reduced speed

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    2009 YDRE speed dropped to 15mph & it soon died

    My 2009 Yamaha YDRE dropped to 15 MPH then died. I cleaned corroded throttle stop switch, tightened all bat, solenoid & controller connections. Cart ran again, but only 15mph- normal speed is 19.9 - 22. Cart then would not run again. Throttle position sensor resistances tested out of spec and I...