Opel ASTRA Owner's Manual page 34

32 Keys, doors and windows
● vehicle inclination, e.g. if it is
raised
● ignition
Activation
All doors must be closed and the
electronic key of the electronic key
system must not remain in the
vehicle. Otherwise the system cannot
be activated.
● Radio remote control: self-
activated 30 seconds after
locking the vehicle by pressing e
once.
● Electronic key system: self-
activated 30 seconds after
locking the vehicle by pressing
the button on any exterior door
handle.
● Radio remote control or
electronic key: directly by
pressing e twice within
five seconds.
● Electronic key system with
passive locking enabled: briefly
activated after passive locking
occurs.
Note
Changes to the vehicle interior such
as the use of seat covers, and open
windows or sunroof, could impair the
function of passenger compartment
monitoring.
Activation without monitoring of
passenger compartment and
vehicle inclination
Switch off the monitoring of
passenger compartment and vehicle
inclination when animals are being
left in the vehicle, because of high
volume ultrasonic signals or
movements triggering the alarm. Also
switch off when the vehicle is on a
ferry or train.
1. Close tailgate, bonnet, windows
and sunroof.
2. Press o. LED in the button o
illuminates for a maximum of
ten minutes.