Re: A V-6 FI Poser

[George Graves <gmgraves@xxxxxxxxxxx>]

Thanks for the suggestion, but I just replaced the original 2.5 AFM 
that came with the car with a three liter AFM to match my new engine, 
and this problem occurred both before and after the AFM change. I 
suspect that it's unlikely that BOTH AFMs developed the same problem.

George Graves
'86 GTV-6

On Tuesday, June 10, 2003, at 04:59 PM, alfa-digest wrote:


> Date: Tue, 10 Jun 2003 13:26:03 -0700 (PDT)
> From: Ray Cordova <cordovar@domain.elided>
> Subject: Re: A V-6 FI Poser
>
> George,
> The performance symptom sounds exactly like something that happened to 
> me
> recently with my GTV 6.  It turned out that the flap in the AFM was 
> ever so
> gently getting stuck.  When you touch the throttle you open the 
> throttle body
> butterfly letting in air, but the AFM doesn't signal the need for more 
> fuel so
> the engine goes *way* lean causing the stumble (or kill if you keep it 
> up).  My
> car did it after having been stuck in a traffic jam, i.e., high 
> underhood
> temperature.  I just cleaned up the AFM real well and it hasn't 
> happened again -
> of course I haven't been in any traffic jams recently either.  I 
> suspect that
> the angle of your car when it's resting on a up hill is causing the 
> gentle jam.
> BTW, when mine did get stuck, just touching it lightly (I was checking 
> for free
> movement) moved it and resulted in normal performance.  Hope this 
> helps.
>
> - -Ray
> '84 GTV 6
> San Diego
>
> - ------
> You wrote:
> When I park my GTV-6 on an incline (even a slight one) with the nose
> pointing up the incline for any period of time (a few minutes doesn't
> seem to have any effect, but a couple of hours will cause this) the
> car, seemingly, has NO fuel pressure. It will start and idle, but will
> only stumble without ever increasing engine speed if I open the
> throttle. Shutting the engine off, and restarting has so far cleared
> the problem. Otherwise the car runs great.?????!!!!!!!
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