Samsung 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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C00
Robot vacuum will not start cleaning, app or top display shows C00 immediately after power-on.
Main Power Initialization Failure
C01
Robot vacuum does not move from the dock, emits a few beeps, and displays C01.
Drive Motor Initialization Error
C02
Robot vacuum starts, then stops within a few seconds and shows C02.
Wheel Encoder / Drive Feedback Error
C03
Robot vacuum does not detect obstacles properly, bumps into furniture repeatedly, or spins in place; C03 is displayed.
Front Obstacle Sensor Failure
C04
Robot vacuum stops near stairs or dark carpets and shows C04.
Cliff / Drop Sensor Error
C05
Robot vacuum cannot find the charging station or fails to dock properly; C05 appears.
Charging Station Detection Error
C06
Robot vacuum reports C06 and stops; may occur when starting or during cleaning.
Bumper Switch / Collision Sensor Error
C07
Robot vacuum shows C07 and may move erratically or fail to map rooms correctly.
Gyro / Orientation Sensor Error
C08
Robot vacuum cannot start cleaning and displays C08; may also stop mid‑clean with this code.
Dustbin Presence / Dustbin Switch Error
C09
Robot vacuum reports C09 and suction is weak or does not start.
Fan Motor / Suction Motor Error
C10
Robot vacuum shows C10 and will not start; often related to battery or charging issues.
Battery Communication / Pack Error
C11
Robot vacuum stops and displays C11, often after running for a short time.
Overcurrent / Overload Protection
C12
Robot vacuum shows C12 and may not connect properly to Wi‑Fi or the app.
Wi‑Fi / Communication Module Error
C13
Robot vacuum displays C13 and may shut down unexpectedly during cleaning.
Internal Temperature Sensor Error
C14
Robot vacuum shows C14 and refuses to start cleaning, often after a long period of non‑use.
Battery Voltage Out of Range
C15
Robot vacuum displays C15 and may not move correctly or may spin in circles.
Wheel Lift / Stuck on Obstacle Detection Error
C16
Robot vacuum shows C16 and may not recognize the dustbin or report it as missing even when installed.
Dustbin Sensor Communication Error
C17
Robot vacuum displays C17 and stops, often when transitioning between floor types.
Height / Floor Type Sensor Error
C18
Robot vacuum shows C18 and may not respond correctly to remote or app commands.
Remote / IR Receiver Error
C19
Robot vacuum displays C19 and may not complete mapping or room recognition.
Camera / Vision Sensor Error (for camera‑equipped models)
C20
Robot vacuum shows C20 and may not respond to touch buttons properly.
Touch Panel / Keypad Error
E1
Robot vacuum displays E1 and will not start cleaning.
Main Brush Motor Error
E2
Robot vacuum shows E2 and side brush does not rotate.
Side Brush Motor Error
E3
Robot vacuum displays E3 and suction is lost or intermittent.
Suction Blockage / Airflow Error
E4
Robot vacuum shows E4 and stops near stairs or edges.
Cliff Sensor Blocked or Faulty
E5
Robot vacuum displays E5 and cannot charge properly.
Charging Error
E6
Robot vacuum shows E6 and may not move or may move erratically.
Wheel Motor Error
E7
Robot vacuum displays E7 and may not detect the dustbin correctly.
Dustbin Not Installed / Sensor Error
E8
Robot vacuum shows E8 and suction may stop unexpectedly.
Fan Motor Overload / Overheat
E9
Robot vacuum displays E9 and may not connect to the app or respond to network commands.
Network / Module Error
Symptom
Robot vacuum does not connect to Wi‑Fi or frequently disconnects, but still cleans normally.
Intermittent Wi‑Fi Connectivity
Symptom
Robot vacuum does not return to the charging dock automatically and stops in random locations.
Dock Homing / Navigation Failure
Symptom
Robot vacuum does not start when the Start/Clean button is pressed, but the battery appears charged.
User Interface / Start Circuit Failure
Symptom
Robot vacuum drifts to one side or does not move in straight lines.
Drive Alignment / Wheel Speed Imbalance
Symptom
Robot vacuum emits a burning smell during operation, with or without an error code.
Overheating Motor or Electrical Component
Symptom
Robot vacuum frequently reports that the dustbin is full even after emptying, but no specific code is shown.
Dustbin Full Sensor False Trigger
Symptom
Robot vacuum gets stuck frequently on thresholds, rugs, or cables without showing an error code.
Obstacle Negotiation / Ground Clearance Issue
Symptom
Robot vacuum is very loud during operation, with grinding or rattling noises.
Mechanical Noise / Bearing Wear
Symptom
Robot vacuum leaves streaks of dust or hair along edges and corners.
Edge Cleaning Inefficiency
Symptom
Robot vacuum leaves visible debris on the floor and has weak suction, but no error code is shown.
Reduced Suction Performance
Symptom
Robot vacuum maps rooms incorrectly or misses large areas, with no specific error code.
Navigation / Mapping Degradation
Symptom
Robot vacuum runs for only a short time (e.g., 5–15 minutes) before returning to the dock or shutting off, with no error code.
Premature Battery Discharge
Symptom
Robot vacuum starts but stops after a few seconds without an error code, often in the same spot.
Immediate Stall / Start‑up Failure
Symptom
Robot vacuum’s time scheduling or cleaning history is incorrect or resets unexpectedly.
Internal Memory / RTC (Real‑Time Clock) Issue
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| C00 |
Robot vacuum will not start cleaning, app or top display shows C00 immediately after power-on.
|
Main Power Initialization Failure | View Details |
| C01 |
Robot vacuum does not move from the dock, emits a few beeps, and displays C01.
|
Drive Motor Initialization Error | View Details |
| C02 |
Robot vacuum starts, then stops within a few seconds and shows C02.
|
Wheel Encoder / Drive Feedback Error | View Details |
| C03 |
Robot vacuum does not detect obstacles properly, bumps into furniture repeatedly, or spins in place; C03 is displayed.
|
Front Obstacle Sensor Failure | View Details |
| C04 |
Robot vacuum stops near stairs or dark carpets and shows C04.
|
Cliff / Drop Sensor Error | View Details |
| C05 |
Robot vacuum cannot find the charging station or fails to dock properly; C05 appears.
|
Charging Station Detection Error | View Details |
| C06 |
Robot vacuum reports C06 and stops; may occur when starting or during cleaning.
|
Bumper Switch / Collision Sensor Error | View Details |
| C07 |
Robot vacuum shows C07 and may move erratically or fail to map rooms correctly.
|
Gyro / Orientation Sensor Error | View Details |
| C08 |
Robot vacuum cannot start cleaning and displays C08; may also stop mid‑clean with this code.
|
Dustbin Presence / Dustbin Switch Error | View Details |
| C09 |
Robot vacuum reports C09 and suction is weak or does not start.
|
Fan Motor / Suction Motor Error | View Details |
| C10 |
Robot vacuum shows C10 and will not start; often related to battery or charging issues.
|
Battery Communication / Pack Error | View Details |
| C11 |
Robot vacuum stops and displays C11, often after running for a short time.
|
Overcurrent / Overload Protection | View Details |
| C12 |
Robot vacuum shows C12 and may not connect properly to Wi‑Fi or the app.
|
Wi‑Fi / Communication Module Error | View Details |
| C13 |
Robot vacuum displays C13 and may shut down unexpectedly during cleaning.
|
Internal Temperature Sensor Error | View Details |
| C14 |
Robot vacuum shows C14 and refuses to start cleaning, often after a long period of non‑use.
|
Battery Voltage Out of Range | View Details |
| C15 |
Robot vacuum displays C15 and may not move correctly or may spin in circles.
|
Wheel Lift / Stuck on Obstacle Detection Error | View Details |
| C16 |
Robot vacuum shows C16 and may not recognize the dustbin or report it as missing even when installed.
|
Dustbin Sensor Communication Error | View Details |
| C17 |
Robot vacuum displays C17 and stops, often when transitioning between floor types.
|
Height / Floor Type Sensor Error | View Details |
| C18 |
Robot vacuum shows C18 and may not respond correctly to remote or app commands.
|
Remote / IR Receiver Error | View Details |
| C19 |
Robot vacuum displays C19 and may not complete mapping or room recognition.
|
Camera / Vision Sensor Error (for camera‑equipped models) | View Details |
| C20 |
Robot vacuum shows C20 and may not respond to touch buttons properly.
|
Touch Panel / Keypad Error | View Details |
| E1 |
Robot vacuum displays E1 and will not start cleaning.
|
Main Brush Motor Error | View Details |
| E2 |
Robot vacuum shows E2 and side brush does not rotate.
|
Side Brush Motor Error | View Details |
| E3 |
Robot vacuum displays E3 and suction is lost or intermittent.
|
Suction Blockage / Airflow Error | View Details |
| E4 |
Robot vacuum shows E4 and stops near stairs or edges.
|
Cliff Sensor Blocked or Faulty | View Details |
| E5 |
Robot vacuum displays E5 and cannot charge properly.
|
Charging Error | View Details |
| E6 |
Robot vacuum shows E6 and may not move or may move erratically.
|
Wheel Motor Error | View Details |
| E7 |
Robot vacuum displays E7 and may not detect the dustbin correctly.
|
Dustbin Not Installed / Sensor Error | View Details |
| E8 |
Robot vacuum shows E8 and suction may stop unexpectedly.
|
Fan Motor Overload / Overheat | View Details |
| E9 |
Robot vacuum displays E9 and may not connect to the app or respond to network commands.
|
Network / Module Error | View Details |
| – |
Robot vacuum does not connect to Wi‑Fi or frequently disconnects, but still cleans normally.
|
Intermittent Wi‑Fi Connectivity | View Details |
| – |
Robot vacuum does not return to the charging dock automatically and stops in random locations.
|
Dock Homing / Navigation Failure | View Details |
| – |
Robot vacuum does not start when the Start/Clean button is pressed, but the battery appears charged.
|
User Interface / Start Circuit Failure | View Details |
| – |
Robot vacuum drifts to one side or does not move in straight lines.
|
Drive Alignment / Wheel Speed Imbalance | View Details |
| – |
Robot vacuum emits a burning smell during operation, with or without an error code.
|
Overheating Motor or Electrical Component | View Details |
| – |
Robot vacuum frequently reports that the dustbin is full even after emptying, but no specific code is shown.
|
Dustbin Full Sensor False Trigger | View Details |
| – |
Robot vacuum gets stuck frequently on thresholds, rugs, or cables without showing an error code.
|
Obstacle Negotiation / Ground Clearance Issue | View Details |
| – |
Robot vacuum is very loud during operation, with grinding or rattling noises.
|
Mechanical Noise / Bearing Wear | View Details |
| – |
Robot vacuum leaves streaks of dust or hair along edges and corners.
|
Edge Cleaning Inefficiency | View Details |
| – |
Robot vacuum leaves visible debris on the floor and has weak suction, but no error code is shown.
|
Reduced Suction Performance | View Details |
| – |
Robot vacuum maps rooms incorrectly or misses large areas, with no specific error code.
|
Navigation / Mapping Degradation | View Details |
| – |
Robot vacuum runs for only a short time (e.g., 5–15 minutes) before returning to the dock or shutting off, with no error code.
|
Premature Battery Discharge | View Details |
| – |
Robot vacuum starts but stops after a few seconds without an error code, often in the same spot.
|
Immediate Stall / Start‑up Failure | View Details |
| – |
Robot vacuum’s time scheduling or cleaning history is incorrect or resets unexpectedly.
|
Internal Memory / RTC (Real‑Time Clock) Issue | View Details |
No matching codes found
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