Key Halo Lamp
If the driver door is opened while IGN 1 power is OFF, the key halo lamp comes ON. It stays ON for 8 +/- 0.1 sec. even since the driver door is closed.
Because the key halo lamp is disabled during the IGN 1 ON. If IGN 1 is turned ON within the delay time, 8 +/- 1 sec, it goes OFF.