Volvo 2011 S80 Owner's Manual page 164

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04 Comfort and driving pleasure
Adaptive Cruise Control (ACC)*
When the
left side of the display
changes to
sor has detected another
vehicle ahead. The distance
to a vehicle ahead is only
regulated when this symbol (
nated.
Changing the set speed
After a speed has been set, it can be increased
04
or decreased by using the
When the system is in active mode, the
ton has the same function as
a smaller increase in speed.
NOTE
If one of the Adaptive Cruise Control
buttons is pressed for more than
approximately one minute, ACC will be
deactivated. The engine must then be
switched off and restarted to reset ACC.
In some situations Adaptive Cruise
Control cannot be put in active mode.
Cruise control Unavailable
in the display, see page 168.
*
164
Option/accessory, for more information, see Introduction.
Setting a time interval
symbol on the
The set time interval to vehicles ahead can be
increased by pressing
, the radar sen-
pressing
briefly in the display following adjustment.
) is illumi-
or
buttons.
1 second; 5 bars is approximately
but-
2.5 seconds. At low speeds, when the distance
, but results in
to the vehicle ahead is short, ACC increases
the time interval slightly. In order to follow the
vehicle ahead as smoothly as possible, ACC
allows the time interval to vary considerably in
certain situations.
WARNING
Only use a time interval that is suitable
in current traffic conditions.
A short time interval gives the driver lim-
ited reaction time if an unexpected sit-
is shown
uation occurs in traffic.
and decreased by
. The current time interval is shown
Different time intervals can be
selected and are shown in the
display as 1–5 horizontal bars.
The greater the number of
bars, the longer the time inter-
val. One bar represents a time
interval of approximately
I n f o r m a t i o n P r o v i d e d b y :
The number of bars indicating the selected
time interval are shown while the setting is
being made and for several seconds afterward.
A smaller version of the symbol is then shown
to the right in the display. The same symbol is
also displayed when Distance Alert is in active
mode, see page 170 .
Standby mode (temporary deactivation)
Press
to temporarily deactivate cruise con-
trol (put it in standby mode). The set speed, for
example 55 mph, is then shown in parenthe-
ses.
The previously set speed and time interval are
resumed by pressing
.
WARNING
There may be a significant increase in speed
after the
button has been pressed.
When ACC is in active mode, the vehicle's
speed increases by approximately 1 mph
(1 km/h) each additional time
is pressed.

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