All Power Windows Inoperative

Check for a blown fuse No. 36 (40-amp), No. 56 (7.5-amp) or No. 41 (20-amp) in underhood fuse/relay box. Check for malfunctioning power window relay in underdash fuse/relay box. See Figure . See RELAYS  under COMPONENT TESTS. Check for proper multiplex control unit input. See 3.5RL  under MULTIPLEX CONTROL UNIT under SYSTEM TESTS. Check for poor connection at ground connectors G401, G402 or G251. See WIRING DIAGRAMS  . Also check for open circuit in White/Green wire between underhood fuse/relay box and underdash fuse/relay box.