[V8] Strange no-start fuel issue

[Scott Simmons]

This could be a faulty check-valve at the fuel pump?  Letting fuel 
pressure drop while sitting.

~Scott S.

toml99 at todomundo.com wrote:

>Hi all, and congratulations to Roger on the new car.  As far as the  
>3.6-4.2 debate goes, with my convenient local station today listing  
>premium for $4.16 and diesel for a pleasant $4.64(I have a diesel  
>truck)...I can't rationalize even wanting a 4.2(but would still like  
>to testdrive one and feel the difference)     .....worse even is my  
>1990 130 2 stroke outboard that burns about 8 gal/hr(somewhere  
>between 3-4mpg at running speed).  And for what it's worth, I just  
>hit 110K, and my cargo nets are perfect....I also want to thank  
>everyone else for the enjoyable reading regarding the purchase of the  
>vehicle...
>
>So here's the problem.  Car starts right up,runs/idles/drives great.   
>I can even drive it 1/2 hour down the road, turn it off, starts right  
>up.  If it sits for awhile(1/2 hour, up to today when it was 5 hours  
>in the ski area parking lot and was about 40 degrees out), cranks but  
>no start.  Quick spray of starting fluid, and sparks right up. If I  
>left it overnight in the driveway, will start first crank in the  
>morning.   First time this happened, I tried the cold water on the  
>sensors trick, and nothing.  So, in today's case, the motor was not  
>even warm when I got back to it, so it's not necessarily a  
>temperature thing, but is starting to seem like a time thing.   I  
>also stopped twice on the way down for 5 minutes or so and started  
>fine.  I'm guessing, something electrical is telling the injectors  
>not to open, and that the starting fluid sparks it up and the fuel  
>flows/or some vacuum thing opens up when motor starts, and all is  
>fine....If it wouldn't start at all, I'd check all the fuel delivery   
>stuff, but it's running great(after it starts).  [In the 87 Saab that  
>I just rebuilt and had gone thru all the tests for "no start"(had  
>fuel pressure/injectors worked/spark etc, decided to swap out the ECU  
>and sparked right up].   I "blinked" out no fault codes the last time  
>it wouldn't start.  Any Ideas?...Sincerely Tom La Plante
>
>
>
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