And passenger ejection seat.It’s a button. Push it to activate the roof retraction system.
it appeared to be a reasonable question about a Jeep feature posted to a forum about Jeeps.Thanks. I assume the comment about the manual was sarcasm. I started with the manual, looked up dash and there was no reference to direct me to. Now that I know what it is I suppose I could look up sensor but that presupposes I already knew it was a sensor which I did not