Press the key's 
button.
button.The tailgate is unlocked and can be opened from the outside.
The side doors are still locked and the alarm is armed*. The lock and alarm indicator on the instrument panel extinguishes in order to show that the entire car is not locked.
If the tailgate is not opened within 2 minutes then it is relocked and the alarm is re-armed.
Power operated tailgate*
Hold the key's button depressed for a couple of seconds.
button depressed for a couple of seconds.The tailgate is unlocked and opened, while the side doors remain locked and their alarm functions armed*.
Note
If the system for the power operated tailgate* works continuously for a long time, it is deactivated in order not to overload it. It can be used again after a few minutes.