The 12V loss is something that really sunk in working on older cars. You wouldn't think a cable that read 0 on the ohmeter could still not sufficiently carry p

The 12V loss is something that really sunk in working on older cars. You wouldn't think a cable that read 0 on the ohmeter could still not sufficiently carry power, but it happens. Starter systems especially - My old van I remember wouldn't start once and all I had to do was clean the terminals on the battery with a wire brush.