Volvo XC90: Driver support / Recommended camera and radar sensor maintenance
In order for the camera and radar units to function properly, they must be
kept free of dirt, ice, snow, etc. and should be washed regularly with water and
car washing detergent.
NOTE
Dirt, ice and snow covering the sensors could cause false warnings, reduced
function, or no function.

Location of the Park Assist sensors

Location of rear radar sensors. Keep the marked area clean
(on both the left and right sides of the vehicle).
- For best possible performance, it is important to keep the areas in front
of the sensors clean.
- Do not attach any objects, tape or decals to the surface of the sensors.
- Clean the camera lenses regularly using lukewarm water and car washing detergent.
Wash gently to avoid scratching the lens.
CAUTION
Only a workshop may perform maintenance on driver support components –
an authorized Volvo workshop is recommended.
The camera and radar sensor used by several of the driver support functions
has certain limitations, which also affect the functions using the camera and radar
sensor...
Here are examples of some of the messages and symbols related to the camera
and radar units that may be displayed in the instrument panel.
Sensor blocked
If this symbol and the message Windscreen sensor Sensor blocked, see
Owner's manual is displayed in the instrument panel, it means that the camera
and radar unit are unable to detect other vehicles, cyclists, pedestrians and large
animals in ..
Other information:
(Option/accessory.)
The steel cargo grid prevents loads or pets in the cargo compartment from
being thrown forward into the passenger compartment during hard braking.
For safety reasons, the steel grid must always be installed and secured correctly.
WARNING
Under no circumstances may a person be in the cargo compartment when the
vehicle is moving. Heavy braking or a collision could lead to seri..
HD Radio is deactivated when the car leaves the factory.
When listening to an HD Radio station and driving through areas with weak HD
signals (fringe areas), you may experience that the radio repeatedly switches between
analog/digital and digital/analog reception. If this happens, it may be desirable
to switch HD off.
Carry out the following to activate or deactivate HD Radio:
Drag down the t..