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 electrical functions in the vehicle drain the battery to varying degrees.
Avoid using ignition mode II when the engine is switched off. Use ignition mode
I instead, as this uses less electrical current.
Note that certain accessories may also drain power from the electrical system...
It is possible to view how much space is remaining on the vehicle's hard disk.
Storage information for the vehicle's hard disk can be shown, including total
capacity, available capacity and how much space is used for installed apps. The
information is found under Settings
System
System Information
Storage...