Fuse box Opel/Vauxhall Vectra B Fuse box in passenger compartment Opel/Vauxhall Vectra B. Fuse box location. fuse box diagram (1995-2000). legend. 1. Horn relay. 2. Headlamp high beam relay. 3. Rear windscreen wiper relay. 4. Door mirror heater relay. 5. Fog lamps relay. 6. Rear fog lamp relay. 7. Indicator relay – LH. 8. Vauxhall Vectra C (2002 - 2008) - fuse box diagram - Auto Jul 29, 2018Vauxhall Vectra C – fuse box – luggage compartment. The fusebox is located on the left side of the luggage compartment, in the stowage compartment. Saloon / Hatch: Press the latch down a nd open the cover. Estate: Press both latches down and open the cover and interior trim.