Error code list is the quick checklist for you to locate the possible issue on your Flashforge 3D printer. Please search for error code number or failure mode of the printer to locate causes and suggested actions.
Possible Causes and Solutions as bellow:
Cause1： Wrong printer type was selected for slicing.
Solution: Select the correct printer type and re-slice.
Cause2：The sliced file contains incorrect instructions.
Solution: Re-slice the file.
This issue typically occurs during printing, and the Possible Causes and Solutions as bellow:
Cause1：Poor connection of the extruder cable.
Solution: Reconnect the extruder cable.
Cause2： Damaged extruder cable:
Solution: Replace the extruder cable,please refer to the video. this video.
Cause3： Damaged extruder board.
Solution: Replace the extruder board，please refer to the video. this video.
Possible Causes and Solutions as bellow:
Cause1： X/Y/Z motor TMC chip read error.
Solution: first restart the printer.if the printer can't work ,replace the mainboard for the X,Y, and Z axes.refer to the video. this video
Cause2：Extruder motor TMC chip read error.
Solution: first restart the printer.if the printer can't work, replace the extruder board if the extruder motor is abnormal.refer to the video. this video
Possible Causes and Solutions as bellow:
Cause1： X/Y/Z motor TMC chip read error.
Solution: first restart the printer.if the printer can't work ,replace the mainboard for the X,Y, and Z axes,please refer to the video. this video.
Cause2：Extruder motor TMC chip read error.
Solution: first restart the printer.if the printer can't work,replace the extruder board if the extruder motor is abnormal. If replacing the extruder board doesn't resolve the issue, it is recommended to replace the extruder board communication cable and the mainboard in order.
After powering on, the extruder and bed temperatures are zero, and XYZ coordinates are zero. Possible causes as bellow:
Cause1： Damaged cable.
Solution: Replace the extruder cable.please refer to the video. this video.
Cause2：Damaged extruder board.
Solution: Replace the extruder board.refer to the video. this video
Cause3：Damaged mainboard.
Solution: Replace the mainboard,please refer to the video. this video.
Cause1： Nozzle thermocouple cable is open circuit.
Solution: Replace the nozzle heating assembly;.please refer to the video. this video.
Cause2：Damaged extruder board.
Solution: Replace the extruder board.refer to the video. this video
Cause3：Damaged extruder cable.
Solution: Replace the extruder cable,please refer to the video. this video.
Cause4：Damaged mainboard.
Solution: Replace the mainboard,please refer to the video. this video.
Cause1：Damaged FFC cable.
Solution: Replace the FFC cable.
Cause2：Damaged nozzle assembly.
Solution: Replace the nozzle assembly.
Cause3：Damaged connection cable of nozzle assembly and extruder board
Solution: Replace the connection cable
Cause4：Damaged mainboard.
Solution: Replace the mainboard
Cause1：Damaged FFC cable.
Solution: Replace the FFC cable.
Cause2：Damaged nozzle assembly.
Solution: Replace the nozzle assembly.
Cause3：Damaged connection cable of nozzle assembly and extruder board
Solution: Replace the connection cable
Cause4：Damaged mainboard.
Solution: Replace the mainboard
This issue occurs when heating cannot reach the target temperature, and the possible causes are:
Cause1： Loose or damaged heated bed cable.
Solution: Reconnect or replace the heated bed cable;.please refer to the video. this video.
Cause2： Damaged heating plate.
Solution: Replace the heating plate.refer to the video. this video
Cause3：Damaged mainboard.
Solution: Replace the mainboard，please refer to the video. this video.
This issue occurs when heating cannot reach the target temperature, and the possible causes are:
Cause1：Loose or damaged heater block cable;
Solution: Reconnect or replace the heater block cable.
Cause2：Damaged heater block;
Solution: Replace the heater block
Cause3：Damaged mainboard
Solution: Replace the mainboard.
This issue typically occurs during printing when communication is suddenly interrupted, causing the system to enter protection mode, and the possible causes are:
Cause1： Damaged extruder board cable.
Solution: Replace the extruder cable.please refer to the video. this video.
Cause2：Damaged extruder board.
Solution: Replace the extruder board.refer to the video. this video
the possible causes are：
Cause1： Wiring is hanging down or other objects are blocking the X-axis homing path.
Solution: Clear any obstructions or organize the wiring.
Cause2：Damaged extruder board Hall sensor.
Solution: Replace the extruder board.refer to the video. this video
the possible causes are：
Cause1：Wiring is hanging down or other objects are blocking the Y-axis homing path;
Solution: Clear any obstructions or organize the wiring.
Cause2： Homing sensor cable is loose or detached (this occurs when the extruder moves to the home position normally, but the sensor fails to trigger, causing a clicking sound);
Solution: Reconnect the cable (at the homing sensor end and mainboard end).
Cause3： There are foreign objects blocking the sensor (this occurs when the extruder moves away from the home position);
Solution: Clear any obstructions inside the sensor.
Cause4：Damaged homing sensor
Solution: Replace the homing sensor.refer to the video. this video
the possible causes are：
Cause1：Wiring is hanging down or other objects are blocking the Z-axis homing path.
Solution: Clear any obstructions or organize the wiring.
Cause2： Homing sensor cable is loose or detached (this occurs when the extruder moves to the home position normally, but the sensor fails to trigger, causing a clicking sound);
Solution: Reconnect the cable (at the homing sensor end and mainboard end).
Cause3： There are foreign objects blocking the sensor (this occurs when the extruder moves away from the home position).
Solution: Clear any obstructions inside the sensor.
Cause4：Damaged homing sensor
Solution: Replace the homing sensor.refer to the video. this video
This issue occurs when resuming printing after a power outage, and the system detects the temperature.the possible causes are:
Cause1：Extruder thermocouple is open circuit;
Solution: Replace the thermocouple.refer to the video. this video
Cause2：Thermocouple cable is loose or detached.
Solution: Reconnect Thermocouple cable
This issue occurs when resuming printing after a power outage, and the system detects the temperature.the possible causes are:
Cause1：Heated bed thermocouple is open circuit;
Solution: Replace the print bed.refer to the video. this video
Cause2：Thermocouple cable is loose or detached.
Solution: Reconnect print bed cable .
The rootcause is the print speed is too fast, causing a buffer overflow.the solutions are:
1. Lower the overall print speed to 50% in the settings;
2. Reduce the resolution when slicing.
the possible causes are:
Cause：Language pack missing.
Solution:
1. Restore factory settings;
2. Re-select the language in the device settings.
the possible causes are:
Cause1：USB flash drive format mismatch.
Solution: Reformat the USB flash drive to FAT32.
Cause2：Damaged display screen board.
Solution: Replace the display screen.please refer to the video. this video.
Cause3：Damaged display screen cable.
Solution: Replace the display screen cable.please refer to the video. this video.
Cause4：Damaged mainboard.
Solution: Replace the mainboard,please refer to the video. this video.
Possible Causes are:
Cause1：Camera is not enabled;
Cause2：No camera is installed;
Cause3：Camera is faulty.
Possible Causes are:
Cause1：Damaged camera.
Solution: Replace the camera.
Cause2：Damaged camera connector.
Solution: Replace the camera..
Cause3：Loose or damaged camera cable.
Solution: Reconnect the camera or replace the cable.
Cause4：Damaged screen board.
Solution: Replace the screen board.please refer to the video. this video.
Cause5：Damaged mainboard.
Solution: Replace the mainboard,please refer to the video. this video.
Possible Causes are:
Cause: Too many videos, photos, or models are stored.
Solution:
1. Delete files to free up memory;
2. If space is not freed after deleting internal photos and models, please contact customer support.
Possible Causes are:
Cause 1: The USB flash drive was removed before the file copy was completed.
Solution: Wait until the print interface appears before removing the USB flash drive.
Cause 2: The printer or USB flash drive has insufficient memory.
Solution: Clean up space on the printer or USB flash drive.
Possible Causes are:
Cause 1: The model name may contain special characters.
Solution: Remove any special characters from the model name and rename it.
Cause 2: The network is unstable or the signal is weak.
Solution: Ensure stable network communication and resend the file.
Possible Causes are:
Cause 1: Damaged leveling PCB.
Solution: Replace the leveling PCB.please refer to the video. this video.
Cause 2: Damaged wiring from the leveling PCB to the mainboard.
Solution: Replace the wiring from the leveling PCB to the mainboard.please refer to the video. this video.
Cause 3: Damaged mainboard.
Solution: Replace the mainboard.please refer to the video. this video.
Possible Causes are:
Cause 1: Heated bed rises abnormally.
Solution: 1. Re-level
Cause 2: Damaged strain gauge.
Solution: Replace the strain gauge.please refer to the video. this video.
Cause 3: Damaged leveling PCB.
Solution: Replace the leveling PCB.please refer to the video. this video.
Cause 4: Travel limit exceeded.
Solution: Check if the extruder is missing or if the bed nuts are too tight. It's fine to loosen all four nuts by 1-2 turns.
Possible Causes are:
Cause 1: Foreign object collision during heated bed rise.
Solution: Check for any obstructions, and clear them if so.and re-lever again.
Cause 2: Damaged strain gauge.
Solution: Replace the strain gauge.please refer to the video. this video.
Cause 3: Damaged leveling PCB.
Solution: Replace the leveling PCB.please refer to the video. this video.
Possible Causes are:
Cause 1: Damaged heated bed temperature sensor.
Solution: Replace the heated bed.please refer to the video. this video.
Cause 2: Damaged heated bed temperature sensor cable.
Solution: Replace the heated bed cable. please refer to the video. this video.
Cause 3: Damaged mainboard.
Solution: Replace the mainboard.please refer to the video. this video.
Possible Causes are:
Cause 1: Damaged Heated bed.
Solution: Replace the heated bed.please refer to the video. this video.
Cause 2: Damaged bed cable.
Solution: Replace the heated bed cable. please refer to the video. this video
Cause 3: Damaged mainboard.
Solution: Replace the mainboard.please refer to the video. this video.
Possible Causes are:
Cause 1: Hotend is not installed.
Solution: Reinstall the hotend.
Cause 2: Damaged temperature sensor
Solution: Replace the hotend heating assembly.please refer to the video. this video.
Possible Causes is:
Cause : Extruder installed improperly
Solution: Check if the extruder is properly installed and reinstall it.
Possible Causes is:
Cause : Extruder installed improperly
Solution: Check if the extruder is properly installed and reinstall it.
Possible Causes are:
Cause 1: Air outlet is blocked.
Solution: Clean the air outlet.
Cause 2: Ambient temperature too low.
Solution: Turn on the air conditioner or take insulation measures.
Cause 3: Damaged chamber heating device.
Solution: Replace the chamber heating device.
Cause 4: Damaged mainboard.
Solution: Replace the mainboard.
Possible Causes are:
Cause 1: Fan is obstructed by foreign objects.
Solution: Clean up foreign objects in the fan.
Cause 2: Damaged fan.
Solution: Replace the fan.
Cause 3: Damaged mainboard.
Solution: Replace the mainboard.
Possible Causes are:
Cause 1: Fan is obstructed by foreign objects.
Solution: Clean up foreign objects in the fan.
Cause 2: Damaged fan.
Solution: Replace the fan.
Cause 3: Damaged mainboard.
Solution: Replace the mainboard.
Possible Causes are:
Cause 1: Damaged air outlet temperature sensor.
Solution: Replace the air outlet temperature sensor.
Cause 2: Damaged temperature sensor cable.
Solution: Replace the temperature sensor cable.
Cause 3: Damaged mainboard.
Solution: Replace the mainboard.
Possible Causes are:
Cause 1: Fan is obstructed by foreign objects.
Solution: Clean up foreign objects in the fan.
Cause 2: Damaged fan.
Solution: Replace the fan.
Cause 3: Damaged mainboard.
Solution: Replace the mainboard.
Possible Causes is:
Cause :The non-official steel plates or those not intended for this particular machine type have been used.
Solution: Replace with official steel plates for this machine model.
Possible Causes are:
Cause 1: Print bed planarity Aabnormal.
Solution: Re-levering
Cause 2: Print abnormal.
Solution: clean the nozzle.
Possible Causes are:
Cause 1: Filament is tangled or wrapped around the spool holder, preventing feeding.
Solution: In the paused state: Untangle the filament to allow it to smoothly enter the extruder.
Cause 2: Filament is stuck at the 4-in-1 connector and cannot be fed。
Solution: Cancel printing, and confirm the reason why the filament is stuck at the 4-in-1 connector. If the issue persists after multiple attempts, consider replacing the 4-in-1 guide tube. replacing the 4-in-1 guide tube refer to the video.this video
Cause 3: IFS filament detection is triggered by retracted filament, which is in the guide tube, preventing it from feeding filament into the extruder.
Solution: In the paused state: Load a new roll of filament, and allow automatic filament feeding to push the filament into the extruder; (If the leftover filament cannot be pushed into the extruder, remove the 4-in-1 guide tube from the extruder end, clear the remaining filament, reinstall the guide tube, and restart feeding.)
Cause 4: Abnormal filament detection at the extruder end。
Solution: Cancel printing, and replace the filament sensor at the extruder end.refer to the video.this video
Cause 5: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: Filament is tangled or wrapped around the spool holder, preventing feeding.
Solution: In the paused state: Untangle the filament to allow it to smoothly enter the extruder.
Cause 2: Filament is stuck at the 4-in-1 connector and cannot be fed。
Solution: Cancel printing, and confirm the reason why the filament is stuck at the 4-in-1 connector. If the issue persists after multiple attempts, consider replacing the 4-in-1 guide tube. replacing the 4-in-1 guide tube refer to the video.this video
Cause 3: IFS filament detection is triggered by retracted filament, which is in the guide tube, preventing it from feeding filament into the extruder.
Solution: In the paused state: Load a new roll of filament, and allow automatic filament feeding to push the filament into the extruder; (If the leftover filament cannot be pushed into the extruder, remove the 4-in-1 guide tube from the extruder end, clear the remaining filament, reinstall the guide tube, and restart feeding.)
Cause 4: Abnormal filament detection at the extruder end。
Solution: Cancel printing, and replace the filament sensor at the extruder end.refer to the video.this video
Cause 5: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: Filament is tangled or wrapped around the spool holder, preventing feeding.
Solution: In the paused state: Untangle the filament to allow it to smoothly enter the extruder.
Cause 2: Filament is stuck at the 4-in-1 connector and cannot be fed。
Solution: Cancel printing, and confirm the reason why the filament is stuck at the 4-in-1 connector. If the issue persists after multiple attempts, consider replacing the 4-in-1 guide tube. replacing the 4-in-1 guide tube refer to the video.this video
Cause 3: IFS filament detection is triggered by retracted filament, which is in the guide tube, preventing it from feeding filament into the extruder.
Solution: In the paused state: Load a new roll of filament, and allow automatic filament feeding to push the filament into the extruder; (If the leftover filament cannot be pushed into the extruder, remove the 4-in-1 guide tube from the extruder end, clear the remaining filament, reinstall the guide tube, and restart feeding.)
Cause 4: Abnormal filament detection at the extruder end。
Solution: Cancel printing, and replace the filament sensor at the extruder end.refer to the video.this video
Cause 5: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: Filament is tangled or wrapped around the spool holder, preventing feeding.
Solution: In the paused state: Untangle the filament to allow it to smoothly enter the extruder.
Cause 2: Filament is stuck at the 4-in-1 connector and cannot be fed。
Solution: Cancel printing, and confirm the reason why the filament is stuck at the 4-in-1 connector. If the issue persists after multiple attempts, consider replacing the 4-in-1 guide tube. replacing the 4-in-1 guide tube refer to the video.this video
Cause 3: IFS filament detection is triggered by retracted filament, which is in the guide tube, preventing it from feeding filament into the extruder.
Solution: In the paused state: Load a new roll of filament, and allow automatic filament feeding to push the filament into the extruder; (If the leftover filament cannot be pushed into the extruder, remove the 4-in-1 guide tube from the extruder end, clear the remaining filament, reinstall the guide tube, and restart feeding.)
Cause 4: Abnormal filament detection at the extruder end。
Solution: Cancel printing, and replace the filament sensor at the extruder end.refer to the video.this video
Cause 5: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: The cutter fails to cut the filament, preventing it from being pulled out of the extruder.
Solution: In the paused state: Replace the cutter. After replacement, manually cut off the filament and then resume printing.refer to the video.this video
Cause 2: The filament breaks inside the extruder, causing the filament sensor to remain in a triggered state.
Solution: In the paused state: Remove the broken filament from the extruder, and then resume printing. Remove the broken filament from the extruder refer to the video.this video
Cause 3: Damaged filament sensor at the extruder end.
Solution: Cancel printing, and replace the filament sensor. refer to the video.this video
Cause 4: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: The cutter fails to cut the filament, preventing it from being pulled out of the extruder.
Solution: In the paused state: Replace the cutter. After replacement, manually cut off the filament and then resume printing.refer to the video.this video
Cause 2: The filament breaks inside the extruder, causing the filament sensor to remain in a triggered state.
Solution: In the paused state: Remove the broken filament from the extruder, and then resume printing. Remove the broken filament from the extruder refer to the video.this video
Cause 3: Damaged filament sensor at the extruder end.
Solution: Cancel printing, and replace the filament sensor. refer to the video.this video
Cause 4: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: The cutter fails to cut the filament, preventing it from being pulled out of the extruder.
Solution: In the paused state: Replace the cutter. After replacement, manually cut off the filament and then resume printing.refer to the video.this video
Cause 2: The filament breaks inside the extruder, causing the filament sensor to remain in a triggered state.
Solution: In the paused state: Remove the broken filament from the extruder, and then resume printing. Remove the broken filament from the extruder refer to the video.this video
Cause 3: Damaged filament sensor at the extruder end.
Solution: Cancel printing, and replace the filament sensor. refer to the video.this video
Cause 4: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: The cutter fails to cut the filament, preventing it from being pulled out of the extruder.
Solution: In the paused state: Replace the cutter. After replacement, manually cut off the filament and then resume printing.refer to the video.this video
Cause 2: The filament breaks inside the extruder, causing the filament sensor to remain in a triggered state.
Solution: In the paused state: Remove the broken filament from the extruder, and then resume printing. Remove the broken filament from the extruder refer to the video.this video
Cause 3: Damaged filament sensor at the extruder end.
Solution: Cancel printing, and replace the filament sensor. refer to the video.this video
Cause 4: Abnormal IFS module
Solution: Repair the IFS module or contact our after-sales support team. Repair the IFS module refer to the video.this video
Possible Causes are:
Cause 1: The filament is tangled or the spool is jammed, preventing the filament from moving.
Solution: In the paused state: Untangle the filament so that it can smoothly enter the extruder.
Cause 2: Damaged filament sensor at the extruder end.
Solution: Cancel printing, and replace the filament sensor. refer to the video.this video
Possible Causes are:
Cause 1: The filament is tangled or the spool is jammed, preventing the filament from moving.
Solution: In the paused state: Untangle the filament so that it can smoothly enter the extruder.
Cause 2: The nozzle is clogged。
Solution: In the paused state: Wait for the extruder temperature to drop to room temperature, and then replace the nozzle refer to the video ;this video
Or stop printing and unclog the nozzle,refer to the video.this video
Cause 3: Abnormal sensor ofodometer roller
Solution: Replace the sensor of odometer roller，refer to the video.this video
Possible Causes is:
Cause： Material station settings do not match the slicing settings.
Solution: Set the filament type on the material station to match the slicing settings, or switch to the corresponding filament channel.
Possible Causes are:
Cause 1: Foreign objects on the extruder or heated bed.
Solution: Clean up foreign objects from the extruder and heated bed, and then re-level.
Cause 2: The heated bed is not level, resulting in an excessive gap between the maximum and minimum points.
Solution: Copy logs and send them to Customer Support.
This error occurs when the Z-axis coordinate is greater than 0.5mm during triggering, and the possible causes are:
Cause 1: Foreign objects on the extruder or heated bed.
Solution: Clean up foreign objects from the bed or extruder, and then try again.
Cause 2: The extruder is not properly installed.
Solution: Reinstall the extruder and ensure it is installed properly.
Cause 3: The bed locking nuts are not tightened as required, causing the bed to lift.
Solution: Tighten the four nuts according to the support team's instructions.