95 ford ranger4.0L #5 cylinder fuel injetor pulse's continously flooding the cylinder

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MARK VAILLANCOURT
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  • 1 POST
misfire on #5 cylinder,good compression,block test done for leaking head gasket result was negative,ingition cable passes an omh test,fuel injector wiring harness tested with (noid light) on #5 injector (noid) stays on with ing. placed in the on position, (noid)has a rapaid flash when motor is cranked,checked all ecm grds. with ohm alls fine and cleaned.checked inj. with ohm alls fine. posiable solution crankshaft position sensor, ecm,???? .
Dec 3, 2011 at 6:42 PM
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SATURNTECH9
  • ✓Experienced Mechanic
  • 30,869 POSTS
So the light only stays on constant with the number 5 injector connector?If so unplug the computer and see if the light shuts off.If it does then you know the the ground to the injector isnt shorted to ground somewhere.Them ecm ground driver for that injector could be bad inside the ecm.
Dec 3, 2011 at 6:55 PM
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