If the actuator is broken, you will need to replace it.Latch and Actuator Assembly issue
Front Driver Right Door Lock Actuator problem.
Still no clear thread how to change or repair actuator
Thanks ALL and especially Scar, all your knowledge is greatly appreciated.
Regards WASEEM
However, the Euro actuators are not the same as the US versions. The Euro version has a double lock feature.
More info here. https://www.nitroforumz.com/threads/drivers-door-not-opening.32976/
If you can not get the door open, you have a lot of work ahead of you. The actuator has 3 screws on the shut face of the door. Door closed there is no easy access.