Volvo XC90: Key, locks and alarm / Arming and disarming the alarm
The alarm is armed when the vehicle is locked and disarmed when the vehicle
is unlocked. The alarm can also be disarmed without a functioning key.
Arming and disarming the alarm
The alarm is armed when the vehicle is locked and disarmed when the vehicle is
unlocked.
Disarming the alarm without a functioning remote key
The vehicle can be unlocked and disarmed even if the remote key is not functioning
e.g. if the battery is discharged.
- Open the driver's door using the detachable key blade.
- This will trigger the alarm.

Location of the backup key reader in the cup holder.
- Place the remote key on the key symbol in the backup reader in the tunnel
console's cup holder.
- Turn the start knob clockwise and release.
- The alarm will be disarmed.
Turning off a triggered alarm
- Press the unlock button on the remote key or put the ignition into mode
I by turning the start knob clockwise and then releasing it.
The alarm emits sound and light signals if anyone without a valid remote key
attempts to break into the vehicle or interferes with the start battery or alarm
siren...
Driver support systems
The vehicle is equipped with a number of driver support systems that can provide the driver with active or passive assistance in various situations...
Other information:
Tire pressure decreases over time, which is normal. The tire pressure must
therefore be adjusted to maintain the recommended tire pressure.
Use the recommended inflation pressure for cold tires to help maintain good tire
performance and even wear.
NOTE
To help prevent incorrect inflation pressure, pressure should be checked when
the tires are cold...
(Option/accessory)
(Depending on market, this function can be either standard or optional.)
The following illustrations show how Adaptive Cruise Control (ACC1
) can appear in the various displays in different situations.
Speed
Speed indicators
Set speed
Speed of the vehicle ahead
The current speed of your vehicle
Time interval
Adaptive Cruise Control will only
regulate the time interval to ..