it's not hard to overlook the distributor ground wire. - a very important wire. On 4/25/2012 2:37 PM, mark drillock wrote: > In his case the ECU power supply relay isn't clicking on when the key is > turned on. That is upstream of anything internal to the FI harness. He > needs to fix the power relay symptom first. > > With the key on, check for 12 volts at ignition coil terminal 15 where > the small black wires attach. If key on power is getting to the coil > terminal 15 then make sure the black/white is plugged in there well and > in good condition. Maybe pull it off and put it back, checking for > breaks inside the insulation near the end. If still no relay clicking > with key on/off, pull the ECU relay and check for 12 volts on empty > socket pin 85. If power is there, measure again but between empty pins > 85 and 86. No power at that point would point to a missing ground on a > brown wire at the left cylinderhead, where several brown ground wires > are supposed to be attached to the head by a small bolt. Did you attach > those brown wires there and also attach the ground braid that runs from > there over to the body sheet metal near the coil? > > Mark > > >> Jess, I have been running into issues with the digijet fuel injection >> harness lately in which the problems are caused by the harness itself >> breaking down over time. In other words, connections inside the harness >> are going bad with age and cause this different issues. > |
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