How would you know if a ebike controller as gone bad.
It was working the other day sw900 display lights up but no response from the throttle or pedal assist any more all the settings and the wiring was the same as it when it was working could I check the voltage with a multimeter
It was working the other day sw900 display lights up but no response from the throttle or pedal assist any more all the settings and the wiring was the same as it when it was working could I check the voltage with a multimeter