Daymare: 1998

This is done at the end of chapter 3 before you enter the Dam area. You will have just gotten the swipe key from the gas station and will head through the crash site into this area. When you get to the keypad do not enter the correct code, just sit at the pad waiting for Raven to say something and the achievement will pop. Below at 18:15 in the video is the area you need to do this at.