Door release noise???

[chimi500]

My doors are making a machine gun sounding noise when i press the release buttons, any one know whats causing
it, doing my head in!

[chimi500]

Thanx guys
the pads are ok sounds like a relay or somthings tripping , like door unlocking 10 times

[chimi500]

Pulled the carpet back and found a plunger type device , is this the solenoid?
This is where the noise is coming from, also does it when i unlock the car?