Bought 2nd hand F30D. Won't drive. Power OK, no errors. Probably bad speeder/throttle. Looked under the hood and noticed an unoccupied connector. What's it for? : r/ninebot
F30D - Segway-Ninebot
F30D NINEBOT KICKSCOOTER - ebikescooter
Segway Ninebot F30 Review: This Electric Scooter is Awesome!