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I had the same problem front passenger door. I pulled the fuse for that door, started the car, locked it, unlocked it, turned the car off and replaced the fuse. Problem solved.
My front passenger door handle would be present itself but would not open. I read on the Tesla Forum that this was a possibly a sensor problem with somebody trying to open the door before the handle presented itself. I pulled the fuse to that door, started the car, locked the doors, unlocked...