PEUGEOT 308 Handbook page 58

Access
Locking
 With the electronic key in the recognition
zone A , press with a finger on one of the
front door handles (at the markings) to lock
the vehicle.
Maintain pressure with your finger until the
windows close completely.
If a door or the boot is not properly
closed, with the engine running
or the vehicle moving (speed
above 6 mph (10 km/h)), a message
appears for a few seconds.
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 With the key in the recognition zone A ,
press the tailgate locking control to lock
the vehicle.
Locking is confirmed by fixed lighting of
the direction indicators for a few seconds.
Depending on your version, the door
mirrors fold, the alarm is activated.
For reasons of safety and theft
protection, do not leave your electronic
key in the vehicle, even when you are
close to it.
It is recommended that you keep it on
your person: in a pocket, bag, ...
Ensure that no one prevents the correct
operation of the windows.
Be aware of children when operating
the windows.