Transfer Case (MPV 4WD)
WARNING: This page is about a different car, the 1992 Mazda Navajo. However, it is still accessible from the selected car via links, so may be relevant.
Remove level (lower) plug. If fluid drains out or is level with opening, install plug. If fluid is low, remove fill plug above and left of level plug opening. Fill until fluid is level with lower plug opening. Install plugs.