Under the panel under your steering wheel there’s satellite fuse box. Should be labelled on the back of the panel mate. Got a little box strapped to it called your MFU which controls courtesy light timings etc
I dont have personal experience but Freelanders seem to have a pretty good reputation.The early models seem to be more resistant to serious rust. Need to watch for 4wd problems.
No spider on an Auto, immobiliser seems to be inside the injector pump. I'm not too sure, but if you've changed the injection pump, you also need to use the same green ecu to match the donor pump. Someone may correct me on this. Unfortunately...