How can I fix the faulty electronics on my zafira?

Following a flat battery, the fog lights, light sensor, and dashboard lights have stopped working in my vauxhall zafira 2.0 dti 2002. We have checked fuses to no avail, and as am about to have mot stepdad will be checking wires. how do we get to them, is an electronics map availiable, other than getting a haines manual?