Gaggia 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 displays E01 and will not start a brewing cycle
Flowmeter / Water Circuit Fault
E02
Machine shows E02 and stops brewing or rinsing
Thermal Sensor / NTC Error on Boiler or Thermoblock
E03
Display shows E03 and machine will not brew or rinse
Brew Group Drive Motor / Position Sensor Error
E04
Machine shows E04 and cannot complete the start-up cycle
Brew Group Home Position Error
E05
Display shows E05 and machine stops heating or brewing
Overheating / Thermal Cut-out on Boiler or Thermoblock
E06
Machine displays E06 and does not respond to brew commands
Grinder Motor / Grinder Blockage Error
E07
E07 error appears, and the machine cannot dispense coffee.
Coffee Dispenser / Outlet Valve Blockage
E08
The machine shows E08 and stops during milk drink preparation.
Milk Circuit / Milk Frother Error
E09
E09 error appears, and the machine does not heat water or steam.
Heating Element / Boiler Failure
E10
The machine displays E10, and water does not flow correctly.
Pump / Overpressure or No-Pressure Error
E11
E11 error appears, and the machine reports an internal leak or water in the drip tray.
Internal Leak / Water Circuit Integrity Error
E12
The machine shows E12 and does not recognize the water tank.
Water Tank Detection / Level Sensor Error
E13
E13 error appears, and the machine cannot detect the drip tray or dreg drawer.
Drip Tray / Dreg Drawer Presence Sensor Error
E14
The machine shows E14 and shuts down unexpectedly during operation.
Main Control Board / Low Voltage Supply Error
E15
E15 error appears, and the machine reports the coffee circuit is blocked.
Coffee Circuit Overpressure / Blockage
E16
The machine displays E16, and the grinder does not run when brewing.
Grinder Sensor / Bean Detection Error
E17
E17 error and the machine cannot perform automatic rinsing.
Rinse Valve / Diverter Valve Error
E18
Machine shows E18 and cannot froth milk properly.
Steam Thermoblock / Steam Temperature Error
Symptom
Brew group cannot be removed; it is stuck inside the machine.
Brew Group Jammed in Drive Position
Symptom
Coffee is weak or watery even on the strongest setting.
Under-Extraction / Low Coffee Dose
Symptom
Coffee tastes burnt or too bitter.
Over-Extraction / Excessive Brew Temperature
Symptom
Display or indicator lights flicker or go dim intermittently.
Power Supply Instability or Loose Connections
Symptom
Grinder is extremely loud or makes screeching noises.
Grinder Mechanical Damage
Symptom
Grinder runs but no beans are ground (beans stay in hopper).
Grinder Feeding / Hopper Blockage
Symptom
Machine frequently asks to descale even after descaling was just performed.
Descale Sensor / Flow Calculation Issue
Symptom
Machine frequently reports "empty dreg drawer" or "empty drip tray" even when just emptied.
Dreg Drawer / Drip Tray Counter or Sensor Issue
Symptom
Machine makes loud knocking or grinding noises during brewing.
Brew Group Drive or Gearbox Noise
Symptom
Machine smells of burning plastic or electronics during use.
Overheating Component or Electrical Fault
Symptom
Machine turns on but will not start brewing when the coffee button is pressed.
User Interface / Start Command Not Registered
Symptom
Machine vibrates excessively or moves on the counter during brewing.
Excessive Vibration from Pump or Internal Mounts
Symptom
Milk frother sucks in air but no milk, or milk froth is very poor.
Milk Suction / Frothing Performance Issue
Symptom
No coffee comes out, but you hear the pump running.
Brew Circuit Blockage
Symptom
No power at all – Gaggia coffee maker completely dead, no lights or display.
Main Power Input / Power Switch Failure
Symptom
Pre-ground coffee chute clogs, and coffee overflows inside the machine.
Pre-Ground Chute Blockage
Symptom
Pump is very loud and coffee flow is slow or pulsing.
Restricted Water Inlet / Partial Blockage
Symptom
Steam wand does not produce steam, only water or nothing at all.
Steam Circuit Blockage or Heater Issue
Symptom
The brew group falls out or is loose when inserted.
Brew Group Latching / Alignment Issue
Symptom
Used coffee pucks are very wet and sludgy in the dreg drawer.
Poor Puck Ejection / Low Compression
Symptom
Water leaking into the drip tray constantly, even when not brewing.
Internal Bypass Leak / 3-Way Valve Bleed
Symptom
Water leaking under the Gaggia coffee maker onto the counter.
External Leak from Water Tank or Hose Connections
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Machine displays E01 and will not start a brewing cycle
|
Flowmeter / Water Circuit Fault | View Details |
| E02 |
Machine shows E02 and stops brewing or rinsing
|
Thermal Sensor / NTC Error on Boiler or Thermoblock | View Details |
| E03 |
Display shows E03 and machine will not brew or rinse
|
Brew Group Drive Motor / Position Sensor Error | View Details |
| E04 |
Machine shows E04 and cannot complete the start-up cycle
|
Brew Group Home Position Error | View Details |
| E05 |
Display shows E05 and machine stops heating or brewing
|
Overheating / Thermal Cut-out on Boiler or Thermoblock | View Details |
| E06 |
Machine displays E06 and does not respond to brew commands
|
Grinder Motor / Grinder Blockage Error | View Details |
| E07 |
E07 error appears, and the machine cannot dispense coffee.
|
Coffee Dispenser / Outlet Valve Blockage | View Details |
| E08 |
The machine shows E08 and stops during milk drink preparation.
|
Milk Circuit / Milk Frother Error | View Details |
| E09 |
E09 error appears, and the machine does not heat water or steam.
|
Heating Element / Boiler Failure | View Details |
| E10 |
The machine displays E10, and water does not flow correctly.
|
Pump / Overpressure or No-Pressure Error | View Details |
| E11 |
E11 error appears, and the machine reports an internal leak or water in the drip tray.
|
Internal Leak / Water Circuit Integrity Error | View Details |
| E12 |
The machine shows E12 and does not recognize the water tank.
|
Water Tank Detection / Level Sensor Error | View Details |
| E13 |
E13 error appears, and the machine cannot detect the drip tray or dreg drawer.
|
Drip Tray / Dreg Drawer Presence Sensor Error | View Details |
| E14 |
The machine shows E14 and shuts down unexpectedly during operation.
|
Main Control Board / Low Voltage Supply Error | View Details |
| E15 |
E15 error appears, and the machine reports the coffee circuit is blocked.
|
Coffee Circuit Overpressure / Blockage | View Details |
| E16 |
The machine displays E16, and the grinder does not run when brewing.
|
Grinder Sensor / Bean Detection Error | View Details |
| E17 |
E17 error and the machine cannot perform automatic rinsing.
|
Rinse Valve / Diverter Valve Error | View Details |
| E18 |
Machine shows E18 and cannot froth milk properly.
|
Steam Thermoblock / Steam Temperature Error | View Details |
| – |
Brew group cannot be removed; it is stuck inside the machine.
|
Brew Group Jammed in Drive Position | View Details |
| – |
Coffee is weak or watery even on the strongest setting.
|
Under-Extraction / Low Coffee Dose | View Details |
| – |
Coffee tastes burnt or too bitter.
|
Over-Extraction / Excessive Brew Temperature | View Details |
| – |
Display or indicator lights flicker or go dim intermittently.
|
Power Supply Instability or Loose Connections | View Details |
| – |
Grinder is extremely loud or makes screeching noises.
|
Grinder Mechanical Damage | View Details |
| – |
Grinder runs but no beans are ground (beans stay in hopper).
|
Grinder Feeding / Hopper Blockage | View Details |
| – |
Machine frequently asks to descale even after descaling was just performed.
|
Descale Sensor / Flow Calculation Issue | View Details |
| – |
Machine frequently reports "empty dreg drawer" or "empty drip tray" even when just emptied.
|
Dreg Drawer / Drip Tray Counter or Sensor Issue | View Details |
| – |
Machine makes loud knocking or grinding noises during brewing.
|
Brew Group Drive or Gearbox Noise | View Details |
| – |
Machine smells of burning plastic or electronics during use.
|
Overheating Component or Electrical Fault | View Details |
| – |
Machine turns on but will not start brewing when the coffee button is pressed.
|
User Interface / Start Command Not Registered | View Details |
| – |
Machine vibrates excessively or moves on the counter during brewing.
|
Excessive Vibration from Pump or Internal Mounts | View Details |
| – |
Milk frother sucks in air but no milk, or milk froth is very poor.
|
Milk Suction / Frothing Performance Issue | View Details |
| – |
No coffee comes out, but you hear the pump running.
|
Brew Circuit Blockage | View Details |
| – |
No power at all – Gaggia coffee maker completely dead, no lights or display.
|
Main Power Input / Power Switch Failure | View Details |
| – |
Pre-ground coffee chute clogs, and coffee overflows inside the machine.
|
Pre-Ground Chute Blockage | View Details |
| – |
Pump is very loud and coffee flow is slow or pulsing.
|
Restricted Water Inlet / Partial Blockage | View Details |
| – |
Steam wand does not produce steam, only water or nothing at all.
|
Steam Circuit Blockage or Heater Issue | View Details |
| – |
The brew group falls out or is loose when inserted.
|
Brew Group Latching / Alignment Issue | View Details |
| – |
Used coffee pucks are very wet and sludgy in the dreg drawer.
|
Poor Puck Ejection / Low Compression | View Details |
| – |
Water leaking into the drip tray constantly, even when not brewing.
|
Internal Bypass Leak / 3-Way Valve Bleed | View Details |
| – |
Water leaking under the Gaggia coffee maker onto the counter.
|
External Leak from Water Tank or Hose Connections | View Details |
No matching codes found
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