Solution to E10 Error in Bambu Lab Printers: AMS Communication Issues

Published on January 08, 2026 | Translated from Spanish
Bambu Lab 3D printer displaying error code E10 on screen, with AMS system open and connection cables visible

Solution to Error E10 in Bambu Lab Printers: AMS Communication Issues

When your Bambu Lab printer displays the dreaded E10 code, it indicates a disruption in communication between the main unit and the automatic filament management system (AMS), or a failure in material cartridge identification. This issue usually occurs during filament loading or changing operations, abruptly halting the printing process 🚨.

Initial Diagnosis of Error E10

The error E10 is triggered when the machine detects irregularities in electrical or mechanical signals between essential components, activating safety protocols to prevent major damage. It is essential to address this problem with a methodical approach that combines physical inspections and system checks.

Essential basic checks:
  • Thoroughly examine all AMS wiring connections, ensuring each connector is perfectly fitted in its corresponding port without any looseness
  • Visually inspect the cables for physical damage such as cuts, twists, or crushes that may affect data transmission
  • Meticulously clean the electrical contacts on both the printer and the AMS module using a dry, lint-free cloth, removing any dust buildup that interferes with communication
A well-maintained AMS system is crucial for consistent and uninterrupted prints due to communication errors

Advanced Resolution Procedures

If the initial checks do not resolve the error E10, it is time to implement deeper strategies that address possible software failures or defective components. These methods require greater attention but usually resolve the most persistent cases.

Specific corrective actions:
  • Perform a complete system reset by completely powering off the printer for at least 30 seconds before turning it back on, allowing all components to reset
  • Update the firmware of both the main printer and the AMS module to the latest available versions, as Bambu Lab frequently includes fixes for these errors in their updates
  • For particularly stubborn issues, completely disconnect the AMS system and test the printer by manually loading filament through the direct extruder, which will help determine if the problem is specifically in the automatic module

Conclusion and Final Steps

When the error E10 disappears with manual filament loading but persists with the AMS, it is very likely that the problem lies specifically in the automatic module. In these cases, contacting Bambu Lab technical support becomes the next logical step to evaluate possible repairs or replacement of defective components. Maintaining smooth communication between all elements of your 3D printer is essential for successful and consistent prints 🛠️.