Originally Posted by Loki

If the cabin floor is getting hot, you may want to take down your catalytic converter and checking it for clogging. Once your coils start to go, the cat is often next.

As for the fans, you refer to 1 fan. Do you mean only 1 turns or both the primary and auxiliary turn on?

By all means, the fans on low kit will help, as long as both fans are operational.

And finally, what's the ambient temperature when your car idles at 100C?