The smaller w/r trips the relay for your fuel pump and powers many things. Look at my build I listed them off. I crossed the 2 wires by mistake.
Sport chassis with double diagnals and custom windshield hoop FMII with Hydra EMS Built 99 engine with 3071 turbo T2 transmission, Getrag Diff - 15% longer gearing FM big flex fuel kit FM big spark kit First Canadian Street Legal Exocet?