Volvo S60 Owner's Manual page 151

Cause
Swirling water or snow from the surface of the road may interfere with
the radar signals.
The surface of the radar is clean but the message remains in the display.
Symbols and messages in the display
Symbol Message
-
-
-
-
- Turn on DSTC to enable
Cruise
- Cruise control Cancelled
- Cruise control Unavailable
Action
No action possible. A very wet or snow-covered road surface may affect
the function of the radar.
Wait a short time. It may take several minutes for the radar to detect that
it is no longer obstructed.
Description
Standby mode or active mode when no other vehicle has been detected.
Active mode with a detected vehicle to which ACC is adapting speed/distance.
Time interval while it is being set.
Time interval after it has been set.
ACC cannot be put in active mode if the stability system DSTC is in Sport mode. Switch DSTC to
normal operating mode, see page 138 for more information.
ACC has been automatically switched off.
The driver must regulate the vehicle's speed/distance to the vehicle ahead.
ACC cannot be put in active mode. This may be due to:
•
high brake temperature
•
the radar sensor is obstructed (by heavy rain, snow, etc.)
04 Comfort and driving pleasure
Adaptive Cruise Control (ACC)*
*
Option/accessory, for more information, see Introduction.
04
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