1999 Ford windstar 3.8 Fuse Box Diagram 1999 Ford windstar 3.8 Fuse Box Map Fuse Panel Layout Diagram Parts: Fuel Pump relay, switched system power relay, starter interupt relay, liftgate wiper relay, horn relay, PCM relay, maxi fuse, windshield wiper relay, A/C clutch relay, A/C clutch relay, PCM diode.