Volvo XC60 2010 Owner's Manual page 196

04 Comfort and driving pleasure
Park assist*
with water and a suitable car washing deter-
gent.
Ice and snow covering the sensors may cause
incorrect warning signals.
NOTE
If the sensors are obstructed by e.g., dirt,
snow, or ice, this could result in false warn-
ing signals from the park assist system.
04
*
196
Option/accessory, for more information, see Introduction.