: Typically indicates a blown fuse for the +12V power supply. E14 : Specifically points to an encoder signal error. Quick Reset Steps
: Dust and lint accumulation around the sensors and bobbin case are common causes for sensor-related errors like Voltage Regulation TV guard or stabilizer siruba+l818fm1+error+list+2021
Which is currently appearing on your machine's display? : Typically indicates a blown fuse for the +12V power supply
: The connector to the motor encoder is loose, or the signal is broken. siruba+l818fm1+error+list+2021
Are you seeing a specific error code on your display right now? Electronic control parameter manual - SiRUBA Sewing Machine
A break in the signal from the detector for the needle up/down positions. Solenoid Short Circuit