"A SIMPLE QUICK CHECK FOR YOUR COIL IS
:CHECK YOUVE GOT 12 VOLTS, AT THE COIL, PUT A TEST LIGHT TO GROUND AND THE NEG SIDE OF COIL AND CRANK ENGINE THE TEST LIGHT SHOULD FLASH OR FLICKER.(ANALOG METERS WITH A SWINGING NEEDLE,SWEEP ARE BETTER THAN DIGITAL)
THIS WILL TELL IF YOUR TRIGGER IS WORKING.
NEXT TAKE A SPARK PLUG AND HOOK IT TO YOUR COIL WIRE AND GROUND THE PLUG,BODY AND CHECK FOR SPARK THERE ACCROSS THE PLUG GAP,WHEN YOU CRANK THE CARS ENGINE, BE AWARE MANY IGNITIONS WON,T HAVE VOLTAGE UNTILL YOU HAVE 4-5 PSI OF OIL PRESSURE, GAP THE TEST SPARK PLUG AT .150, SPARK SHOULD BE BRIGHT BLUE,IF ITS YELLOW OR RED, CHECK ENGINE GROUNDS FIRST, THEN START LOOKING FOR OTHER PROBLEMS, CHECK BETWEEN THE TWO SMALL TERMINALS YOU SHOULD SEE A FEW OHMS RESISTANCE, CHECK BETWEEN EACH OF THE SMALL SIDE TERMINALS TO THE COIL WIRE YOU SHOULD SEE SEVERAL THOUSANDS OF OHMS RESISTANCE minimum
http://auto.howstuffworks.com/ignition-system3.htm
http://autorepair.about.com/cs/troubleshooting/l/aa062902b.htm
http://autorepair.about.com/od/troubleshooting/ss/coil-test-ohm.htm
http://www.ehow.com/how_2321232_test-ignition-coil-car.html
http://www.ehow.com/how-does_4809570_tr ... butor.html
and yes THE BETTER multi spark control boxes are well worth the expense as they tend to stop or make plug fouling significantly lower
http://www.msdignition.com/page.aspx?id=4209
http://www.msdignition.com/page.aspx?id=3206
http://www.msdignition.com/page.aspx?id=9765
viewtopic.php?f=70&t=232&p=277#p277
:CHECK YOUVE GOT 12 VOLTS, AT THE COIL, PUT A TEST LIGHT TO GROUND AND THE NEG SIDE OF COIL AND CRANK ENGINE THE TEST LIGHT SHOULD FLASH OR FLICKER.(ANALOG METERS WITH A SWINGING NEEDLE,SWEEP ARE BETTER THAN DIGITAL)
THIS WILL TELL IF YOUR TRIGGER IS WORKING.
NEXT TAKE A SPARK PLUG AND HOOK IT TO YOUR COIL WIRE AND GROUND THE PLUG,BODY AND CHECK FOR SPARK THERE ACCROSS THE PLUG GAP,WHEN YOU CRANK THE CARS ENGINE, BE AWARE MANY IGNITIONS WON,T HAVE VOLTAGE UNTILL YOU HAVE 4-5 PSI OF OIL PRESSURE, GAP THE TEST SPARK PLUG AT .150, SPARK SHOULD BE BRIGHT BLUE,IF ITS YELLOW OR RED, CHECK ENGINE GROUNDS FIRST, THEN START LOOKING FOR OTHER PROBLEMS, CHECK BETWEEN THE TWO SMALL TERMINALS YOU SHOULD SEE A FEW OHMS RESISTANCE, CHECK BETWEEN EACH OF THE SMALL SIDE TERMINALS TO THE COIL WIRE YOU SHOULD SEE SEVERAL THOUSANDS OF OHMS RESISTANCE minimum
http://auto.howstuffworks.com/ignition-system3.htm
http://autorepair.about.com/cs/troubleshooting/l/aa062902b.htm
http://autorepair.about.com/od/troubleshooting/ss/coil-test-ohm.htm
http://www.ehow.com/how_2321232_test-ignition-coil-car.html
http://www.ehow.com/how-does_4809570_tr ... butor.html
and yes THE BETTER multi spark control boxes are well worth the expense as they tend to stop or make plug fouling significantly lower
http://www.msdignition.com/page.aspx?id=4209
http://www.msdignition.com/page.aspx?id=3206
http://www.msdignition.com/page.aspx?id=9765
viewtopic.php?f=70&t=232&p=277#p277