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some trains do not have any features like opening doors. If they would then there would be written descriptions on how to open doors. Usually you press either P or Ctrl 7 or Ctrl 9.
This saying, usually phrased as: When you open a book, you open a door, means that reading introduces you to new ideas; the more (and more widely) you read, the more knowledge you'll have. And it's...
It might be very simple. You have to check cigarette lighter fuse in fuse box under steering wheel. It's connected with back door lock. If if happens again when you change fuse you might have some...