It must be the start fail code.
For starts, i would take out the sensor cable for sure. Try sensorless, and validate if the motor moves at all during the boot up fase or goes straight to beeping. If not, a motor cable/solderpoint could be bad or it the power rail of the esc not working anymore...
For starts, i would take out the sensor cable for sure. Try sensorless, and validate if the motor moves at all during the boot up fase or goes straight to beeping. If not, a motor cable/solderpoint could be bad or it the power rail of the esc not working anymore...