Hustler mower with 18 hp. Honda engine , no spark on ether plug. When it starts it will run and start all day, next day on start. The diode stop module was replaced, no spark, stop wires removed from coils no spark, resistance measurements at all points on each coil are the same. When the stop wire from the diode module is disconnected from the wiring harness that separates the engine from all safety switches no spark.
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