sensor is installed, such as a towing
eyelet, bumper protector (an addi-
tional trim strip, etc.), bicycle carrier, or
snow plow
When using automatic car washing
devices
If the vehicle cannot be driven in a sta-
ble manner, such as when the vehicle
has been in an accident or is malfunc-
tioning
When the vehicle is driven in a sporty
manner or off-road
When the tires are not properly
inflated
When the tires are very worn
When a tire chains or an emergency
tire puncture repair kit is used
During emergency towing
Precautions for the suspension
Do not modify the suspension of the
vehicle. If the height or tilt of the vehicle is
changed, the sensors may not be able to
detect detectable objects and the system
may not operate correctly, possibly lead-
ing to an accident.
Enabling/Disabling the PKSB
(Parking Support Brake)
The PKSB (Parking Support Brake)
can be enabled/disabled on
center display. (P.593)
When the PKSB (Parking Support
Brake) function is off, the driving assist
information indicator (P.240) will
illuminate and a message will be dis-
played on the multi-information dis-
play.
When turned OFF (disabled), the PKSB
(Parking Support Brake) will be disabled
and will not be enabled until the setting is
changed to ON again in center display.
(The function will not be reenabled by
operating the power switch.)
PKSB (Parking Support Brake)
displays and buzzers
If the EV system output restriction con-
trol or brake control operates, a buzzer
will sound and a message will be dis-
played on the multi-information display
and center display to alert the driver.
Depending on the situation, EV system
output restriction control will operate
to either limit acceleration or restrict
output as much as possible.
EV system output restriction con-
trol is operating (acceleration
restriction)
 Acceleration greater than a certain
amount is restricted by the system.
 Center display: No warning dis-
played
 Multi-information display: "Object
Detected Acceleration Reduced"
 Driving assist information indicator:
Not illuminated
of the
 Buzzer: Pong (single)

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