[T3] New pump different hic-ups
Tim Keohane
rheorojo at frontier.com
Mon May 18 23:15:38 PDT 2015
I will give that a try tomorrow.
I had considered adding a quart of diesel fuel to scrub the lines and injectors. Any thoughts on that suggestion?
Tim
73 FI auto
On May 18, 2015, at 9:05 PM, Jim Adney wrote:
> On 18 May 2015 at 21:45, Gary Forsmo wrote:
>
>> Your remedy for resolving the "sometimes" problem of "sticking injectors"
>> is EXACTLY what I've been telling you about my '69 Square. But you
>> explained it so much clearer.
>> Your description of the "fix" is precisely what we should try, when you
>> return.
>
> In my limited experience, the injectors have tended to "stick"
> slightly open. In other words, one of them will fail to shut off
> completely. When this happens, the car will only run on 3 cylinders
> until you get up to speed enough to clear out that over-fueled
> cylinder. Once cleared out, things go right back to normal: 4 good
> cylinders.
>
> My guess is that this is due to a bit of rust that keeps the injector
> pintle from dropping all the way back to the closed position. My hope
> is that some amount of continuing operation will eventually clear
> this rust away.
>
> I've never experienced one cylinder going from good to bad suddenly
> in the middle of a drive, so I think your experience is different.
> But we can certainly consider that possibility.
>
>
> --
> *******************************
> Jim Adney, jadney at vwtype3.org
> Madison, Wisconsin, USA
> *******************************
>
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