Toyota PRIUS Manual page 353

STEP 2
 Adjusting the set speed
To change the set speed, operate the lever until the desired set
speed is obtained.
The set speed will be increased or decreased as follows:
Fine adjustment: By approximately 1.6 km/h (1 mph) each time
the lever is operated.
Large adjustment: The set speed can be increased or
decreased continually until the lever is released.
PRIUS PHV_OM_OM47831E_(EE)
2-4. Using other driving systems
Accelerate or decelerate the
vehicle to the desired speed,
and push the lever down to set
the speed.
"SET" indicator will come on.
The vehicle speed at the
moment the lever is released
becomes the set speed.
Increases the speed
Decreases the speed
Fine adjustment: Momentarily
move the lever in the desired
direction.
Large adjustment: Hold the
lever in the desired direction.
ITO24P105
2
353