[DeTomaso] NPC Ford 460 FI

[gow2 at rc-tech.net]

Maybe, I will check. It is an old POS truck. It just seems so defined on
when it comes alive. As the temp gauge comes up it returns to itself.



> Gary
>
> You could have a vacuum leak when it is only cold.
>
>
> Larry (simple mind simple answers) - Cleveland
>
>
>
> -----Original Message-----
> From: detomaso-bounces at poca.com [mailto:detomaso-bounces at poca.com] On
> Behalf
> Of gow2 at rc-tech.net
> Sent: Monday, September 09, 2013 4:22 PM
> To: arkoch at earthlink.net
> Cc: detomaso at poca.com
> Subject: [DeTomaso] NPC Ford 460 FI
>
> Working on an 1990 Ford 450SD with a fuel injected 460. We have done a bit
> of work to it and it is running great; except when cold.
>
> When it is cold (60 degree range) I can barely keep it running until it
> warms up. Then it runs great.
>
> The Coolant temp sensor modifies the FI for fuel and timing like a choke.
> I replaced it and checked the old one. Have not ran it yet cold (too warm
> right now) but the old sensor not only ohmed out the same, but after
> putting it in the freezer ohmed out correctly to the chart.
>
> What else is going to effect cold operation in that way?
>
> Gary
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