Lincoln Navigator - 2003 Fuse Box Diagram Lincoln; Navigator - 2003 Fuse Box; Do not attempt to service, repair, or modify the air bag. supplemental restraint systems or its fuses. See your Ford or. Lincoln Mercury dealer. The front passenger air bag is not designed to offer protection to. an occupant in the center front seating position. Fuse Box Diagram > Lincoln Navigator (2003-2006) Fuse box diagram (location and assignment of electrical fuses and relays) for Lincoln Navigator (2003, 2004, 2005, 2006).