Corrosion can crawl up a wire hidden under the insulation and still cause the circuit/wire... to run hot even tho you cleaned the connection. Relay's are a wonderful way to limit power draw threw stitches.
I have a 70 fj40 and I found my ignition switch was getting hot like that. Everything was rewired & good so I was at a loss as well. I put the main power on a relay instead of running it thru the ign switch and I did the same with the...
Thanks much. I ordered the kit from Toyota today. Simple and cheap fix. That fuse gets hot enough to melt the corner of the plastic cover. Just doesn't seem right. But I can't find anything else.
https://forum.ih8mud.com/threads/best-aftermarket-headlights-for-fj40.1019142/page-9
A lot of auto manufacturers wire their headlights the same way with the same results. From the batt to the fuse blk to the switch then to the headlights. The...
I'm out of ideas. The headlight fuse on my FJ-40 gets so hot I can't keep my finger on it. It's the standard 20 amp fuse. It gets hot but doesn't blow. But I don't leave it on very long either. Maybe it would blow if left on long enough. So far...