It should take a lot of force to move the pushrod when no boost is present. My 12 psi can required about 40-50 lbs.
----- Original Message ----- From: "Mark Cookson" <[EMAIL PROTECTED]> To: "miatapower List" <[email protected]> Sent: Tuesday, April 22, 2008 7:09 AM Subject: Re: Diagnosing fuel cut > This morning, before reading this e-mail, I was able to manually move > the waste gate with the pushrod still connected. I also shifted the > intercooler piping a bit to give more room for the signal line to get > to the can (which has always been a bit cramped and looks like it's > kinked, but it's always been that way and it's previously always > worked). Still no change, unlimited boost. > > Tonight I'll see what happens if I bypass the solenoid and go directly > from the turbo output to can. > > Thanks for the ideas! > > Mark > > On Tue, Apr 22, 2008 at 8:28 AM, Ray Ayala <[EMAIL PROTECTED]> wrote: >> >> >> Yes ... but disconnect the pushrod first so you can feel where the >> problem >> is (can or WG). >> >> >> >> ----- Original Message ----- >> From: Sam Sharp >> To: Ray Ayala >> Cc: Mark Cookson ; miatapower List >> Sent: Monday, April 21, 2008 6:11 PM >> Subject: Re: Diagnosing fuel cut >> >> >> I think I'd start by turning the lever manually with a pair of pliars. >> The >> shaft might just be stuck. >> >> Sam >> >> >> On Mon, Apr 21, 2008 at 6:39 PM, Ray Ayala <[EMAIL PROTECTED]> wrote: >> >> > The can is operated by pressure, not vacuum, and a bicycle tire pump >> > works >> > nicely if you can figure out how to connect it. The problem could also >> > be >> a >> > leaky or disconnected hose or a bad EBC solenoid valve (stuck plunger >> > or >> > broken return spring) or a damaged electrical control going to it. >> > >> > >> > >> > >> > >> > ----- Original Message ----- >> > From: "Mark Cookson" <[EMAIL PROTECTED]> >> > To: "miatapower List" <[email protected]> >> > Sent: Monday, April 21, 2008 5:05 PM >> > Subject: Diagnosing fuel cut >> > >> > >> > > Over the weekend I changed the plugs and wires. Good news is that it >> > > runs like a champ, no misfires :-) and it pulls hard right up to fuel >> > > cut around 5k RPMs. :-( >> > > >> > > I decided to watch the boost gauge and somewhere over 15 psi is where >> > > the fuel cut happens. The Link is set to a MAP limit of 195kpa, so >> > > just to verify, I turned off the MAP limit and did another run. At >> > > about 22 psi I took my foot off the gas -- there was no stumbling and >> > > no fuel cut (I didn't look at the O2 gauge, but I'm guessing my >> > > little >> > > 440 injectors were well past their rated limit). >> > > >> > > So, it's a bad waste gate canister, right? The Link boost solenoid >> > > doesn't come into play since I had the boost target set at 100kpa >> > > (running through the initial boost setup docs). >> > > >> > > I imagine that 3 years of sitting still in MN humidity has caused it >> > > to seize, but is there any way to be sure? A hand vacuum pump maybe? >> > > Any way to loosen it up? >> > > >> > > Thanks, >> > > Mark >> > > _______________________________________________ >> > > Miatapower mailing list >> > > [email protected] >> > > http://list.miatapower.net/cgi-bin/mailman/listinfo/miatapower >> > >> > _______________________________________________ >> > Miatapower mailing list >> > [email protected] >> > http://list.miatapower.net/cgi-bin/mailman/listinfo/miatapower >> > >> >> > _______________________________________________ > Miatapower mailing list > [email protected] > http://list.miatapower.net/cgi-bin/mailman/listinfo/miatapower _______________________________________________ Miatapower mailing list [email protected] http://list.miatapower.net/cgi-bin/mailman/listinfo/miatapower
