Originally Posted by canadaIS

clubfoot: yes, both green lights are always on.
19psi: Yes, when this happens, I hit the front defrost button, which works well. Guess I was expecting the system to automatically do this for me. After all, the system is set on "auto", so shouldn't it adjust to the changing conditions? Perhaps I am expecting too much
And, I have owned 4 other Lexus's, and I don't recall the fogging up problem to the same extent.