It could be water in your fuel line/gas tank. I had the same problem with
my '87 Accord LX-i with EFI. It only happened occationally. Motorweek had
recommended using 99% isopropyl alcohol in the tank to evaporate the water,
so I did... Up until this point, I have not had the problem anymore.

"Arnold" <Arnold@nospam.com> wrote in message
news:O1que.4848$PZ6.1442@trndny08...
> Hi All, my friend's 1990 Civic CRX refuses to start if the engine is hot,
> after a normal drive. When in the no start mode the engine cranks, and it
> feels like it is flooded. To start it again, he must open the hood for
> about 10 to 15 minutes, and without doing anything else, the car would
> start
> and run fine afterwards. Any ideas?
>
> Thanks
>
> Arnold
>
>
>