Laresar
Laresar Robot Vacuums Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Robot vacuum will not start cleaning and reports E1 shortly after power-on.
Main Brush Motor Overload / Stall
E10
Robot vacuum shows E10 and cannot find or use the charging dock.
Charging Contact / Dock Communication Error
E11
Robot vacuum reports E11 and stops, often when the dust bin is removed or not seated properly.
Dust Bin Presence Sensor Error
E12
Robot vacuum shows E12 and may stop when mopping mode is enabled.
Water Tank / Mopping Module Detection Error
E13
Robot vacuum displays E13 and stops unexpectedly during cleaning.
Overcurrent Protection / General Motor Overload
E14
Robot vacuum shows E14 and cannot connect to Wi‑Fi or app.
Wi‑Fi Module / Communication Error
E15
Robot vacuum reports E15 and stops near carpets or thresholds.
Obstacle / Anti-Collision Sensor Malfunction
E16
Robot vacuum shows E16 and cannot start; sometimes after firmware update.
Firmware / System Initialization Error
E17
Robot vacuum displays E17 and stops when mopping, often with no water output.
Water Pump / Flow Error
E18
Robot vacuum shows E18 and stops with the message related to filter or airflow.
Filter / Airflow Sensor Error
E19
Robot vacuum reports E19 and stops near walls or furniture.
Wall / Edge Sensor Error
E2
Robot vacuum stops shortly after starting and displays E2, often accompanied by loud noise from the side brush area.
Side Brush Motor Overload / Stall
E20
Robot vacuum shows E20 and cannot start; often associated with overheating.
Overtemperature Protection
E3
Robot vacuum reports E3 and stops, often when transitioning between surfaces or near obstacles.
Bumper / Collision Sensor Fault
E4
Robot vacuum shows E4 and stops, usually near stairs or dark carpets.
Cliff / Anti-Drop Sensor Error
E5
Robot vacuum displays E5 and will not move from its position.
Wheel Motor Overload / Drive Wheel Stuck
E6
Robot vacuum shows E6 and may stop near the dock or fail to navigate correctly.
Gyroscope / IMU Calibration Error
E7
Robot vacuum reports E7 and refuses to start cleaning, often after being moved manually.
LDS / LiDAR Turret Blocked or Failure (for LiDAR-equipped Laresar models)
E8
Robot vacuum shows E8 and suction stops or is very weak.
Fan / Suction Motor Overload or Blockage
E9
Robot vacuum displays E9 and will not start; sometimes occurs after long storage.
Battery Pack Fault / Under-Voltage Protection
Symptom
Robot vacuum connects to Wi‑Fi but frequently drops connection or appears offline in the app.
Unstable Wi‑Fi Connectivity
Symptom
Robot vacuum does not dispense any water while in mopping mode; mop pad stays dry.
No Water Output During Mopping
Symptom
Robot vacuum does not return to the charging dock at the end of cleaning; it stops in random locations.
Dock Return / Homing Failure
Symptom
Robot vacuum emits a burning smell or very hot air from the exhaust.
Overheating Motor / Electrical Overload
Symptom
Robot vacuum frequently bumps hard into furniture instead of slowing down.
Collision Detection Weak / Obstacle Sensing Reduced
Symptom
Robot vacuum frequently gets stuck on low thresholds, rugs, or cables.
Frequent Stalling / Obstacle Entrapment
Symptom
Robot vacuum is very loud during operation compared to when it was new.
Excessive Operating Noise
Symptom
Robot vacuum leaves a trail of dust behind the rear or around the main brush area.
Dust Leakage from Dust Bin / Brush Housing
Symptom
Robot vacuum leaves streaks of water or puddles on the floor when mopping.
Excessive Water Output / Mopping Leak
Symptom
Robot vacuum often stops with the message 'Please move robot to a new location' but no numeric code.
Stuck Detection / Navigation Confusion
Symptom
Robot vacuum powers on but will not start cleaning when the Start button is pressed or via the app.
Start Command / User Interface Failure
Symptom
Robot vacuum repeatedly cleans the same small area and does not progress through the room.
Navigation Looping / Localization Failure
Symptom
Robot vacuum runs but leaves visible debris on the floor, especially along its path.
Poor Pickup / Insufficient Suction
Symptom
Robot vacuum runs for a very short time (e.g., 5–10 minutes) and then returns to dock or shuts off.
Reduced Runtime / Battery Capacity Loss
Symptom
Robot vacuum squeaks or chirps when the wheels move.
Wheel Squeak / Mechanical Friction
Symptom
Robot vacuum will not power on at all; no lights or sounds.
No Power / Dead Robot
Symptom
Robot vacuum's front caster wheel does not rotate freely, causing drag marks or navigation issues.
Front Caster Wheel Seizure
Symptom
Robot vacuum's main brush does not spin, but suction works and no code is displayed.
Main Brush Drive Failure without Error
Symptom
Robot vacuum's mop pad drags heavily and causes the robot to stall or slip.
Mop Pad Drag / Excessive Friction
Symptom
Robot vacuum's side brush spins intermittently or not at all, but no error code is shown.
Intermittent Side Brush Operation
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Robot vacuum will not start cleaning and reports E1 shortly after power-on.
|
Main Brush Motor Overload / Stall | View Details |
| E10 |
Robot vacuum shows E10 and cannot find or use the charging dock.
|
Charging Contact / Dock Communication Error | View Details |
| E11 |
Robot vacuum reports E11 and stops, often when the dust bin is removed or not seated properly.
|
Dust Bin Presence Sensor Error | View Details |
| E12 |
Robot vacuum shows E12 and may stop when mopping mode is enabled.
|
Water Tank / Mopping Module Detection Error | View Details |
| E13 |
Robot vacuum displays E13 and stops unexpectedly during cleaning.
|
Overcurrent Protection / General Motor Overload | View Details |
| E14 |
Robot vacuum shows E14 and cannot connect to Wi‑Fi or app.
|
Wi‑Fi Module / Communication Error | View Details |
| E15 |
Robot vacuum reports E15 and stops near carpets or thresholds.
|
Obstacle / Anti-Collision Sensor Malfunction | View Details |
| E16 |
Robot vacuum shows E16 and cannot start; sometimes after firmware update.
|
Firmware / System Initialization Error | View Details |
| E17 |
Robot vacuum displays E17 and stops when mopping, often with no water output.
|
Water Pump / Flow Error | View Details |
| E18 |
Robot vacuum shows E18 and stops with the message related to filter or airflow.
|
Filter / Airflow Sensor Error | View Details |
| E19 |
Robot vacuum reports E19 and stops near walls or furniture.
|
Wall / Edge Sensor Error | View Details |
| E2 |
Robot vacuum stops shortly after starting and displays E2, often accompanied by loud noise from the side brush area.
|
Side Brush Motor Overload / Stall | View Details |
| E20 |
Robot vacuum shows E20 and cannot start; often associated with overheating.
|
Overtemperature Protection | View Details |
| E3 |
Robot vacuum reports E3 and stops, often when transitioning between surfaces or near obstacles.
|
Bumper / Collision Sensor Fault | View Details |
| E4 |
Robot vacuum shows E4 and stops, usually near stairs or dark carpets.
|
Cliff / Anti-Drop Sensor Error | View Details |
| E5 |
Robot vacuum displays E5 and will not move from its position.
|
Wheel Motor Overload / Drive Wheel Stuck | View Details |
| E6 |
Robot vacuum shows E6 and may stop near the dock or fail to navigate correctly.
|
Gyroscope / IMU Calibration Error | View Details |
| E7 |
Robot vacuum reports E7 and refuses to start cleaning, often after being moved manually.
|
LDS / LiDAR Turret Blocked or Failure (for LiDAR-equipped Laresar models) | View Details |
| E8 |
Robot vacuum shows E8 and suction stops or is very weak.
|
Fan / Suction Motor Overload or Blockage | View Details |
| E9 |
Robot vacuum displays E9 and will not start; sometimes occurs after long storage.
|
Battery Pack Fault / Under-Voltage Protection | View Details |
| – |
Robot vacuum connects to Wi‑Fi but frequently drops connection or appears offline in the app.
|
Unstable Wi‑Fi Connectivity | View Details |
| – |
Robot vacuum does not dispense any water while in mopping mode; mop pad stays dry.
|
No Water Output During Mopping | View Details |
| – |
Robot vacuum does not return to the charging dock at the end of cleaning; it stops in random locations.
|
Dock Return / Homing Failure | View Details |
| – |
Robot vacuum emits a burning smell or very hot air from the exhaust.
|
Overheating Motor / Electrical Overload | View Details |
| – |
Robot vacuum frequently bumps hard into furniture instead of slowing down.
|
Collision Detection Weak / Obstacle Sensing Reduced | View Details |
| – |
Robot vacuum frequently gets stuck on low thresholds, rugs, or cables.
|
Frequent Stalling / Obstacle Entrapment | View Details |
| – |
Robot vacuum is very loud during operation compared to when it was new.
|
Excessive Operating Noise | View Details |
| – |
Robot vacuum leaves a trail of dust behind the rear or around the main brush area.
|
Dust Leakage from Dust Bin / Brush Housing | View Details |
| – |
Robot vacuum leaves streaks of water or puddles on the floor when mopping.
|
Excessive Water Output / Mopping Leak | View Details |
| – |
Robot vacuum often stops with the message 'Please move robot to a new location' but no numeric code.
|
Stuck Detection / Navigation Confusion | View Details |
| – |
Robot vacuum powers on but will not start cleaning when the Start button is pressed or via the app.
|
Start Command / User Interface Failure | View Details |
| – |
Robot vacuum repeatedly cleans the same small area and does not progress through the room.
|
Navigation Looping / Localization Failure | View Details |
| – |
Robot vacuum runs but leaves visible debris on the floor, especially along its path.
|
Poor Pickup / Insufficient Suction | View Details |
| – |
Robot vacuum runs for a very short time (e.g., 5–10 minutes) and then returns to dock or shuts off.
|
Reduced Runtime / Battery Capacity Loss | View Details |
| – |
Robot vacuum squeaks or chirps when the wheels move.
|
Wheel Squeak / Mechanical Friction | View Details |
| – |
Robot vacuum will not power on at all; no lights or sounds.
|
No Power / Dead Robot | View Details |
| – |
Robot vacuum's front caster wheel does not rotate freely, causing drag marks or navigation issues.
|
Front Caster Wheel Seizure | View Details |
| – |
Robot vacuum's main brush does not spin, but suction works and no code is displayed.
|
Main Brush Drive Failure without Error | View Details |
| – |
Robot vacuum's mop pad drags heavily and causes the robot to stall or slip.
|
Mop Pad Drag / Excessive Friction | View Details |
| – |
Robot vacuum's side brush spins intermittently or not at all, but no error code is shown.
|
Intermittent Side Brush Operation | View Details |
No matching codes found
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