Dreame
Dreame 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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C1
Robot vacuum reports C1 and will not start cleaning; often announces a side brush error.
Side Brush Motor Stall
C10
Robot vacuum displays C10; charging error or cannot charge properly on the dock.
Charging Circuit or Dock Contact Failure
C11
Robot vacuum shows C11; battery error or cannot hold charge, shuts off quickly.
Battery Pack Failure or Protection Triggered
C12
Robot vacuum reports C12; dustbin not detected or dustbin error.
Dustbin Presence Sensor Fault
C13
Robot vacuum shows C13; overcurrent or overload error when starting cleaning.
System Overload (Motor Overcurrent)
C14
Robot vacuum displays C14; internal communication error between modules.
Main Board Communication Bus Fault
C15
Robot vacuum shows C15; overtemperature error, robot may shut down during cleaning.
Internal Overheating Protection
C16
Robot vacuum reports C16; Wi‑Fi or cloud connection error, cannot connect to app.
Wi‑Fi Module or Antenna Fault
C17
Robot vacuum shows C17; water tank or mopping module error on Dreame models with mopping.
Water Tank Detection or Pump Fault
C18
Robot vacuum displays C18; mop pad bracket or mopping module not installed correctly.
Mop Bracket Presence Sensor Fault
C19
Robot vacuum shows C19; auto-empty dock error on Dreame models with self-emptying base.
Auto-Empty Dock Suction or Communication Fault
C2
Robot vacuum displays C2 and stops; main brush error is announced, brush may not spin.
Main Brush Motor Overload
C20
Robot vacuum reports C20; time-of-flight or wall sensor error.
Side Wall Distance Sensor Fault
C3
Robot vacuum shows C3 and stops; wheels may not move or robot reports wheel error.
Drive Wheel Motor Stall
C4
Robot vacuum reports C4 and stops; cliff sensor or drop sensor error is indicated.
Cliff Sensor Obstruction or Failure
C5
Robot vacuum shows C5 and refuses to start; bumper error or collision sensor error is announced.
Front Bumper Stuck or Collision Sensor Fault
C6
Robot vacuum displays C6; fan error or suction motor error is reported and suction is weak or absent.
Suction Fan Motor Failure
C7
Robot vacuum shows C7 and stops; LDS or laser sensor error is announced on models with LiDAR (e.g., Dreame L10, Z10, etc.).
LiDAR (LDS) Turret Blocked or Failure
C8
Robot vacuum reports C8; navigation error or stuck in place despite clear surroundings.
Navigation Sensor or IMU Fault
C9
Robot vacuum shows C9; fan speed abnormal or overcurrent error, often accompanied by loud fan noise.
Suction Fan Overcurrent or Impeller Obstruction
Symptom
Robot vacuum bumps into furniture more than usual and does not slow down before impact.
Obstacle Detection Degradation
Symptom
Robot vacuum cannot find the charging dock and wanders until the battery is low.
Dock Localization or IR Receiver Issue
Symptom
Robot vacuum connects to Wi‑Fi but frequently drops connection or shows offline in the app.
Unstable Wi‑Fi Connectivity
Symptom
Robot vacuum does not detect or avoid stairs and edges reliably, risking falls.
Cliff Sensor Degradation
Symptom
Robot vacuum does not respond to the power button or any controls.
No Power / Dead Robot
Symptom
Robot vacuum does not start cleaning when scheduled; schedule seems to be ignored.
Scheduling or Real-Time Clock Issue
Symptom
Robot vacuum frequently gets stuck on low thresholds, rugs, or cables.
Mobility and Obstacle Handling Issue
Symptom
Robot vacuum is very loud during operation, with new grinding or rattling noises.
Mechanical Noise from Fan or Brush Drive
Symptom
Robot vacuum leaves streaks or dirty patches when mopping.
Ineffective Mopping Performance
Symptom
Robot vacuum leaves visible dust and debris on the floor even after a full cleaning cycle.
Poor Suction Performance
Symptom
Robot vacuum leaves wet spots or puddles under the unit when docked or idle.
Water Tank or Valve Leakage
Symptom
Robot vacuum repeatedly cleans the same small area and does not progress through the room.
Navigation Looping or Map Corruption
Symptom
Robot vacuum reports the dustbin is full very quickly, even when it is mostly empty.
Dustbin Full Sensor Misreading
Symptom
Robot vacuum runs for a very short time and then returns to dock or shuts off without an error code.
Battery Capacity Degradation
Symptom
Robot vacuum smells burnt or emits a strong electrical odor during or after cleaning.
Overheating Motor or Electrical Short
Symptom
Robot vacuum veers to one side or does not move in a straight line.
Drive Wheel Speed Imbalance
Symptom
Robot vacuum's auto-empty function is weak; dust remains in the robot dustbin after emptying.
Reduced Auto-Empty Dock Suction
Symptom
Robot vacuum's main brush does not spin, but no specific error code is displayed.
Main Brush Drive Failure without Error Reporting
Symptom
Side brush spins intermittently or at very low speed without an error code.
Weak Side Brush Motor Performance
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| C1 |
Robot vacuum reports C1 and will not start cleaning; often announces a side brush error.
|
Side Brush Motor Stall | View Details |
| C10 |
Robot vacuum displays C10; charging error or cannot charge properly on the dock.
|
Charging Circuit or Dock Contact Failure | View Details |
| C11 |
Robot vacuum shows C11; battery error or cannot hold charge, shuts off quickly.
|
Battery Pack Failure or Protection Triggered | View Details |
| C12 |
Robot vacuum reports C12; dustbin not detected or dustbin error.
|
Dustbin Presence Sensor Fault | View Details |
| C13 |
Robot vacuum shows C13; overcurrent or overload error when starting cleaning.
|
System Overload (Motor Overcurrent) | View Details |
| C14 |
Robot vacuum displays C14; internal communication error between modules.
|
Main Board Communication Bus Fault | View Details |
| C15 |
Robot vacuum shows C15; overtemperature error, robot may shut down during cleaning.
|
Internal Overheating Protection | View Details |
| C16 |
Robot vacuum reports C16; Wi‑Fi or cloud connection error, cannot connect to app.
|
Wi‑Fi Module or Antenna Fault | View Details |
| C17 |
Robot vacuum shows C17; water tank or mopping module error on Dreame models with mopping.
|
Water Tank Detection or Pump Fault | View Details |
| C18 |
Robot vacuum displays C18; mop pad bracket or mopping module not installed correctly.
|
Mop Bracket Presence Sensor Fault | View Details |
| C19 |
Robot vacuum shows C19; auto-empty dock error on Dreame models with self-emptying base.
|
Auto-Empty Dock Suction or Communication Fault | View Details |
| C2 |
Robot vacuum displays C2 and stops; main brush error is announced, brush may not spin.
|
Main Brush Motor Overload | View Details |
| C20 |
Robot vacuum reports C20; time-of-flight or wall sensor error.
|
Side Wall Distance Sensor Fault | View Details |
| C3 |
Robot vacuum shows C3 and stops; wheels may not move or robot reports wheel error.
|
Drive Wheel Motor Stall | View Details |
| C4 |
Robot vacuum reports C4 and stops; cliff sensor or drop sensor error is indicated.
|
Cliff Sensor Obstruction or Failure | View Details |
| C5 |
Robot vacuum shows C5 and refuses to start; bumper error or collision sensor error is announced.
|
Front Bumper Stuck or Collision Sensor Fault | View Details |
| C6 |
Robot vacuum displays C6; fan error or suction motor error is reported and suction is weak or absent.
|
Suction Fan Motor Failure | View Details |
| C7 |
Robot vacuum shows C7 and stops; LDS or laser sensor error is announced on models with LiDAR (e.g., Dreame L10, Z10, etc.).
|
LiDAR (LDS) Turret Blocked or Failure | View Details |
| C8 |
Robot vacuum reports C8; navigation error or stuck in place despite clear surroundings.
|
Navigation Sensor or IMU Fault | View Details |
| C9 |
Robot vacuum shows C9; fan speed abnormal or overcurrent error, often accompanied by loud fan noise.
|
Suction Fan Overcurrent or Impeller Obstruction | View Details |
| – |
Robot vacuum bumps into furniture more than usual and does not slow down before impact.
|
Obstacle Detection Degradation | View Details |
| – |
Robot vacuum cannot find the charging dock and wanders until the battery is low.
|
Dock Localization or IR Receiver Issue | View Details |
| – |
Robot vacuum connects to Wi‑Fi but frequently drops connection or shows offline in the app.
|
Unstable Wi‑Fi Connectivity | View Details |
| – |
Robot vacuum does not detect or avoid stairs and edges reliably, risking falls.
|
Cliff Sensor Degradation | View Details |
| – |
Robot vacuum does not respond to the power button or any controls.
|
No Power / Dead Robot | View Details |
| – |
Robot vacuum does not start cleaning when scheduled; schedule seems to be ignored.
|
Scheduling or Real-Time Clock Issue | View Details |
| – |
Robot vacuum frequently gets stuck on low thresholds, rugs, or cables.
|
Mobility and Obstacle Handling Issue | View Details |
| – |
Robot vacuum is very loud during operation, with new grinding or rattling noises.
|
Mechanical Noise from Fan or Brush Drive | View Details |
| – |
Robot vacuum leaves streaks or dirty patches when mopping.
|
Ineffective Mopping Performance | View Details |
| – |
Robot vacuum leaves visible dust and debris on the floor even after a full cleaning cycle.
|
Poor Suction Performance | View Details |
| – |
Robot vacuum leaves wet spots or puddles under the unit when docked or idle.
|
Water Tank or Valve Leakage | View Details |
| – |
Robot vacuum repeatedly cleans the same small area and does not progress through the room.
|
Navigation Looping or Map Corruption | View Details |
| – |
Robot vacuum reports the dustbin is full very quickly, even when it is mostly empty.
|
Dustbin Full Sensor Misreading | View Details |
| – |
Robot vacuum runs for a very short time and then returns to dock or shuts off without an error code.
|
Battery Capacity Degradation | View Details |
| – |
Robot vacuum smells burnt or emits a strong electrical odor during or after cleaning.
|
Overheating Motor or Electrical Short | View Details |
| – |
Robot vacuum veers to one side or does not move in a straight line.
|
Drive Wheel Speed Imbalance | View Details |
| – |
Robot vacuum's auto-empty function is weak; dust remains in the robot dustbin after emptying.
|
Reduced Auto-Empty Dock Suction | View Details |
| – |
Robot vacuum's main brush does not spin, but no specific error code is displayed.
|
Main Brush Drive Failure without Error Reporting | View Details |
| – |
Side brush spins intermittently or at very low speed without an error code.
|
Weak Side Brush Motor Performance | View Details |
No matching codes found
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