Automotive Wiring and Electrical SystemsOften, wiring and electrical work intimidate automotive do it yourselfers more than anything else. It's not mechanical, and therefore, it's unfamiliar territory. Electrons are invisible, and to an untrained enthusiast they can do unpredictable things. Finally, here is an enthusiast's guide that takes the mysteries and misunderstandings out of automotive electrical design, modification, diagnostics, and repair. Automotive Wiring and Electrical Systems