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--- Patrick <tuff240@prodigy.net> wrote: > I used to have a factory fuel injection diagnosis > machine/computer/box > thing. Just a large box with a few knobs and such > that plugged in line > between the harness and main computer. That's exactly what it is. It has the VW brand on it, but it was made by Grundig. > My friend > still has it. I never used > it as I did mostly 67 and earlier cars. I'm not sure > if it checked the > actual computer brain or just the signals going to > it. There is a dial on the box with 16 positions. Positions 4-11 "check the following functions of the control unit: 4 - Engine speed correction, pump control 5 - Basic compensation, rich 6 - Basic compensation, lean 7 - Engine speed correction, full load enrichment 8 - Acceleration/full load enrichment 9 - Start & warm-up enrichment 10 - Pump control 11 - Pump control The manual says if any of these tests fail, the control unit is defective and should be replaced. Ouch... Was a cool > conversation piece though. I bought it from Paul > (T3D) right before I got > out of T3's. > > I doubt that they are easy to find or very many of > them left for that > matter. ===== ----------------------------------------- Have you driven your Type 3 today? http://www.tiserves.com/VW/ ----------------------------------------- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org