Bumping into firelocks in exosuit.

code/game/machinery/doors/firedoor.dm

@@ -57,6 +57,13 @@
 			return
 		if(!density)
 			return ..()
+		if(istype(AM, /obj/mecha))
+			var/obj/mecha/mecha = AM
+			if (mecha.occupant)
+				var/mob/M = mecha.occupant
+				if(world.time - M.last_bumped <= 10) return //Can bump-open one airlock per second. This is to prevent popup message spam.
+				M.last_bumped = world.time
+				attack_hand(M)
 		return 0