i have a 2004 mpv which is having problems with the pass side automatic door, nuthing in the way of the door but it wont lock once it is closed, the door slides but once it reaches it close point but it wont do its automatic closing , which is thelocks engaging at the front part of door , you can also hear it, even closing it manually thedoor dosent make the sound so i even wonder if the door is even closed, any body with trouble shooting suggestions?t