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Suck on the pressure sensor: Does it hold vacuum? It should. Try a different pressure sensor. Try a different brain. Do you have a proper matched set of 71 parts? (I can't remember if I helped you with these or not...?) Jim On 30 Aug 2001, at 15:39, Mark Healey wrote: > Throughout this saga people were telling me to check things that I had > checked earlier on. So here is a complete description the problem. I > hope someone can come up with something else to check before I start > spending a bunch of money swapping out parts. > > P.O. had a mix-n-match FI system in there. I couldn't > ajust anything right. I put in all 71 parts and it is alot > better but still not right. > > > The problem: > > Power and mileage are low and there is black smoke in the > exhaust. > > What I've checked or ajusted. > > Fuel Pressuere is 28 psi > > Charging voltage is 14.0 > > Valves are ajusted. > > Dwell is set with the feeler guage. > > It is timed. > > Compression is 100 all the way around. > > All spark plugs were blackened. Now cleaned and gapped. > > Idle is 800. > > Primary MPS winding is 100 ohms. > > Secondary MPS winding is 350 ohms. > > Temp sensor 1 is 300. > > Temp sensor 2 is some value I forgot but I wrote "OK" in the > book. > > What's left to check? > > Someone suggested that the cold start valve or injectors > might be leaking. I doubt this becaue it was running lean > before I put in the new parts. > > It was taking a while to start and then ran smoothly. Jim > suggested that there was a leak in the fuel lines but I > think the air got in when I put on and removed the pressure > guage. > > Mark Healey > 71 FI auto square > 71 FI manual square > marksvw@healeyonline.com > > > ------------------------------------------------------------------- > Unsubscribe? mailto:type3-request@vwtype3.org, Subject: unsubscribe > - ******************************* Jim Adney, jadney@vwtype3.org Madison, Wisconsin, USA *******************************