Yep, it was the harness. As soon as I switched the motor ran just fine. Thanks!by djaydixon - Prusa i3 and variants
I'm having some issue with my Y axis motor and starting to think it's a hardware issue, but there may be something I missed. After following the various steps suggested to get the X motor and endstop behaving together, I've got my X axis homing properly, and the Z axis worked fine without any tweaks, but whenever I try to move my Y axis, I just get a vibrating from the motor, followed shortly theby djaydixon - Prusa i3 and variants