Volvo XC 90 Quick Manual page 5

using keyLess Locking/unLocking*
you simply need to have the remote control key with you in a pocket,
for example, in order to lock or unlock the car. the remote control key
must be within a semicircular area of radius approx. 1.5 metres from
both long sides or approx. 1 metre from the tailgate (see illustration).
Unlock and disarm the alarm
1. grasp a door handle or press the rubberised pressure plate beneath
the tailgate handle in order to unlock the car. unlocking is complete
when the car's hazard warning flashers flash twice and the lock
indicator in the windscreen extinguishes.
2. open a door or the tailgate.
Lock and arm the alarm
1. close all doors. the tailgate can be open during locking with the
side door handles.
2. touch the marked surface towards the rear on the outside of an
outer door handle or press the lock button on the bottom edge of
the tailgate before closing it. Locking is complete when the car's
hazard warning flashers flash once and the lock indicator in the
windscreen starts flashing.