You can do it on, or off the engine. It is measured across pins 1 and 2, and should read 700 to 1100 ohms. Pin 1 should be white/black, and pin 2 purple/white. Pin 3 is a shield wire, and there should be no continuity from either pins 1/2 to pin 3.
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Sunday, December 16th, 2018 AT 9:41 AM