Garden tractor engine shuts off
Sounds like the operator present seat switch is not working. You can run the motor out of the seat, but not with the blades engaged. You didn't list what model, but usually hte seat switch is connected to the negative side of the battery, and grounds out the magneto, so you can't test it to ground. Put your tester on 12+ battery, and then to both sides of the seat switch. There is usually 4 terminals on seat switch. Some moodels have grey wires for the mageneto circuit, you can tell by whatever color also goes to the clutch switch too.
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