Alan wrote:
> curiousdaniel@gmail.com wrote:
>
>>My girlfriend's '91 Civic has 150k+ miles on it and just started acting
>>up. The car runs fine while driving around town, but once we get it up
>>to high speeds it will just all of a sudden die the next time we slow
>>down. Most of the time it starts right back up within a minute or so,
>>but the last time it took about 20 minutes to start up again.
>>
>>We took it to our regular mechanic, who took it out for a test drive
>>and never experienced a problem. He said it might be the fuel pump, but
>>that he wasn't sure.
>>
>>After reading through newsgroups on the subject, it seems that maybe
>>the problem is the main relay switch. Any suggestions?
>
>
> My idea is that the coil is weak and the freeway driving is keeping it
> cool enough to work until there's more heat from local driving after
> the freeway driving.
>
that's not a bad call, but it could also be the condenser. they tend to
break down over the years, and spark gets progressively weaker as it
does. heat only makes it worse.