magwheels Posted June 3, 2009 Share Posted June 3, 2009 1992 LS400 no spark at coil#1, +B voltage good at coil connector(primary) with ignition on *coil ohms good(primary and secondary) *cam sensor ohms good *coil primary wires good continuity to IGNITOR #1 ALLDATA states there is no test for these, parts stores don't seem to be able to test these either Note: with engine running if coil#1 primary plug is disconnected engine shuts off Quote Link to comment Share on other sites More sharing options...
aarman4 Posted June 4, 2009 Share Posted June 4, 2009 1992 LS400 no spark at coil#1, +B voltage good at coil connector(primary) with ignition on*coil ohms good(primary and secondary) *cam sensor ohms good *coil primary wires good continuity to IGNITOR #1 ALLDATA states there is no test for these, parts stores don't seem to be able to test these either Note: with engine running if coil#1 primary plug is disconnected engine shuts off Switch the twin parts around and see if the problem chases your switched parts or if it stays with the originals. Quote Link to comment Share on other sites More sharing options...
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