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Re: FI Ignition Problem (73 fastback)


You know it to be in the ignition, right? Do a tune up and then be suspicious
of the Distributor.... What was the last engine fix you did? Fuel injection
sucks for most 70-80's cars anyway. Buy non-smog and you'll be alot more
happy!!!

-Terry
71 Westy (Needs bodywork)

Douglas_Brashear@mail.amsinc.com wrote:

> I posed this question to Jim A. a few days ago, but I figured I'd poll the
> collective knowledge of the list one more time on this one (now that I have
> a few more facts in hand).  My 73 fasty is running poorly (stock FI, 40 K
> miles on original engine, idles well when cold, when warm the idle has this
> surging effect, difficult to maintain engine speeds because it wants to
> hesitate).  At first I thought it was a fuel pressure problem...but a few
> days ago I checked the plug wires with my inductive timing light with
> puzzling results.
>
> - the pulses from the coil are consistent (didn't miss a beat)...its a new
> Bosch blue coil (tried and tested in my squareback)
> - the pulses to each plug seem to miss here and there, particularly when I
> try to hold an engine speed of like 3000 RPM
> - the plug wires are almost new as well (though I haven't checked
> resistance with a voltmeter yet)
>
> I bought a new set of plugs to install, just to eliminate another variable,
> but if that doesn't help I'm tempted to say the problem is with the
> distributor...why else would the current going in be strong and consistent
> and the pulses going to each plug be inconsistent?  Would a distributor
> rebuild, with new points, condensor, etc. help?  Any ideas?
>
> Many thanks in advance!
>
> -Doug
> 69 auto FI squareback (for sale)
> 73 FI fastback
> 98 NB
> douglas_brashear@mail.amsinc.com

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