Lexus 2016 IS 200t Service Manual page 205

Adjusting the set speed
To change the set speed, operate the lever until the desired set speed is dis-
played.
Increases the speed
1
Decreases the speed
2
Fine adjustment: Momentarily move
the lever in the desired direction.
Large adjustment: Hold the lever in
the desired direction.
In the vehicle-to-vehicle distance control mode, the set speed will be
increased or decreased as follows:
• When the set speed is shown in "MPH"
Fine adjustment: By approximately 1 mph (1.6 km/h) each time the lever is oper-
ated
Large adjustment: By approximately 5 mph (8 km/h) for each 0.6 seconds the
lever is held
• When the set speed is shown in "km/h"
Fine adjustment: By approximately 0.6 mph (1 km/h) each time the lever is oper-
ated
Large adjustment: By approximately 3.1 mph (5 km/h) for each 0.6 seconds the
lever is held
In the constant speed control mode (P. 208), the set speed will be
increased or decreased as follows:
Fine adjustment: By approximately 1 mph (1.6 km/h) each time the lever is operated
Large adjustment: The set speed can be increased or decreased continually until the
lever is released.
IS350/300/200t_U (OM53D18U)
4-5. Using the driving support systems
205
4