So you're saying the diagram is wrong? It's possible. Perhaps we're both right. The module switches the ground, and that's where it grounds to when the ground is connected? At any rate, I did remove and clean up that ground. It goes into the wiring harness as you said. it has no breaks and is in good shape. --- In DMCForum@xxxxxxxxxxxxxxx, "Walter Coe" <Whalt@xxxx> wrote: > > module switches the ground wire on and off many times per > second. > > No. Rich, the following is what I think, but I'm sometimes > wrong: > > The frequency valve ground is unswitched, and the positive > lead is the one that is switched/pulsed. Measuring the > positive lead with an ordinary volt meter won't show the > pulses because they are too fast, so it will look like > direct current. The wiring diagram shows the ground going > through the Lambda ECU when it really just takes a short > jaunt through the wiring harness and connects to the intake > rail passenger side front. This ground is shown as the > upper left ground "B" (for black) on the diagram on grid > 11,B. > > Walt Yahoo! Groups Sponsor ADVERTISEMENT <http://rd.yahoo.com/SIG=12c1k3gvm/M=267637.4116730.5333196.1261774/D=egro upweb/S=1705126215:HM/EXP=1068668626/A=1853618/R=0/*http://www.netflix.com /Default?mqso=60178338&partid=4116730> click here <http://us.adserver.yahoo.com/l?M=267637.4116730.5333196.1261774/D=egroupm ail/S=:HM/A=1853618/rand=778652584> To unsubscribe from this group, send an email to: DMCForum-unsubscribe@xxxxxxxxxxxxxxx Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service <http://docs.yahoo.com/info/terms/> .
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