Senseo Coffee Makers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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1
Power button lights up, all LEDs flash rapidly, and the machine will not start a brew cycle.
General System Error / Internal Fault
2
Senseo coffee maker beeps and shows Error 2 or two flashing LEDs; the machine will not start brewing.
Water Level Detection Error
3
Error 3 or three blinking LEDs; the machine stops shortly after starting, and little or no water is dispensed.
Flow Meter / Water Flow Error
4
Error 4 or four flashing LEDs; the machine does not heat, coffee is cold, or brewing does not start.
Thermistor / Temperature Sensor Fault
5
Error 5 or five flashing LEDs; the machine attempts to heat but shuts down quickly, and no brewing occurs.
Boiler Overheat / Thermal Fuse Tripped
6
Error 6 or six blinking LEDs; the pump runs briefly then stops, and no coffee is dispensed.
Pump / Pressure System Error
7
Error 7 or seven flashing LEDs; the machine will not start, and a lid lock symbol may be shown on some models.
Lid / Brew Head Lock Sensor Fault
8
Error 8 or eight flashing LEDs; machine stops mid-brew and all lights flash.
Brew Time / Volume Control Error
9
Error 9 or nine flashing LEDs; machine powers on but immediately signals a fault, with no heating or pumping.
Internal Communication / Sensor Bus Error
CALC
CALC or descaling indicator LED stays on or flashes; the machine still brews but prompts for maintenance.
Descaling Required / Scale Build-Up Detected
DESCALING
Dedicated descaling LED or icon flashes continuously, and the machine may limit brewing volume.
Descaling Cycle Not Completed
E01
E01 displayed; the machine does not heat or brew.
Heater Circuit Open
E02
E02 displayed; the pump runs loudly but no water reaches the brew head.
Water Intake / Suction Error
E03
E03 displayed; the machine heats but stops mid-brew, dispensing less coffee than selected.
Flow Meter Signal Fault
E04
E04 displayed; the machine overheats or shuts down shortly after starting.
Overtemperature Protection Triggered
E05
E05 displayed; machine does not respond correctly to button presses or starts/stops randomly.
User Interface / Keypad Error
E06
E06 displayed; machine indicates a pod holder error and refuses to brew.
Pod Holder / Brew Head Sensor Error
E07
E07 displayed; machine reports a steam or pressure fault and may vent steam unexpectedly.
Steam / Pressure Control Error
E08
E08 displayed; machine indicates a power or internal electronics fault.
Low Voltage / Power Supply Error
E09
E09 displayed; machine shows a generic service error and will not operate.
Non‑Specific Internal Fault
LOCK
Lock symbol on display; the machine refuses to brew even though the lid appears closed.
Lid Lock / Safety Interlock Error
WATER
Water symbol or WATER text displayed; the machine beeps and will not start brewing.
Low Water / Empty Tank Detection
Symptom
Coffee tastes burnt or very bitter compared to usual.
Over-Extraction / Overheating
Symptom
Coffee tastes weak or watery even with the correct pods.
Low Extraction / Brew Pressure Loss
Symptom
Drip tray overflows quickly or does not collect drips properly.
Drip Tray / Waste Water Misrouting
Symptom
Machine brews, but only a small amount of coffee comes out; the cup is half-filled or less than usual.
Restricted Flow / Under‑Dispensing
Symptom
Machine continues to drip coffee for a long time after brewing has finished.
Slow Drip / Residual Pressure Release
Symptom
Machine dispenses too much water; the cup overflows compared to normal volume.
Over‑Dispensing / Volume Calibration Drift
Symptom
Machine does not power on at all; no LEDs, no sound when pressing the power button.
No Power / Dead Appliance
Symptom
Machine does not respond to any button presses, but power LED is lit.
Keypad / User Interface Failure
Symptom
Machine emits a burning smell during operation.
Overheating or Electrical Burning
Symptom
Machine heats up but will not pump water; loud buzzing or humming from inside.
Pump Not Delivering Water
Symptom
Machine produces a sour or musty smell from the spout or inside the lid.
Microbial Growth / Residue Build‑Up
Symptom
Machine starts brewing by itself or buttons activate without being pressed.
Phantom Button Press / UI Short
Symptom
Power light is on, but the machine will not start heating; water stays cold and no steam.
Heater Not Energizing
Symptom
Steam or hot water escapes around the lid during brewing.
Brew Head Seal Failure
Symptom
The lid is difficult to close or will not latch properly.
Lid Mechanism Binding
Symptom
The machine leaks water from the bottom during or after brewing.
Internal Water Leak
Symptom
The machine makes unusually loud rattling or knocking noises during brewing.
Abnormal Pump or Vibration Noise
Symptom
The machine shuts off by itself shortly after turning on, before brewing.
Premature Auto-Off / Power Interruption
Symptom
The machine vibrates excessively and may move on the countertop during brewing.
Excessive Vibration
Symptom
Used pods are very dry after brewing; little water seems to have passed through them.
Insufficient Water Flow Through Pod
Symptom
Water drips continuously from the spout even when not brewing.
Leaking Brew Valve / Non-Return Valve
Symptom
Water tank does not stay in place or falls out easily.
Water Tank Retention Failure
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| 1 |
Power button lights up, all LEDs flash rapidly, and the machine will not start a brew cycle.
|
General System Error / Internal Fault | View Details |
| 2 |
Senseo coffee maker beeps and shows Error 2 or two flashing LEDs; the machine will not start brewing.
|
Water Level Detection Error | View Details |
| 3 |
Error 3 or three blinking LEDs; the machine stops shortly after starting, and little or no water is dispensed.
|
Flow Meter / Water Flow Error | View Details |
| 4 |
Error 4 or four flashing LEDs; the machine does not heat, coffee is cold, or brewing does not start.
|
Thermistor / Temperature Sensor Fault | View Details |
| 5 |
Error 5 or five flashing LEDs; the machine attempts to heat but shuts down quickly, and no brewing occurs.
|
Boiler Overheat / Thermal Fuse Tripped | View Details |
| 6 |
Error 6 or six blinking LEDs; the pump runs briefly then stops, and no coffee is dispensed.
|
Pump / Pressure System Error | View Details |
| 7 |
Error 7 or seven flashing LEDs; the machine will not start, and a lid lock symbol may be shown on some models.
|
Lid / Brew Head Lock Sensor Fault | View Details |
| 8 |
Error 8 or eight flashing LEDs; machine stops mid-brew and all lights flash.
|
Brew Time / Volume Control Error | View Details |
| 9 |
Error 9 or nine flashing LEDs; machine powers on but immediately signals a fault, with no heating or pumping.
|
Internal Communication / Sensor Bus Error | View Details |
| CALC |
CALC or descaling indicator LED stays on or flashes; the machine still brews but prompts for maintenance.
|
Descaling Required / Scale Build-Up Detected | View Details |
| DESCALING |
Dedicated descaling LED or icon flashes continuously, and the machine may limit brewing volume.
|
Descaling Cycle Not Completed | View Details |
| E01 |
E01 displayed; the machine does not heat or brew.
|
Heater Circuit Open | View Details |
| E02 |
E02 displayed; the pump runs loudly but no water reaches the brew head.
|
Water Intake / Suction Error | View Details |
| E03 |
E03 displayed; the machine heats but stops mid-brew, dispensing less coffee than selected.
|
Flow Meter Signal Fault | View Details |
| E04 |
E04 displayed; the machine overheats or shuts down shortly after starting.
|
Overtemperature Protection Triggered | View Details |
| E05 |
E05 displayed; machine does not respond correctly to button presses or starts/stops randomly.
|
User Interface / Keypad Error | View Details |
| E06 |
E06 displayed; machine indicates a pod holder error and refuses to brew.
|
Pod Holder / Brew Head Sensor Error | View Details |
| E07 |
E07 displayed; machine reports a steam or pressure fault and may vent steam unexpectedly.
|
Steam / Pressure Control Error | View Details |
| E08 |
E08 displayed; machine indicates a power or internal electronics fault.
|
Low Voltage / Power Supply Error | View Details |
| E09 |
E09 displayed; machine shows a generic service error and will not operate.
|
Non‑Specific Internal Fault | View Details |
| LOCK |
Lock symbol on display; the machine refuses to brew even though the lid appears closed.
|
Lid Lock / Safety Interlock Error | View Details |
| WATER |
Water symbol or WATER text displayed; the machine beeps and will not start brewing.
|
Low Water / Empty Tank Detection | View Details |
| – |
Coffee tastes burnt or very bitter compared to usual.
|
Over-Extraction / Overheating | View Details |
| – |
Coffee tastes weak or watery even with the correct pods.
|
Low Extraction / Brew Pressure Loss | View Details |
| – |
Drip tray overflows quickly or does not collect drips properly.
|
Drip Tray / Waste Water Misrouting | View Details |
| – |
Machine brews, but only a small amount of coffee comes out; the cup is half-filled or less than usual.
|
Restricted Flow / Under‑Dispensing | View Details |
| – |
Machine continues to drip coffee for a long time after brewing has finished.
|
Slow Drip / Residual Pressure Release | View Details |
| – |
Machine dispenses too much water; the cup overflows compared to normal volume.
|
Over‑Dispensing / Volume Calibration Drift | View Details |
| – |
Machine does not power on at all; no LEDs, no sound when pressing the power button.
|
No Power / Dead Appliance | View Details |
| – |
Machine does not respond to any button presses, but power LED is lit.
|
Keypad / User Interface Failure | View Details |
| – |
Machine emits a burning smell during operation.
|
Overheating or Electrical Burning | View Details |
| – |
Machine heats up but will not pump water; loud buzzing or humming from inside.
|
Pump Not Delivering Water | View Details |
| – |
Machine produces a sour or musty smell from the spout or inside the lid.
|
Microbial Growth / Residue Build‑Up | View Details |
| – |
Machine starts brewing by itself or buttons activate without being pressed.
|
Phantom Button Press / UI Short | View Details |
| – |
Power light is on, but the machine will not start heating; water stays cold and no steam.
|
Heater Not Energizing | View Details |
| – |
Steam or hot water escapes around the lid during brewing.
|
Brew Head Seal Failure | View Details |
| – |
The lid is difficult to close or will not latch properly.
|
Lid Mechanism Binding | View Details |
| – |
The machine leaks water from the bottom during or after brewing.
|
Internal Water Leak | View Details |
| – |
The machine makes unusually loud rattling or knocking noises during brewing.
|
Abnormal Pump or Vibration Noise | View Details |
| – |
The machine shuts off by itself shortly after turning on, before brewing.
|
Premature Auto-Off / Power Interruption | View Details |
| – |
The machine vibrates excessively and may move on the countertop during brewing.
|
Excessive Vibration | View Details |
| – |
Used pods are very dry after brewing; little water seems to have passed through them.
|
Insufficient Water Flow Through Pod | View Details |
| – |
Water drips continuously from the spout even when not brewing.
|
Leaking Brew Valve / Non-Return Valve | View Details |
| – |
Water tank does not stay in place or falls out easily.
|
Water Tank Retention Failure | View Details |
No matching codes found
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