Creality K1 Max Fault Codes List: Troubleshooting and Solutions

Addressing issues with a 3D printer, such as the Creality K1 Max , can be a challenging endeavor. Given its extensive array of features and functionalities, the K1 Max is a sophisticated printing device that might occasionally encounter problems.

This article provides a set of fault codes for the K1 Max and suggests potential remedies to these issues, enabling users to pinpoint and rectify problems through a fault code system.

If a particular error code is not listed in this document, users are advised to export the log and forward it to the after-sales service for further analysis.

The following is a comprehensive list of fault codes for the Creality K1 Max printer:

Code Description Why this error occurs Solution 100 Copying Gcode file from USB to local; Copying error, printing not started / / 101 AI detection prompt Key:101, A print quality problem has been detected and printing has been paused AI detected an issue during printing, printing paused 1.False trigger due to using colored consumables 2.Triggered by printing failure

1. If it is a false trigger or human judgment can continue printing, you can click continue printing on the machine screen/slicing software/creative cloud at any end 2. If printing fails, you need to clean the machine and re-initiate printing 3. The function can be turned off in System Settings - Camera - AI function 102 / Current gcode file name is too long / 103 AI detection prompt Key:103, A print quality problem has been detected and printing has been paused First layer detection result abnormal, printing paused 1. If false trigger or user decides it's safe to continue, click to resume print on machine screen, slicing software or Creativity Cloud 2. If print failure, clean machine and restart printing 3. To disable feature, go to System Settings - Camera - AI Function 104 Error Key:104, Foreign object detected on the printing platform, printing paused Heat bed foreign object detection abnormal, printing paused Possible reasons: 1. Special patterns on the printing platform surface triggered falsely 2. White residue on the printing platform surface triggered falsely 3. Placement of other items on the printing platform triggered / 108 / Laser radar offset correction failure / 109 Error Key:109, Fan feedback exception Heat break fan abnormal, printing paused / 110 / Main MCU hardware connection abnormal / 111 / Nozzle MCU hardware connection abnormal / 112 / Heat bed MCU hardware connection abnormal / 500 AI detection prompt Key:500, Printing quality problems detected by AI AI detected an issue during printing, only a prompt is given / 501 Error Key:501, Heat break fan exception 1. Loose terminal connector 2. Fan stuck by screw during installation 3. Fan damaged 1. Remove the nozzle cover and small board, check whether the heat sink fixing screws have fallen into the heat break fan, tighten the screws fixing the heat sink fan 2. Replug the heat break fan terminal 3. Replace the heat break fan [501 error code handling process] 502 Error Key:502, Mainboard fan exception Mainboard fan abnormal Possible reasons: 1. Loose terminal connector 2. Fan stuck by screw during installation 3. Fan damaged / 503 / First layer detection abnormal, only a prompt is given / 504 AI detection prompt Key:504, Current file does not support flow detection Flow detection abnormal, only a prompt is given / 505 AI detection prompt Key:505, AI LiDAR anomaly Laser radar does not exist, only a prompt is given 1. Check laser radar wiring 2. Replace laser radar 506 AI detection prompt Key:506, AI LiDAR calibration failure Laser radar calibration failure, only a prompt is given / 507 Laser radar calibration failed, only a prompt Laser radar calibration failure, only a prompt is given / 508 Error Key:508, Current storage space usage has reached %s, please clean up in time / / 2000 Error Key:2000, Unknown exception Cannot update MCU configuration because MCU is turned off Restart first; check the connection line 2001 Error Key:2001, Unknown exception 1. Unable to read the register status of the E-axis drive IC, a timeout occurred 2. Poor contact or interference with the communication line between the mainboard and the nozzle leads to a timeout of the nozzle MCU communication 1. Resend the nozzle board 2. Resend the nozzle cable 2002 / Host cannot connect / 2014 Slicing distance is negative or greater than entire movement length 1. Problem with the printing file, not using the official slicing, or selecting the wrong model 2. System error 1. Check whether the official slicing is used, whether the third-party slicing configuration is provided by the official, and whether the official slicing model is selected correctly 2. Restart and re-initiate printing after 2016 / Printing not paused, recovery aborted / 2019 / Target temperature {0} exceeds the set range ({1}:{2}) / 2020 / Homing error: {0} / 2021 / {0} homing timeout error / 2056 / No data measured by the {0} axis accelerometer / 2057 / Unknown exception / 2060 / / 1. Unplug the nozzle terminal 2. Replace the nozzle connection line 3. Restart 2065 / Unable to set ADXL345 register [0x%x] to 0x%x: got 0x%x. This usually means connection problems (like wiring faults) or ADXL345 chip failure. Replace the nozzle small board 2069 / There is a "M107 P3" code in the slicing file Confirm whether the slicing software is the latest version, then re-slice 2090 / Timer off, this usually means that the host is overloaded. / 2091 / Missed the next schedule, this usually means intermittent communication failure between the microcontroller and the host. / 2092 / ADC out of range, this usually happens when the heater temperature exceeds its configured minimum or maximum temperature. / 2093 / Reschedule timer in the past, step too far in the past, when the microcontroller requests to step at a rate higher than its capability. / 2095 / Must return to the origin first / 2111 Error Key: 2111, Unknown exception The extrusion temperature is below the minimum temperature set by the machine configuration, and the minimum limit for CrealityOS is 170 degrees 1. Slicing problem, please use the official slicing or contact the official to use the third-party slicing configuration file provided by the official 2. Problem caused by key2507, stop printing, heat the nozzle, if error ket2507 is reported, please refer to the error handling scheme of 2507 2112 / Movement exceeds maximum stretch ({0}mm^2 vs {1}mm^2) For detailed information, please refer to the "Maximum Extrusion Cross Section" configuration option / 2113 / The extruder is not configured / 2114 / Extrusion when there is no extruder / 2115 / Unknown value {0} in enumeration type {1} / 2116 / Invalid output format {0} / 2117 / Extra data at the end of the message / 2118 / Cannot query adxl345 fifo / 2119 / Invalid adxl345 id (got {0} vs {1}). This usually indicates a connection problem (e.g., wiring failure) or adxl345 chip failure / 2121 Error Key: 2111 Failed to open the Gcode file. This issue has been observed in earlier versions where the Gcode file name contained special characters. 1. Print a test model with a random file to verify; if it prints correctly, the machine is functioning properly. 2. Rename the model's Gcode file, avoiding special characters. Use simple Arabic numerals for naming. 2210 / Unable to automatically load filament, the extruder is below the minimum temperature / 2211 / Printing has been paused / 2242 / First zero: {0} {1} {2} [{3}] / 2243 / Out of range: {0} {1} {2} [{3}] / 2252 / The minimum value of parameter {0} must be {1} / 2253 / The maximum value of parameter {0} must be {1} / 2283 / Printer not ready / 2295 / Failed to restart MCU{0} / 2294 Error Key: 2294, Unknown exception Response timeout 1. Power off the printer and re-startup it. 2. After finishing first step,if the screen still displays "2294 error code", you need to optimize printer's vibration firstly ad then click the function of auto-leveling. 3. If the problem is still not solved after the above two steps, please export the log and contact cs@crealiry.com. 2298 / Unable to update MCU{0} configuration because it's turned off / 2299 / Unable to configure MCU {0} / 2300 / Error occurred during MCU{0} configuration: {1} / 2308 / No data measured from {0}-axis accelerometer / 2313 / Internal error occurred while processing accelerometer data{0} / 2340 / The temperature required by heater%s (%.1f) is out of range (%.1f:%.1f) / 2343 / Main mcu connection timeout / 2344 / Nozzle mcu connection timeout / 2345 / Heat bed mcu connection timeout / 2503 Error Key:2503, Unknown exception Unable to read Z-axis stress film data / 2504 Error Key:2504, Unknown exception Z zeroing exception / 2505 Error Key:2505, Unknown exception Motor driver chip TMC exception Possible causes: Overheating: main board fan anomaly, low voltage: printing speed is too fast / 2506 Error:E004, key:2506 Communication exception Possible causes: Common problem: 1, nozzle wiring problem / 2507 Error Key:2507, Unknown exception Unable to heat or maintain the specified temperature. 1. Restart the machine and individually heat the nozzle to 240°C and the heat bed to 90°C, maintaining each for ten minutes to determine whether the issue is with the nozzle or the heat bed. 2. If an error occurs while heating the nozzle, troubleshoot according to the nozzle heating procedures. 3. If an error occurs while heating the heat bed, troubleshoot according to the heat bed heating procedures. 2509 Error Key:2509, Unknown exception Nozzle sensor temperature anomaly / 2510 Error Key:2510, Unknown exception Heat bed sensor temperature anomaly / 2511 Error Key:2511, Unknown exception Cavity temperature anomaly / 2512 / Main MCU chip temperature anomaly / 2513 / Command format is incorrect / 2514 / Command parameter format is incorrect / 3002 / When not printing, nozzle communication exception, main board side nozzle wire is not inserted in place Possible causes: Check the terminal contact problem on the main board side / 2520 Reading pressure sensor timeout, i.e. this read HX711 needs 11ms, but actual HX711 still not ready after 25ms Replace leveling board If occurs frequently, replace machine 2521 Error Key:2521, Leveling Sensor Chip Anomaly or Sensor Damage The pressure data read is a constant value, such as always being -1 Possible causes: Z-axis sensor chip anomaly or sensor damage / 2522 Error Key:2522, Level Sensor Data Transmission Anomaly The pressure sensor cannot detect pressure, i.e., before and after placing heavy objects on the hot bed, the pressure data collected does not change Possible causes: Z-axis sensor chip anomaly or sensor damage / 2523 Error Key:2523, Level Sensor Data Transmission Anomaly During measurement, serial port packet loss, or Z-axis stuck timeout did not trigger, thus losing pressure data. Possible causes: Z-axis sensor data transmission anomaly / 2524 Error Key:2524, Leveling sensor chip abnormality, sensor damage or environmental impact. The pressure data noise collected when the machine is stationary is too large Possible causes: Z-axis sensor chip anomaly, sensor damage or environmental impact / 2526 Error Key:2526, Z-axis movement not smooth or lead screw rotation not smooth Z-axis motor, during leveling process, loses steps, and still loses steps after deceleration retesting Possible causes: Z-axis movement not smooth, or lead screw rotation not smooth / 2527 Error Key:2527, Level Sensor Data Transmission Anomaly During measurement, after triggering, serial port packet loss results in incomplete motor step data received Possible causes: Z-axis sensor data transmission anomaly / 2529 Error Key:2529, Leveling sensor chip abnormality, sensor damage or environmental impact. When G28 Z-axis zeroing, the number of measurements exceeds the limit (maximum 20 times) Possible causes: Z-axis sensor chip anomaly, sensor damage or environmental impact / 2532 Error Key:2532, Abnormal wiring connection or poor contact The synchronization wire between the two MCUs is not working properly (disconnected) Possible causes: Abnormal wiring connection or poor contact / 2533 Error Key:2533, Parameter anomaly, please re-level In the case of CHECK_BED_MESH AUTO_G29=0, i.e., leveling is not allowed, but the hot bed does not match the leveling data Possible causes: Parameter anomaly / 2560 / Communication with main MCU is abnormal Possible causes: Communication with the lower machine is lost, and the upper machine has not received data for more than 5 seconds Check the wiring, restart. 2561 / Communication with nozzle MCU is abnormal Check the wiring, restart. 2562 / Communication with heat bed MCU is abnormal Check the wiring, restart. 2563 / Communication with rpi MCU is abnormal Check the wiring, restart. 2564 Error Key:2564, The nozzle is not heating as expected The nozzle is not heating as expected Possible causes: The nozzle heating is turned on, but the temperature is not rising Check the ceramic heating block and heating wiring, reinsert the terminal, check whether the ceramic heating ring is broken or damaged, check whether the terminal is loose, whether the thermistor base and heating rod base are loose; if damaged, please contact cs heat bed is not heating as expected 2565 Hotbed not heating as expected The heat bed heating is turned on, but the temperature is not rising Please reinsert the hotbed wiring and check if the soldering point of the heated bed power supply is desoldered. If so, please contact cs@creality.com 2571 The current printing file Gcode character encoding error occurred'." 1. The file is damaged when sent or copied to the USB flash drive. 2. Slicing issue resulting in Gcode not being in UTF-8 encoding format. 3. Gcode manually modified and saved in non-UTF-8 encoding format. 1. Use a computer to open the problematic Gcode file with Notepad. 2. If prompted that the file is damaged, regenerate the Gcode file. Below are detailed solutions to some common Creality K1 Max coding errors.

Error Code: 502 1. Phenomenon Description

2. Cause Analysis

Loose terminal connection.

Fan locked by screw during installation.

Damaged fan.

3. Troubleshooting and Solution

Replace K1 Max mainboard fan

Error Code: 504 1. Phenomenon Description

Upon selecting a model for printing, the screen displays "AI detection prompt. Key:504, current file does not support flow detection," and the machine shows no response.

2. Cause Analysis

Not using official slicing software.

Creality Print software version below V4.3.5.5769.

3. Troubleshooting and Solution

1. Download "Creality Print" slicing software from the official website and slice models after installation.

2. Check software version using the "Software Update" feature. Ensure it's V4.3.5.5769 or above for flow detection support.

3. How to check CrealityPrint version:Open CrealityPrint, click Help, then About Us.

Error Code: 506 1. Phenomenon Description

Machine shows 506 AI LiDAR calibration failed during normal usage.

2. Cause Analysis

1. Foreign objects or damage on calibration sticker

2. Unclean AI module lens surface

3. Large height difference between calibration plate and hot bed platform

4. AI LiDAR abnormality

3. Troubleshooting and Solution

1. Clean or replace calibration stickers

2. Clean AI module lens surface

3. Adjust calibration plate height

4. Replace AI module

Error Code: 2000 1. Phenomenon Description

The main board and the hotend adapter board suddenly lost communication.

2. Cause Analysis

1. The main board and the nozzle board suddenly lost communication

2. Internal error, need to get the log to locate the problem.

3. Troubleshooting and Solution

1. Remove the nozzle cover and replug the nozzle connection cable. If it cannot be solved after plugging and unplugging, replace the nozzle connection cable.

2. If it occurs during startup, skip the self-inspection according to the K1 Max startup process.

Error Code: 2001 1. Phenomenon Description

The screen displays "Error, key: 2001, Unknown Exception."

2. Cause Analysis

1. Main thread error, program crashed.

2. Internal error, need to get the log to locate the problem.

3. Troubleshooting and Solution

1. Restart the printer.

2. If it occurs during startup, skip the self-inspection according to the K1 startup process. If the problem persists, contact after-sales service at cs@creality.com.

Error Code: 2060 1. Phenomenon Description

2060 error code appears during normal machine usage.

2. Cause Analysis

The cause is uncertain and requires specific log analysis.

3. Troubleshooting and Solution

1. Shut down and restart; the issue may likely be resolved after a restart.

2. After shutdown, unplug and reconnect the nozzle terminal, then check if the issue is resolved.

3. Replace the nozzle connection cable.

Error Code: 2111 1. Phenomenon Description

The screen displays 2111 after printing starts.

2. Cause Analysis

2111 is an error that nozzle extrusion temperature is cooling less than 170 ° C, mainly for two reasons：

Sliced file error Nozzle heating anomaly 3. Troubleshooting and Solution

3.1 Sliced file header error

3.1.1 Official slicer

First, use the official slicer 4.3.5 above version, select the corresponding model K1 Max, prohibit the selection of other models slice.

3.1.2 hird-party slices

Check and resolve sliced file errors using official or third-party slicers.

3.2 Nozzle heating anomaly

If there is no problem checking the document, exit the printing interface and heat the nozzle separately.

If heating issues persist, refer to corresponding error handling procedures (2507 or 2564).

Error Code: 2243 1. Phenomenon Description

Machine shows 2243 error code during printing, leading to a pause.

2. Cause Analysis

Slicing issues causing Gcode coordinates to exceed machine limits

Incorrect slicing file header, not using official slicing

3. Troubleshooting and Solution

1. Examine the problematic Gcode file.

2. Open Gcode using Notepad.

3. Check if the slicing file header is correct.

4. Verify if Gcode X, Y, Z values exceed limits (K1 Max coordinates are XYZ 0-300).

Error Code: 2505 1. Phenomenon Description

The machine screen displays 2505 error code.

2. Cause Analysis

Main board fan bolt interferes with the main board X-axis driver, causing damage.

Driver chip virtual soldering.

3. Troubleshooting and Solution

1. Follow replacement procedures to replace the machine mainboard .

2. If the main board fan wire is damaged, replace it .

3. Remove one fan bolt to prevent interference with the heat sink.

Error Code: 2507 1. Phenomenon Description

For firmware versions below 1.3.1.x, the screen displays "Error: E004, key: 2507, not heating as expected."

2. Cause Analysis

Unable to heat up or maintain a specified temperature.

3. Troubleshooting and Solution

1. Restart the machine and individually heat the hot end to 240°C and the hotbed to 90°C for ten minutes to identify the issue with either the hot end or hotbed.

2. If there's an error with the hot end, follow the troubleshooting process for error code 2564.

3. If there's an error with the hotbed, follow the troubleshooting process for error code 2565.

Error Code: 2564 1. Phenomenon Description

The screen displays "Error, key: 2564, Extruder not heating as expected."

2. Cause Analysis

1. The thermal terminal wire is not plugged in when the nozzle is heated

2. The ceramic heating block/thermal wire of the nozzle is loose or not tightly inserted

3. Broken or cracked solder joints on the wires of the ceramic heating ring at the hot end

4. The thermal on the nozzle is loose.

3. Troubleshooting and Solution

1. Open the nozzle cover, and then check whether the nozzle heating wire and thermal terminal block on the nozzle board are inserted in place, and also check whether the terminal is inserted in place.

2. Remove the nozzle insulation sleeve and check for any other abnormal conditions such as cracks on the ceramic heating ring.

3. The thermal on the nozzle is loose.

4. Please contact Official Customer Service/After-sales to Replace Nozzle Kit .

Error Code: 2565 1. Phenomenon Description

The screen displays "Error, key: 2565, Hotbed not heating as expected."

2. Cause Analysis

1. The hot bed fuse is damaged

2. Hot Bed Power cable Open Circuit

3. Troubleshooting and Solution

1. Remove the bottom cover

2. Check the wiring on the hot bed plate and refasten it

3. If you don't have a professional multimeter measuring tool, skip this step. If you have a professional multimeter measuring tool to measure whether the voltage output on the adjusting plate is normal or if the voltage measurement is abnormal, contact customer service/after-sales service to replace the heating bed board.

4. Please contact the official customer / after-sales service for replacement of the hot bed plate kit

Error Code: 3002 1. Phenomenon Description

Error, key: 3002 appears on the screen.

2. Cause Analysis

1. The nozzle drag chain cable is abnormal or the terminal connection (the port number on main board: J51 ) is loose

2. The drag cable of the leveling plate is abnormal or the terminal connection (end number: J11 on the mainboard) is loose

3. The firmware of the upper computer does not match the firmware version of the lower computer, etc

4. Main board is abnormal

3. Troubleshooting and Solution

1. Replace the nozzle drag chain cable or re-plug the terminal.

2. Replace the leveling drag chain cable or re-plug the terminal.

3. Upgrade firmware.

4. Replace the main board.

Error Code: 109 1. Phenomenon Description

Throat fan abnormality.

2. Cause Analysis

1. Fan quality issues leading to non-rotation.

2. Loose or broken fan wire.

3. Nozzle board issues.

3. Troubleshooting and Solution

1. Heat the nozzle to 60 degrees and check if the fan rotates. If not, replace the fan.

2. Check the fan wire connection and re-plug if needed.

3. If issues persist, replace the nozzle board.

Error Code: 2509 1. Phenomenon Description

Anomalies in the nozzle temperature display on the machine.

2. Cause Analysis

1. Thermal sensitivity issues.

2. Damage or improper insertion of the thermal sensitivity wire.

3. Problems with the nozzle board.

3. Troubleshooting and Solution

1. Check for loose, damaged, or broken thermal sensitivity wiring.

2. Replug the thermal sensitivity ribbon cable.

3. Replace the nozzle assembly.

4. If the above steps are ineffective, replace the nozzle board.

Error Code: 2121 1. Phenomenon Description

Failure to open the gcode file due to special characters in the file name.

2. Cause Analysis

Gcode file naming issue with special characters.

3. Troubleshooting and Solution

1. Verify the printer's functionality by printing with a random sample model.

2. Rename the model's gcode file using simple alphanumeric characters.

Conclusion The Creality K1 Max Troubleshooting guide provides invaluable insights into resolving common issues. By following these solutions, you can optimize your 3D printing experience and keep their K1 Max performing at its best. Regular maintenance and adherence to troubleshooting steps ensure a smooth and efficient 3D printing process.

Creality K1 Max Fault Codes List: Troubleshooting and Solutions

Recent News

Best 3D Scanner Apps for Android and iPhone in 2025

Top 10 3D Screen Printing Squeegee Projects

K1 or K1 SE or K1C: What Should You Buy?

How to 3D Print Brass Successfully