Volvo XC90: Key, locks and alarm / Antenna locations for the start and lock system
The antennas for the keyless start system and keyless locking system* are
integrated in the vehicle.

Location of the antennas:
Under the cup holder in the front
section of the tunnel console
In the upper front section of the
left-side rear door1
In the upper front section of the
right-side rear door1
In the center of the rear seat backrest1
WARNING
Individuals with an implanted pacemaker should not allow the pacemaker
to come closer than 22 cm (9 in.) to the Keyless system antennas. The aim of this
is to prevent disturbances between the pacemaker and the Keyless system.
1 Only in vehicles equipped with keyless locking and
unlocking*.
* Option/accessory.
(Option/accessory.)
With keyless locking and unlocking, the tailgate can be unlocked by lightly
touching the rubberized button on the tailgate handle...
The doors and tailgate can be locked and unlocked from inside the vehicle
using the central lock buttons in the front doors.
Central locking
Button with indicator light for locking and unlocking in front
door...
Other information:
City Safety1 can help the driver detect other vehicles, cyclists,
large animals and pedestrians.
Vehicles
City Safety can detect most vehicles that are stationary or are moving in the
same direction as your vehicle. In some cases, it can also detect oncoming vehicles
and crossing traffic...
(Option/accessory.)
(Warning of collision from the rear.)
In some situations, it may be difficult for Rear Collision Warning (RCW) to
warn the driver of a collision risk.
This may be the case if:
the vehicle approaching from the rear is detected at a late stage
the vehicle approaching from the rear changes lanes at a late stage
a trailer, bicycle holder or similar is connected to the vehicle'..