Lavazza
Lavazza 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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A1
Machine does not dispense coffee; display shows A1 and brewing cycle stops immediately after pressing the button.
Flowmeter Signal Missing or Blocked Hydraulic Circuit
A2
Machine shows A2 and stops brewing; pump can be heard but little or no water exits the coffee spout.
Brew Circuit Overpressure or Coffee Spout Blockage
A3
Display shows A3 and the machine will not start a brewing cycle; no pump noise is heard.
Water Pump Failure or Pump Circuit Fault
A4
Machine displays A4 and stops; water tank icon may flash and no brewing is possible.
Water Tank Presence or Level Sensor Error
A5
Machine shows A5 and will not heat or brew; sometimes accompanied by a cold water output.
Thermoblock Overheat or Temperature Sensor Fault
A6
Display shows A6; machine may start to brew then aborts, or never reaches correct temperature.
Brew Temperature Out of Range
A7
Machine shows A7 and the brew head will not close or open properly; capsule carriage may be stuck.
Brew Group Motor or Position Sensor Error
A8
Display shows A8; machine may leak internally or stop brewing mid-cycle with water in the drip tray.
Internal Leak or Drain Valve Malfunction
A9
Machine shows A9 and does not respond to brew commands; buttons may be unresponsive.
User Interface or Keypad Communication Error
B1
Machine displays B1 and the descaling indicator remains on even after descaling.
Descaling Program Incomplete or Sensor Not Reset
B2
Machine shows B2 and the used capsule drawer icon flashes; brewing is disabled.
Used Capsule Drawer Full or Drawer Sensor Fault
B3
Machine displays B3 and the drip tray icon flashes; brewing is blocked.
Drip Tray Full or Drip Tray Sensor Error
B4
Machine shows B4 and milk frothing is disabled; coffee brewing may still work.
Milk Frother Temperature or Flow Error
B5
Machine displays B5 and shuts down or refuses to start; may indicate an internal fault.
General Internal Error / Control Board Fault
E01
Machine shows E01 and does not start; may occur immediately after power-on.
NTC Sensor Short Circuit
E02
Machine shows E02 and will not heat; water may flow but remains cold.
NTC Sensor Open Circuit
E03
Machine shows E03 and stops; may be associated with overheating or dry-boil conditions.
Overtemperature Protection Triggered
E04
Machine shows E04 and the pump runs continuously or not at all during priming.
Priming Failure or Air in Circuit
E05
Machine shows E05 and stops mid-brew; may be associated with low flow or partial cups.
Flowmeter Calibration or Partial Blockage
E06
Machine shows E06 and the brew head does not move; capsule may be trapped.
Brew Group Home Position Not Reached
E07
Machine shows E07 and immediately stops any brewing attempt; may indicate a safety interlock issue.
Door or Capsule Compartment Safety Switch Error
E08
Machine shows E08 and the pump runs loudly with little or no water output.
Inlet Blockage or Tank Valve Failure
E09
Machine shows E09 and shuts down; may be associated with ground fault or leakage current.
Electrical Leakage or Ground Fault Detected
E10
Machine shows E10 and milk frothing does not work; steam may be weak or absent.
Steam Thermoblock Overheat or Sensor Fault
Symptom
Capsules are not pierced correctly; coffee is weak or does not flow.
Capsule Piercing Mechanism Misalignment
Symptom
Coffee volume is too large; cups overflow or are much larger than expected.
Over-Dispensing / Flowmeter Miscount
Symptom
Coffee volume is too small; cups are underfilled compared to the programmed size.
Low Flow / Restricted Brew Circuit
Symptom
Display is dim or flickering, but machine still operates.
Display Backlight or Power Supply Degradation
Symptom
Machine displays descaling light but user cannot start descaling mode.
Descaling Mode Activation Failure
Symptom
Machine does not power on at all; no lights or display, even when plugged in.
No Power / Dead Appliance
Symptom
Machine does not start brewing when a button is pressed; lights are on but no response.
User Interface Input Failure
Symptom
Machine emits a burning smell during operation.
Overheating Component or Electrical Insulation Failure
Symptom
Machine is extremely noisy during brewing; loud rattling or buzzing from inside the chassis.
Excessive Pump Vibration or Loose Internal Components
Symptom
Machine leaks water under the unit during or after brewing.
Base Leak / Internal Hose or Fitting Failure
Symptom
Machine makes a clicking noise but does not start brewing.
Relay Operation Without Pump or Heater Response
Symptom
Machine powers on but does not heat; coffee is dispensed cold or lukewarm.
No Heating / Underheating
Symptom
Machine produces weak coffee; taste is watery even with correct capsule and volume.
Low Brew Pressure or Incorrect Extraction
Symptom
Machine shuts off unexpectedly during brewing and must be restarted.
Thermal or Overcurrent Protection Trip
Symptom
Machine vibrates excessively during brewing; may move on the countertop.
Excessive Vibration / Missing Feet
Symptom
Milk frother produces no foam; milk is only warmed or remains cold.
Poor Milk Frothing Performance
Symptom
No coffee comes out, but water flows into the drip tray; used capsule is wet.
Three-Way Valve Diverting to Drain
Symptom
Used capsules are not ejected into the drawer; they remain stuck in the brew chamber.
Capsule Ejection Mechanism Failure
Symptom
Water leaks from the front of the machine around the coffee spout or capsule door.
Brew Head Seal or Capsule Gasket Failure
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| A1 |
Machine does not dispense coffee; display shows A1 and brewing cycle stops immediately after pressing the button.
|
Flowmeter Signal Missing or Blocked Hydraulic Circuit | View Details |
| A2 |
Machine shows A2 and stops brewing; pump can be heard but little or no water exits the coffee spout.
|
Brew Circuit Overpressure or Coffee Spout Blockage | View Details |
| A3 |
Display shows A3 and the machine will not start a brewing cycle; no pump noise is heard.
|
Water Pump Failure or Pump Circuit Fault | View Details |
| A4 |
Machine displays A4 and stops; water tank icon may flash and no brewing is possible.
|
Water Tank Presence or Level Sensor Error | View Details |
| A5 |
Machine shows A5 and will not heat or brew; sometimes accompanied by a cold water output.
|
Thermoblock Overheat or Temperature Sensor Fault | View Details |
| A6 |
Display shows A6; machine may start to brew then aborts, or never reaches correct temperature.
|
Brew Temperature Out of Range | View Details |
| A7 |
Machine shows A7 and the brew head will not close or open properly; capsule carriage may be stuck.
|
Brew Group Motor or Position Sensor Error | View Details |
| A8 |
Display shows A8; machine may leak internally or stop brewing mid-cycle with water in the drip tray.
|
Internal Leak or Drain Valve Malfunction | View Details |
| A9 |
Machine shows A9 and does not respond to brew commands; buttons may be unresponsive.
|
User Interface or Keypad Communication Error | View Details |
| B1 |
Machine displays B1 and the descaling indicator remains on even after descaling.
|
Descaling Program Incomplete or Sensor Not Reset | View Details |
| B2 |
Machine shows B2 and the used capsule drawer icon flashes; brewing is disabled.
|
Used Capsule Drawer Full or Drawer Sensor Fault | View Details |
| B3 |
Machine displays B3 and the drip tray icon flashes; brewing is blocked.
|
Drip Tray Full or Drip Tray Sensor Error | View Details |
| B4 |
Machine shows B4 and milk frothing is disabled; coffee brewing may still work.
|
Milk Frother Temperature or Flow Error | View Details |
| B5 |
Machine displays B5 and shuts down or refuses to start; may indicate an internal fault.
|
General Internal Error / Control Board Fault | View Details |
| E01 |
Machine shows E01 and does not start; may occur immediately after power-on.
|
NTC Sensor Short Circuit | View Details |
| E02 |
Machine shows E02 and will not heat; water may flow but remains cold.
|
NTC Sensor Open Circuit | View Details |
| E03 |
Machine shows E03 and stops; may be associated with overheating or dry-boil conditions.
|
Overtemperature Protection Triggered | View Details |
| E04 |
Machine shows E04 and the pump runs continuously or not at all during priming.
|
Priming Failure or Air in Circuit | View Details |
| E05 |
Machine shows E05 and stops mid-brew; may be associated with low flow or partial cups.
|
Flowmeter Calibration or Partial Blockage | View Details |
| E06 |
Machine shows E06 and the brew head does not move; capsule may be trapped.
|
Brew Group Home Position Not Reached | View Details |
| E07 |
Machine shows E07 and immediately stops any brewing attempt; may indicate a safety interlock issue.
|
Door or Capsule Compartment Safety Switch Error | View Details |
| E08 |
Machine shows E08 and the pump runs loudly with little or no water output.
|
Inlet Blockage or Tank Valve Failure | View Details |
| E09 |
Machine shows E09 and shuts down; may be associated with ground fault or leakage current.
|
Electrical Leakage or Ground Fault Detected | View Details |
| E10 |
Machine shows E10 and milk frothing does not work; steam may be weak or absent.
|
Steam Thermoblock Overheat or Sensor Fault | View Details |
| – |
Capsules are not pierced correctly; coffee is weak or does not flow.
|
Capsule Piercing Mechanism Misalignment | View Details |
| – |
Coffee volume is too large; cups overflow or are much larger than expected.
|
Over-Dispensing / Flowmeter Miscount | View Details |
| – |
Coffee volume is too small; cups are underfilled compared to the programmed size.
|
Low Flow / Restricted Brew Circuit | View Details |
| – |
Display is dim or flickering, but machine still operates.
|
Display Backlight or Power Supply Degradation | View Details |
| – |
Machine displays descaling light but user cannot start descaling mode.
|
Descaling Mode Activation Failure | View Details |
| – |
Machine does not power on at all; no lights or display, even when plugged in.
|
No Power / Dead Appliance | View Details |
| – |
Machine does not start brewing when a button is pressed; lights are on but no response.
|
User Interface Input Failure | View Details |
| – |
Machine emits a burning smell during operation.
|
Overheating Component or Electrical Insulation Failure | View Details |
| – |
Machine is extremely noisy during brewing; loud rattling or buzzing from inside the chassis.
|
Excessive Pump Vibration or Loose Internal Components | View Details |
| – |
Machine leaks water under the unit during or after brewing.
|
Base Leak / Internal Hose or Fitting Failure | View Details |
| – |
Machine makes a clicking noise but does not start brewing.
|
Relay Operation Without Pump or Heater Response | View Details |
| – |
Machine powers on but does not heat; coffee is dispensed cold or lukewarm.
|
No Heating / Underheating | View Details |
| – |
Machine produces weak coffee; taste is watery even with correct capsule and volume.
|
Low Brew Pressure or Incorrect Extraction | View Details |
| – |
Machine shuts off unexpectedly during brewing and must be restarted.
|
Thermal or Overcurrent Protection Trip | View Details |
| – |
Machine vibrates excessively during brewing; may move on the countertop.
|
Excessive Vibration / Missing Feet | View Details |
| – |
Milk frother produces no foam; milk is only warmed or remains cold.
|
Poor Milk Frothing Performance | View Details |
| – |
No coffee comes out, but water flows into the drip tray; used capsule is wet.
|
Three-Way Valve Diverting to Drain | View Details |
| – |
Used capsules are not ejected into the drawer; they remain stuck in the brew chamber.
|
Capsule Ejection Mechanism Failure | View Details |
| – |
Water leaks from the front of the machine around the coffee spout or capsule door.
|
Brew Head Seal or Capsule Gasket Failure | View Details |
No matching codes found
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