New Common Error Codes and Solutions for Roborock Sweeping Robots
With the continuous advancement of Roborock sweeping robots, newer models come with more sophisticated features — and new error codes to match. Below is an updated guide covering the latest error codes and how to resolve them.
Error 23 – Signal Transmission Area Dirty 📡
Description: The signal transmission area is obstructed or dirty, affecting communication performance.
Solution:
- Locate the signal transmission area on the robot (usually near the top or sides).
- Wipe it clean with a soft, dry cloth.
- Restart the robot and check if the error clears.
Error 27 – Abnormal Vibration Module 📳
Description: The vibration module is not functioning normally, which may affect mopping performance.
Solution:
- Check if any foreign objects are lodged in or around the vibration module.
- Remove any debris carefully.
- If no foreign objects are found and the error persists, this may indicate a hardware malfunction — contact Roborock support.
Error 35 – Abnormal Voltage at Dust Collector Dock 🔌
Description: The dust collector dock is receiving abnormal voltage, which may prevent auto-emptying.
Solution:
- Check that the dust collector dock is properly connected to power.
- Turn off the power, wait 30 seconds, and turn it back on.
- Ensure the power outlet is functioning correctly.
- If the voltage remains abnormal, contact Roborock support.
Error 42 – Cleaning Tank Filter Screen Blocked 🧼
Description: The filter screen in the cleaning tank is dirty or not seated correctly, affecting water flow.
Solution:
- Remove the cleaning tank and take out the filter screen.
- Rinse the filter screen under clean water and allow it to dry completely.
- Reinstall the filter screen firmly and ensure it is properly seated.
- If the issue persists after cleaning, the filter screen or tank may need replacement.
Error 43 – Abnormal Backwash In-Place Switch 🔄
Description: The backwash in-place switch is not detecting the correct position, disrupting the self-cleaning cycle.
Solution:
- Check that the cleaning dock components are properly assembled and seated.
- Remove and reinsert any removable parts to reset the switch position.
- If the switch continues to malfunction, this may be a hardware issue — contact Roborock support.
Error 44 – Sewage Tank Lid Not Properly Installed 🚰
Description: The sewage tank lid is not correctly installed or the rubber plug is damaged, causing a seal failure.
Solution:
- Remove the sewage tank and check that the lid is firmly and correctly installed.
- Inspect the rubber plug/seal for any cracks or damage.
- Replace the rubber plug if it is worn or damaged.
- If the lid and plug appear normal but the error persists, contact Roborock support for further diagnosis.
General Tips for New-Generation Roborock Models
- Keep the self-cleaning dock components (cleaning tank, sewage tank, filter screen) maintained weekly.
- Always use clean water in the cleaning tank to prevent buildup.
- Empty and rinse the sewage tank after every 2–3 cleaning cycles.
- Keep firmware updated via the Roborock app to receive the latest bug fixes and error code improvements.
For errors not listed here or persistent hardware issues, please visit the official Roborock Support Center or contact our store for spare parts and repair assistance.