Traffic Jam Assist - Lexus RX350 2023 Manual

290
4-5. Using the driving support systems
phase, a buzzer will sound continu-
ously and a message will be displayed
to warn the driver, and the vehicle will
slowly decelerate and stop. After the
vehicle stops, the system will enter the
stop and hold phase.
Stop hold phase
After the vehicle is stopped, the park-
ing brake will be applied automatically.
After entering the stop and hold phase,
the buzzer will continue sounding con-
tinuously and the emergency flashers
(hazard lights) will flash to warn other
drivers of the emergency.
Restricted functions after the operation
■
is canceled
After shifting to the deceleration stop
phase, the following functions will not be
available until the engine is re-started even
though the emergency driving stop system
is canceled:
● LTA
LCA (if equipped)
●
● Traffic Jam Assist (if equipped)

Traffic Jam Assist

*
: If equipped
Function Outline
Traffic Jam Assist is a system which,
through confirmation of the conditions
by the driver, provides lane keeping,
accelerating/decelerating, stopping,
and starting off support on some high-
ways and expressways. Also, in an
emergency, the system can decelerate
and stop, to help avoid a collision or
help reduce the impact of a collision.
■ Precautions for use
P.233
Sensors that support the Traffic
Jam Assist
 Sensors which detect the surround-
ing conditions (P.230)
 Sensors which detect the driver
condition (P.231)
■ Situations in which some or all of the
functions of the system cannot operate
P.235
■ Changes in brake operation sound and
pedal response
P.235
Situations in which the driver monitor
■
may not operate properly
P.235
Emergency Driving Stop System
P.288
*