Prusa-Error-Codes

Error code format

XXYZZ

• XX - number of printer according to USB PID
• Y - error category (common for all printers)
• ZZ - specific error code

Example: 12201

12 - printer number 12: Original Prusa MINI+

2 - error category: temperature error

01 - specific error code: Heatbed heating failed

Printer number

04 - Original Prusa MMU

10 - Original Prusa SL1/SL1S

12 - Original Prusa MINI/MINI+

13 - Original Prusa MK4

17 - Original Prusa XL

23 - Original Prusa MK3.5

Error categories

1. Mechanical - XYZ motors, tower, axis range
2. Temperature - thermistors/heating
3. Electronics - MINDA, FINDA, Motion Controller, …
4. Connection - Wi-Fi, Ethernet, Prusa Connect
5. System - FW crash, …
6. Bootloader - FW update, USB/SD card fail
7. Warnings
8. Dialogs for Connect - not really errors, identifiers for communicating dialogs to the server. If there's an error in one of the above categories, it is possible to reuse that error code directly, no need to create a duplicate one in this category.

More information about the error codes can be found at: prusa.io/error-codes