I am off to the Shack. Eric
On Fri, Jul 13, 2012 at 10:39 AM, Mark Phillips <[email protected]>wrote: > Yes. > > > On 07/13/2012 10:28 AM, Eric McCord wrote: > > on yours it was T2? Did you just replace the transistor to get it back up > and running? > > Eric > > On Fri, Jul 13, 2012 at 10:25 AM, Mark Phillips < > [email protected]> wrote: > >> The relay has 12 volts applied to one side of the coil with the ignition >> on. When you jump F/P to GND you are taking the other side of the relay >> coil straight to ground bypassing the transistor. Normally the transistor >> performs this grounding function (sinking current). T2 also interacts with >> other circuity in the MAF box. >> >> This happened to me about 4-5 years ago on my '92. >> >> Mark >> >> >> On 07/13/2012 10:00 AM, Eric McCord wrote: >> >> When I jump out the F/P to GND the pump stays on but I still have the >> same symptoms. If that transistor drives the relay but I jump it out should >> that not run? >> >> Eric >> >> On Fri, Jul 13, 2012 at 9:54 AM, Mark Phillips < >> [email protected]> wrote: >> >>> Hi Eric, >>> >>> I sent this out earlier but didn't see it repost. I apologize if its a >>> repeat. >>> >>> There is a transistor in the Link box that replaces the AFM; it drives >>> the fuel pump relay. It is an NPN transistor, is marked "T2" and may have >>> failed. About $1.50 and a soldering iron to replace. >>> >>> Mark Phillips >>> >>> >>> On 07/13/2012 09:40 AM, Eric McCord wrote: >>> >>> I just swapped out the CAS and same symptoms. If it's a bad MAF box >>> where can I get one of those? Since my Baja went down the Miata has been my >>> only transportation and Kaitlyn and I are leaving in a week and a half for >>> the dragon and our road trip. >>> >>> Eric >>> >>> On Fri, Jul 13, 2012 at 9:18 AM, Ray <[email protected]> wrote: >>> >>>> Can also be that one of the two signals from the CAS is not there. >>>> >>>> *From:* Eric McCord <[email protected]> >>>> *Sent:* Thursday, July 12, 2012 6:21 PM >>>> *To:* [email protected] <[email protected]> >>>> *Cc:* [email protected] >>>> *Subject:* Re: '91 fires, won't stay on... >>>> >>>> Just checked that connector. It looked fine, I reseated it and still >>>> have the same symptoms. >>>> >>>> Eric >>>> >>>> On Thu, Jul 12, 2012 at 9:07 PM, [email protected] <[email protected] >>>> > wrote: >>>> >>>>> Have you checked the manifold pressure connection (heck! I think >>>>> that's what its called - I can't remember!) ? If it comes loose, it may >>>>> begin to fire and then die. On mine its the small box with the AFM-like >>>>> connector (multi-pin) on the driver's side. >>>>> >>>>> LGO >>>>> >>>>> >>>>> _______________________________________________ >>>>> 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 >>> [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 >>> >>> >> >> >> > > >
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