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:
The vehicle's ignition can be put in various modes (levels) to make different
functions available.
To enable the use of a limited number of functions when the engine is not running,
the ignition can be put in one of three different levels: 0, I and
II. These levels are referred to as "ignition modes" in the Owner's Manual.
The following table shows which functions are available in each ignition ..
(Option/accessory)
The seats can be ventilated to provide increased comfort in warm weather.
The ventilation system consists of fans in the seats and backrest that draw air
through the seat upholstery. The cooler the passenger compartment is, the greater
the cooling effect of the ventilation. The system can be activated when the engine
is running.
Tap the left- or right-side
steering whee..