Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Electric fuel pump? does it have battery voltage to it from the keyswitch?
Should be powered direct from key.
If pulse pump, it has to get the pulse from the crankcase line. The P connection on the pump.
You need a test light or voltmeter.
Voltmeter? Set meter on DC volts, black lead to ground or battery negative, and red lead to probe the fuel pump harness.
I assume the Truckster is 12 volts? You need battery voltage to the pump!
Trace back to see if it is fed by fuse or keyswitch.