Had a similar problem and got it fixed recently.
It was one brush broken on the first picture. Causing the circuit unable to complete. Causing the car think it's in the lock state even its unlocked.
Hope it's helpful
I bought my first car a Micra S Automatic 1.0L 5 doors back in the end of this September from an garage or trader in London and I paid £900 for it. Given that it have a clear MOT history, 73K on the clock and just passed MOT few days ago.
It was a hell long of story....
On the first day of my...