homing_y_fail
Easy Fix
Anycubic · FDM 3D Printers
Y-Axis Homing Failed - Endstop Not Triggered
Quick Answer
Error code HOMING_Y_FAIL on your Anycubic FDM 3D Printers means: Y-Axis Homing Failed - Endstop Not Triggered. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Manually move the bed to the Y endstop position and verify the switch clicks
2
Check M119 endstop status via serial to confirm Y endstop reads correctly when triggered
3
Verify the Y-axis belt has proper tension
4
Inspect the underside of the printer for wiring that may have been caught by the Y carriage
5
Ensure no tools or debris are blocking Y-axis travel
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Parts You May Need
Replacement Y endstop microswitch
Y-axis GT2 belt
Related Error Codes