Lexus LS500h, Manual, Page: 252 / 524

252
4-5. Using the driving support systems
LS500h_OM_(U)_1810
■
Warnings may not occur when
In the following instances, warnings
may not occur even when the vehi-
cle-to-vehicle distance is small.

When the speed of the preceding
vehicle matches or exceeds your
vehicle speed

When the preceding vehicle is trav-
eling at an extremely slow speed
 Immediately after the cruise control
speed was set

When depressing the accelerator
pedal
When constant speed control mode is
selected, your vehicle will maintain a
set speed without controlling the vehi-
cle-to-vehicle distance. Select this
mode only when vehicle-to-vehicle dis-
tance control mode does not function
correctly due to a dirty radar, etc.
1
With the cruise control off, press
and hold the cruise control main
switch for 1.5 seconds or more.
Immediately after the switch is pressed, the
radar cruise control indicator will come on.
Afterwards, it switches to the cruise con-
trol indicator.
Switching to constant speed control mode
is only possible when operating the switch
with the cruise control off.
2 Accelerate or decelerate, with
accelerator pedal operation, to the
desired vehicle speed (at or above
approximately 20 mph [30 km/h])
and press the “-SET” switch to set
the speed.
Cruise control “SET” indicator will come
on.
The vehicle speed at the moment the
switch is released becomes the set speed.
Adjusting the speed setting:

P.249
Canceling and resuming the speed setting:

P.251
■
Dynamic radar cruise control with
full-speed range can be set when
●
The shift position is in D.
●
Range 4 or higher of D has been selected
by using the paddle shift switch.
●
The desired set speed can be set when
the vehicle speed is approximately 20
Selecting constant speed con-
trol mode