1990 Nissan 240sx wiring diagram Source Source Source Source Source Source Source Source Source Source Read Also: 1990 Nissan 240sx stereo wiring diagram 1990 Nissan 240sx radio wiring diagram 1989 Nissan 240sx radio wiring diagram 1991 Nissan 240sx wiring diagram 1990 Nissan truck wiring diagram 1992 Nissan 240sx radio wiring diagram