Volvo XC90: Driver support / Radar sensor
The radar sensor is used by several driver support systems to detect other
vehicles.

Location of radar sensor
The radar sensor is used by the following functions:
- Distance Alert*
- Adaptive Cruise Control*
- Pilot Assist*
- Lane Keeping Aid
- City Safety
- Steering assistance at risk of collision
Any modifications to the radar sensor may make its use illegal.
* Option/accessory.
(Option/accessory.
Messages for Park Assist Pilot (PAP1) may be displayed in the instrument
panel and/or the center display. Several examples are provided below...
The type approval for the vehicle's radar units for adaptive cruise control*
(ACC1), Pilot Assist* and BLIS*2 are found here.
This device complies with Part 15 of the FCC Rules and with Industry Canada licenseexempt
RSS standard(s)...
Other information:
The rain sensor monitors the amount of water on the windshield and automatically
starts the windshield wipers. Rain sensor sensitivity can be adjusted using the
thumb wheel on the right-hand steering wheel lever.
Right-hand steering wheel lever.
Rain sensor button
Thumb wheel, sensitivity/interval
wiper speed
When the rain sensor is activated, the
rain sensor symbol will be displayed
in th..
In many cases, a main HD Radio station (FM wavebands only) will also have sub-channels
offering additional types of programming or music.
Sub-channels
Example of an HD Radio station with sub-channels
If any sub-channels are available, they will listed below the main channel on
the screen. In this example, WILD-FM HD2 is a sub-channel.
Selecting sub-channels
To listen to a station's sub-channel(..