Grundig 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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E01
Machine does not start brewing; display shows E01 shortly after pressing the start button.
Water Tank Presence / Level Detection Fault
E02
Machine powers on but does not heat; brewing does not start and E02 appears on the display.
Thermoblock Overheat / Temperature Sensor Fault
E03
Machine attempts to brew but stops quickly; pump noise is weak or absent and E03 is displayed.
Water Pump / Flow Meter Fault
E04
Display shows E04 and brewing stops; sometimes accompanied by water leaking into the drip tray instead of the cup.
Brew Group Position / Drive Motor Fault
E05
Machine displays E05 and stops; no coffee is dispensed, or only a few drops come out.
Overpressure / Coffee Outlet Blockage
E06
E06 appears and the grinder does not run; no beans are ground when starting a coffee cycle.
Bean Grinder Motor / Sensor Fault
E07
E07 is displayed and the machine stops; sometimes accompanied by water in the drip tray and no coffee in the cup.
Internal Leak / Drip Tray Level Sensor Fault
E08
Machine shows E08 and will not brew; often occurs after a descaling cycle or power interruption.
Software / Configuration Error or Incomplete Cycle
E09
E09 appears and the milk frother or steam function does not work; coffee brewing may still be possible.
Steam Thermoblock / Steam Temperature Sensor Fault
E10
E10 is displayed and the machine refuses to brew; the door or service panel may not close properly.
Door / Service Panel Switch Fault
E11
E11 appears and the machine stops mid-cycle; water may remain in the internal circuit.
Flow Meter Signal Error
E12
E12 is displayed and the machine does not respond to button presses or touch controls intermittently.
User Interface / Keypad Communication Fault
E13
E13 appears and the machine shuts down shortly after starting; internal fan may run loudly.
Overtemperature in Electronics Compartment
E14
E14 is displayed; machine may freeze during startup self-test and not proceed to ready state.
Brew Group Home Position Sensor Fault
E15
E15 appears and the machine may show unusual behavior in water dosing (too much or too little water).
Water Dosing Calibration / EEPROM Error
Symptom
Buttons or touch controls do not respond or respond intermittently.
User Interface Input Fault
Symptom
Coffee grounds are very wet and sludgy in the grounds container.
Poor Puck Formation / Low Compression
Symptom
Coffee is not hot enough even when the temperature setting is at maximum.
Insufficient Brew Temperature
Symptom
Coffee is too strong or bitter compared to usual.
Over-Extraction / Excessive Dosing
Symptom
Coffee maker does not power on at all; no lights or display, even when plugged in.
No Power / Main Fuse or Power Supply Failure
Symptom
Coffee tastes weak or watery even when using the same beans and settings.
Under-Extraction / Incorrect Dosing
Symptom
Display or indicator lights flicker or dim during operation.
Unstable Power Supply or Loose Connection
Symptom
Grinder makes a loud metallic or grinding noise.
Grinder Mechanical Jam or Burr Damage
Symptom
Grinder runs but no beans are ground; coffee is very weak or machine switches to pre-ground mode.
Bean Feeding / Grinder Hopper Fault
Symptom
Machine displays 'Add Beans' or similar message even though the hopper is full.
Bean Level Detection / Grinder Load Fault
Symptom
Machine displays 'Descale' or similar message very frequently, even after descaling.
Descale Counter / Sensor Fault
Symptom
Machine does not detect that the water tank is empty; continues to run pump and may draw in air.
Water Level Detection Failure
Symptom
Machine drips coffee or water from the spouts for a long time after brewing.
Slow Depressurization / Valve Sealing Issue
Symptom
Machine emits a burning smell during operation.
Overheating Component or Electrical Fault
Symptom
Machine frequently asks to empty the coffee grounds container even when it is nearly empty.
Grounds Counter / Container Detection Fault
Symptom
Machine is very noisy during brewing, with loud vibration or rattling.
Excessive Vibration / Acoustic Noise
Symptom
Machine powers on but will not start brewing; pressing the start button does nothing.
Start Command / Safety Interlock Not Satisfied
Symptom
Machine shows condensation or moisture inside the display window or behind the control panel.
Moisture Ingress
Symptom
Machine turns off by itself during brewing or shortly after starting.
Thermal Cut-Out / Overheat Protection Activation
Symptom
Machine vibrates excessively and moves slightly on the countertop during brewing.
Mechanical Imbalance / Pump Vibration
Symptom
Milk frother does not produce foam; only hot milk or weak steam comes out.
Poor Milk Frothing Performance
Symptom
No coffee comes out of the spouts, but you can hear the pump running.
Brew Circuit Blockage
Symptom
No steam comes out of the steam wand, but the machine heats and brews coffee normally.
Steam Outlet Blockage
Symptom
Used coffee grounds are very dry and powdery, sometimes spilling into the machine.
Over-Drying / Ejection Fault
Symptom
Water collects inside the drip tray very quickly, even when not brewing coffee.
Internal Bypass Leak to Drip Tray
Symptom
Water leaks under the machine onto the countertop.
External Water Leak
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Machine does not start brewing; display shows E01 shortly after pressing the start button.
|
Water Tank Presence / Level Detection Fault | View Details |
| E02 |
Machine powers on but does not heat; brewing does not start and E02 appears on the display.
|
Thermoblock Overheat / Temperature Sensor Fault | View Details |
| E03 |
Machine attempts to brew but stops quickly; pump noise is weak or absent and E03 is displayed.
|
Water Pump / Flow Meter Fault | View Details |
| E04 |
Display shows E04 and brewing stops; sometimes accompanied by water leaking into the drip tray instead of the cup.
|
Brew Group Position / Drive Motor Fault | View Details |
| E05 |
Machine displays E05 and stops; no coffee is dispensed, or only a few drops come out.
|
Overpressure / Coffee Outlet Blockage | View Details |
| E06 |
E06 appears and the grinder does not run; no beans are ground when starting a coffee cycle.
|
Bean Grinder Motor / Sensor Fault | View Details |
| E07 |
E07 is displayed and the machine stops; sometimes accompanied by water in the drip tray and no coffee in the cup.
|
Internal Leak / Drip Tray Level Sensor Fault | View Details |
| E08 |
Machine shows E08 and will not brew; often occurs after a descaling cycle or power interruption.
|
Software / Configuration Error or Incomplete Cycle | View Details |
| E09 |
E09 appears and the milk frother or steam function does not work; coffee brewing may still be possible.
|
Steam Thermoblock / Steam Temperature Sensor Fault | View Details |
| E10 |
E10 is displayed and the machine refuses to brew; the door or service panel may not close properly.
|
Door / Service Panel Switch Fault | View Details |
| E11 |
E11 appears and the machine stops mid-cycle; water may remain in the internal circuit.
|
Flow Meter Signal Error | View Details |
| E12 |
E12 is displayed and the machine does not respond to button presses or touch controls intermittently.
|
User Interface / Keypad Communication Fault | View Details |
| E13 |
E13 appears and the machine shuts down shortly after starting; internal fan may run loudly.
|
Overtemperature in Electronics Compartment | View Details |
| E14 |
E14 is displayed; machine may freeze during startup self-test and not proceed to ready state.
|
Brew Group Home Position Sensor Fault | View Details |
| E15 |
E15 appears and the machine may show unusual behavior in water dosing (too much or too little water).
|
Water Dosing Calibration / EEPROM Error | View Details |
| – |
Buttons or touch controls do not respond or respond intermittently.
|
User Interface Input Fault | View Details |
| – |
Coffee grounds are very wet and sludgy in the grounds container.
|
Poor Puck Formation / Low Compression | View Details |
| – |
Coffee is not hot enough even when the temperature setting is at maximum.
|
Insufficient Brew Temperature | View Details |
| – |
Coffee is too strong or bitter compared to usual.
|
Over-Extraction / Excessive Dosing | View Details |
| – |
Coffee maker does not power on at all; no lights or display, even when plugged in.
|
No Power / Main Fuse or Power Supply Failure | View Details |
| – |
Coffee tastes weak or watery even when using the same beans and settings.
|
Under-Extraction / Incorrect Dosing | View Details |
| – |
Display or indicator lights flicker or dim during operation.
|
Unstable Power Supply or Loose Connection | View Details |
| – |
Grinder makes a loud metallic or grinding noise.
|
Grinder Mechanical Jam or Burr Damage | View Details |
| – |
Grinder runs but no beans are ground; coffee is very weak or machine switches to pre-ground mode.
|
Bean Feeding / Grinder Hopper Fault | View Details |
| – |
Machine displays 'Add Beans' or similar message even though the hopper is full.
|
Bean Level Detection / Grinder Load Fault | View Details |
| – |
Machine displays 'Descale' or similar message very frequently, even after descaling.
|
Descale Counter / Sensor Fault | View Details |
| – |
Machine does not detect that the water tank is empty; continues to run pump and may draw in air.
|
Water Level Detection Failure | View Details |
| – |
Machine drips coffee or water from the spouts for a long time after brewing.
|
Slow Depressurization / Valve Sealing Issue | View Details |
| – |
Machine emits a burning smell during operation.
|
Overheating Component or Electrical Fault | View Details |
| – |
Machine frequently asks to empty the coffee grounds container even when it is nearly empty.
|
Grounds Counter / Container Detection Fault | View Details |
| – |
Machine is very noisy during brewing, with loud vibration or rattling.
|
Excessive Vibration / Acoustic Noise | View Details |
| – |
Machine powers on but will not start brewing; pressing the start button does nothing.
|
Start Command / Safety Interlock Not Satisfied | View Details |
| – |
Machine shows condensation or moisture inside the display window or behind the control panel.
|
Moisture Ingress | View Details |
| – |
Machine turns off by itself during brewing or shortly after starting.
|
Thermal Cut-Out / Overheat Protection Activation | View Details |
| – |
Machine vibrates excessively and moves slightly on the countertop during brewing.
|
Mechanical Imbalance / Pump Vibration | View Details |
| – |
Milk frother does not produce foam; only hot milk or weak steam comes out.
|
Poor Milk Frothing Performance | View Details |
| – |
No coffee comes out of the spouts, but you can hear the pump running.
|
Brew Circuit Blockage | View Details |
| – |
No steam comes out of the steam wand, but the machine heats and brews coffee normally.
|
Steam Outlet Blockage | View Details |
| – |
Used coffee grounds are very dry and powdery, sometimes spilling into the machine.
|
Over-Drying / Ejection Fault | View Details |
| – |
Water collects inside the drip tray very quickly, even when not brewing coffee.
|
Internal Bypass Leak to Drip Tray | View Details |
| – |
Water leaks under the machine onto the countertop.
|
External Water Leak | View Details |
No matching codes found
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