Sounds like the classic "Main Relay" problem except that I have not heard it
happen on Accords. Not even sure if Accords have that troublesome relay.
Anyway, if they do, you'll find the solution on the ff:

http://www.markl.f9.co.uk/howto/elec...main-relay.htm


"Mark" <nospam@thanksanyway.org> wrote in message
news:urWdnXnTaJH58qPcRVn-oA@speakeasy.net...
> My 1991 Accord EX won't start in the late afternoon when
> the sun heats up the driver's side of the car. As soon as the
> sun goes down and the vehicle cools, the car starts instantly.
>
> I suppose it's vapor lock or some such fuel system issue.
> Any suggestions before I pay the local garage a bundle to
> diagnose it?
>
> Thanks
> -Mark
>
>