Saab 9-3 (2003) - fuse box diagram - Auto Genius Saab 9-3 (2003) – fuse box diagram. Year of production: 2003. Instrument panel Saab 9-3 – fuse box – instrument panel Harnesses, fuses and relays - Saab 9-5 - SaabWorld - Forum Jan 19, 2014Information from the WIS for the 2005 Saab 9-5 9014 Wiring harnesses Saab 9-5 has eight wiring harnesses: front, power train, dashboard, front door, rear door, roof, tailgate and rear. They connect all the electrical components in the car to their intended points of connection. Some components have their own harnesses for distributing power in the component.