Miele Cordless Vacuums Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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F1
Cordless vacuum will not switch on; display briefly lights, then shuts off with F1.
Battery Pack Communication Fault
F10
Vacuum shuts off immediately when the Electrobrush is connected; F10 is displayed.
Short Circuit in Electrobrush or Wand
F11
The battery indicator flashes, and F11 appears; the vacuum stops even with a partially charged battery.
Battery Voltage Out of Range
F12
Vacuum does not recognize attached accessories; F12 is displayed when connecting the wand or Electrobrush.
Accessory Identification / Data Line Fault
F13
The vacuum stops and F13 appears after a short run time, even with a fully charged battery.
Current Sensor / Overload Detection Fault
F14
The display shows F14, and the vacuum will not start, often after long storage.
Firmware / Internal Memory Error
F15
The vacuum runs only in one power mode; F15 appears when trying to change the suction level.
Mode Selection Logic Fault
F16
The vacuum stops and F16 appears when tilting or rotating the unit.
Position / Tilt Sensor Fault
F17
The battery symbol flashes with F17, and the vacuum shuts off under heavy load.
Battery Overcurrent Protection
F18
The vacuum will not charge, no charging progress is shown, and F18 appears on the display when docked.
Charging Dock / Charger Communication Fault
F19
The filter or maintenance icon with F19 appears, and vacuum performance is reduced.
Filter Service Interval Reached
F2
Vacuum stops shortly after starting; F2 appears on the display, or the LED flashes in a repeating pattern.
Overcurrent / Motor Overload Protection
F20
The vacuum vibrates and F20 appears, often accompanied by unusual motor noise.
Motor Imbalance / Bearing Fault Detected
F3
Vacuum runs for a few seconds then shuts off with F3, often after prolonged use at maximum power.
Motor Overheating Protection
F4
Vacuum does not respond to the trigger or power button; F4 is displayed, or the LED flashes rapidly when the battery is inserted.
Main Control PCB Fault
F5
Electrobrush floorhead does not run; F5 appears when trying to use the powered brush.
Electrobrush Communication / Power Fault
F6
Battery will not charge; the charger LED blinks, and F6 appears on the vacuum when the battery is inserted.
Battery Pack Temperature / Protection Fault
F7
Vacuum cuts out when changing power levels; F7 is displayed, or the power LEDs flash in sequence.
Power Mode Control / Button Interface Fault
F8
Vacuum runs but suction is very low; F8 or a filter symbol appears on the display.
Filter Blockage / Airflow Restriction Detected
F9
Electrobrush stops intermittently; F9 appears, or the brush LED flashes red.
Brush Motor Overload / Jam Detection
Symptom
Dust container does not latch properly or falls off during use.
Dust Container Latch Failure
Symptom
Dust escapes from the vacuum or fine dust is visible around the exhaust.
Filtration / Seal Failure
Symptom
Run time is significantly shorter than specified, even after a full charge.
Reduced Battery Capacity
Symptom
Suction is weak even though the motor sounds normal.
Airflow Restriction / Leak
Symptom
The brush roller in the Electrobrush does not spin, but suction is present.
Brush Drive Failure
Symptom
The brush roller starts and stops intermittently while vacuuming.
Intermittent Brush Power / Connection Fault
Symptom
The cordless vacuum will not turn on at all; there are no lights or response when pressing the power button.
No Power / Dead Unit
Symptom
Vacuum body or battery becomes excessively hot to the touch.
Overheating Battery or Motor
Symptom
Vacuum does not stand properly in its wall mount or falls off the charging cradle.
Mounting / Docking Misalignment
Symptom
Vacuum emits a burning smell during operation.
Overheating Component / Electrical Fault
Symptom
Vacuum handle or joints feel loose and flex excessively during use.
Mechanical Joint Wear / Play
Symptom
Vacuum is very loud or has a grinding noise from the motor area.
Motor Bearing Wear / Fan Damage
Symptom
Vacuum leaves dust behind and does not pick up well from carpets.
Poor Cleaning Performance
Symptom
Vacuum leaves marks or scratches on delicate floors.
Damaged Floorhead Wheels or Brush
Symptom
Vacuum makes a high-pitched whistling noise during use.
Air Leak at Seal or Gasket
Symptom
Vacuum occasionally shocks the user with static discharge.
Static Electricity Build-Up
Symptom
Vacuum produces a rattling or clattering noise from the floorhead.
Loose or Damaged Floorhead Components
Symptom
Vacuum smells musty or dusty when running.
Contaminated Filters / Dust Container
Symptom
Vacuum turns on but shuts off after a few seconds with no error code, especially on high power.
Battery Capacity Loss / Protection Trip
Symptom
Vacuum will not charge; no lights on charger or battery when connected.
No Charging / Dead Charger
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| F1 |
Cordless vacuum will not switch on; display briefly lights, then shuts off with F1.
|
Battery Pack Communication Fault | View Details |
| F10 |
Vacuum shuts off immediately when the Electrobrush is connected; F10 is displayed.
|
Short Circuit in Electrobrush or Wand | View Details |
| F11 |
The battery indicator flashes, and F11 appears; the vacuum stops even with a partially charged battery.
|
Battery Voltage Out of Range | View Details |
| F12 |
Vacuum does not recognize attached accessories; F12 is displayed when connecting the wand or Electrobrush.
|
Accessory Identification / Data Line Fault | View Details |
| F13 |
The vacuum stops and F13 appears after a short run time, even with a fully charged battery.
|
Current Sensor / Overload Detection Fault | View Details |
| F14 |
The display shows F14, and the vacuum will not start, often after long storage.
|
Firmware / Internal Memory Error | View Details |
| F15 |
The vacuum runs only in one power mode; F15 appears when trying to change the suction level.
|
Mode Selection Logic Fault | View Details |
| F16 |
The vacuum stops and F16 appears when tilting or rotating the unit.
|
Position / Tilt Sensor Fault | View Details |
| F17 |
The battery symbol flashes with F17, and the vacuum shuts off under heavy load.
|
Battery Overcurrent Protection | View Details |
| F18 |
The vacuum will not charge, no charging progress is shown, and F18 appears on the display when docked.
|
Charging Dock / Charger Communication Fault | View Details |
| F19 |
The filter or maintenance icon with F19 appears, and vacuum performance is reduced.
|
Filter Service Interval Reached | View Details |
| F2 |
Vacuum stops shortly after starting; F2 appears on the display, or the LED flashes in a repeating pattern.
|
Overcurrent / Motor Overload Protection | View Details |
| F20 |
The vacuum vibrates and F20 appears, often accompanied by unusual motor noise.
|
Motor Imbalance / Bearing Fault Detected | View Details |
| F3 |
Vacuum runs for a few seconds then shuts off with F3, often after prolonged use at maximum power.
|
Motor Overheating Protection | View Details |
| F4 |
Vacuum does not respond to the trigger or power button; F4 is displayed, or the LED flashes rapidly when the battery is inserted.
|
Main Control PCB Fault | View Details |
| F5 |
Electrobrush floorhead does not run; F5 appears when trying to use the powered brush.
|
Electrobrush Communication / Power Fault | View Details |
| F6 |
Battery will not charge; the charger LED blinks, and F6 appears on the vacuum when the battery is inserted.
|
Battery Pack Temperature / Protection Fault | View Details |
| F7 |
Vacuum cuts out when changing power levels; F7 is displayed, or the power LEDs flash in sequence.
|
Power Mode Control / Button Interface Fault | View Details |
| F8 |
Vacuum runs but suction is very low; F8 or a filter symbol appears on the display.
|
Filter Blockage / Airflow Restriction Detected | View Details |
| F9 |
Electrobrush stops intermittently; F9 appears, or the brush LED flashes red.
|
Brush Motor Overload / Jam Detection | View Details |
| – |
Dust container does not latch properly or falls off during use.
|
Dust Container Latch Failure | View Details |
| – |
Dust escapes from the vacuum or fine dust is visible around the exhaust.
|
Filtration / Seal Failure | View Details |
| – |
Run time is significantly shorter than specified, even after a full charge.
|
Reduced Battery Capacity | View Details |
| – |
Suction is weak even though the motor sounds normal.
|
Airflow Restriction / Leak | View Details |
| – |
The brush roller in the Electrobrush does not spin, but suction is present.
|
Brush Drive Failure | View Details |
| – |
The brush roller starts and stops intermittently while vacuuming.
|
Intermittent Brush Power / Connection Fault | View Details |
| – |
The cordless vacuum will not turn on at all; there are no lights or response when pressing the power button.
|
No Power / Dead Unit | View Details |
| – |
Vacuum body or battery becomes excessively hot to the touch.
|
Overheating Battery or Motor | View Details |
| – |
Vacuum does not stand properly in its wall mount or falls off the charging cradle.
|
Mounting / Docking Misalignment | View Details |
| – |
Vacuum emits a burning smell during operation.
|
Overheating Component / Electrical Fault | View Details |
| – |
Vacuum handle or joints feel loose and flex excessively during use.
|
Mechanical Joint Wear / Play | View Details |
| – |
Vacuum is very loud or has a grinding noise from the motor area.
|
Motor Bearing Wear / Fan Damage | View Details |
| – |
Vacuum leaves dust behind and does not pick up well from carpets.
|
Poor Cleaning Performance | View Details |
| – |
Vacuum leaves marks or scratches on delicate floors.
|
Damaged Floorhead Wheels or Brush | View Details |
| – |
Vacuum makes a high-pitched whistling noise during use.
|
Air Leak at Seal or Gasket | View Details |
| – |
Vacuum occasionally shocks the user with static discharge.
|
Static Electricity Build-Up | View Details |
| – |
Vacuum produces a rattling or clattering noise from the floorhead.
|
Loose or Damaged Floorhead Components | View Details |
| – |
Vacuum smells musty or dusty when running.
|
Contaminated Filters / Dust Container | View Details |
| – |
Vacuum turns on but shuts off after a few seconds with no error code, especially on high power.
|
Battery Capacity Loss / Protection Trip | View Details |
| – |
Vacuum will not charge; no lights on charger or battery when connected.
|
No Charging / Dead Charger | View Details |
No matching codes found
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