Neff
Neff Refrigerators Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Refrigerator display shows E1 and interior temperature is too warm.
Fresh Food Compartment Temperature Sensor Failure
E10
Display shows E10 and the refrigerator interior light or door switch functions erratically.
Door Switch / Door Contact Fault
E11
Display shows E11 and the refrigerator may not cool correctly or may show erratic temperature readings.
Multi-Airflow / Air Channel Sensor Fault
E2
Refrigerator display shows E2 and freezer temperature is unstable or too warm.
Freezer Compartment Temperature Sensor Failure
E20
Display shows E20 and the refrigerator is not cooling; compressor does not run.
Main Control Board Power Supply Fault
E21
Display shows E21 and the refrigerator may cool poorly or not at all; compressor may run continuously.
Compressor Overload / Overcurrent Protection Triggered
E22
Display shows E22 and the refrigerator interior light or fan may stay off even with door closed.
Door Open Detection / Alarm Circuit Fault
E23
Display shows E23 and the refrigerator may not cool; fans and compressor may be off.
Low Voltage Supply / 12V or 5V Rail Fault
E24
Display shows E24 and the refrigerator may show erratic fan or valve operation.
Actuator / Damper Motor Fault
E25
Display shows E25 and the refrigerator may not cool correctly; ice build-up may be present.
Condenser Fan Motor Fault (if fitted)
E3
Display shows E3 and the refrigerator runs continuously or not at all.
Evaporator Defrost Sensor / Thermal Fuse Fault
E4
Display shows E4 and the refrigerator intermittently stops cooling or shows defrost issues.
Defrost Heater Circuit Fault
E5
Display shows E5 and the refrigerator does not cool properly or cycles erratically.
Ambient Temperature Sensor Fault
E6
Display shows E6 and the refrigerator may not respond correctly to temperature settings.
User Interface / Display Board Communication Error
E7
Display shows E7 and the refrigerator may not cool or may shut down unexpectedly.
Compressor Start Device / Inverter Communication Fault
E8
Display shows E8 and the refrigerator may show incorrect temperatures or run continuously.
Evaporator Fan Motor Fault
E9
Display shows E9 and the refrigerator may not defrost properly, leading to ice build-up.
Defrost System General Error
Symptom
Chemical or plastic smell from a new Neff refrigerator.
New Appliance Off-Gassing
Symptom
Excessive frost or ice build-up on the back wall of the freezer.
Defrost System Failure
Symptom
Freezer not freezing properly while fridge seems normal; no error code.
Partial Refrigerant Loss or Weak Compressor
Symptom
High-pitched whistling or whooshing noise from inside the cabinet.
Airflow Noise Through Vents
Symptom
Ice forming around the freezer door or on the front edges of the cabinet.
Door Gasket Air Leak
Symptom
Ice maker in Neff fridge-freezer not producing ice (if equipped).
Ice Maker Water Supply or Mechanism Fault
Symptom
Interior light works but compressor and fans do not run; no cooling.
Compressor Start Failure
Symptom
Loud knocking or banging noise when the compressor starts or stops.
Compressor Mount or Pipework Movement
Symptom
Refrigerator cycles on and off very frequently (short cycling).
Control or Sensor Instability
Symptom
Refrigerator display not responding to touch or buttons, but cooling continues.
User Interface Panel Failure
Symptom
Refrigerator door will not close properly or pops open.
Door Alignment / Hinge or Gasket Issue
Symptom
Refrigerator emits a strong musty or mouldy odour.
Internal Contamination / Drain Slime Build-Up
Symptom
Refrigerator frequently beeps or shows a door-open alarm even when the door is closed.
False Door-Open Detection
Symptom
Refrigerator interior light not working but cooling is normal.
Light Bulb or LED Module Failure
Symptom
Refrigerator leaking water onto the floor from the front or under the drawers.
Blocked Defrost Drain
Symptom
Refrigerator makes a gurgling or hissing sound periodically.
Normal Refrigerant Flow Noise
Symptom
Refrigerator making loud buzzing or rattling noises from the rear.
Condenser Fan or Compressor Vibration Noise
Symptom
Refrigerator not cooling in fridge compartment but freezer is cold; no error code displayed.
Airflow Blockage Between Freezer and Fridge
Symptom
Refrigerator not running at all, no lights or display.
No Power / Supply Failure
Symptom
Refrigerator runs continuously and is too cold; food freezing in the fridge compartment.
Thermostat / Temperature Sensor Misreading
Symptom
Water dispenser (if fitted) not dispensing water.
Water Supply or Dispenser Valve Fault
Symptom
Water pooling inside the fridge compartment, often under the crisper drawers.
Blocked Fridge Drain Channel (Static-Cool Models)
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Refrigerator display shows E1 and interior temperature is too warm.
|
Fresh Food Compartment Temperature Sensor Failure | View Details |
| E10 |
Display shows E10 and the refrigerator interior light or door switch functions erratically.
|
Door Switch / Door Contact Fault | View Details |
| E11 |
Display shows E11 and the refrigerator may not cool correctly or may show erratic temperature readings.
|
Multi-Airflow / Air Channel Sensor Fault | View Details |
| E2 |
Refrigerator display shows E2 and freezer temperature is unstable or too warm.
|
Freezer Compartment Temperature Sensor Failure | View Details |
| E20 |
Display shows E20 and the refrigerator is not cooling; compressor does not run.
|
Main Control Board Power Supply Fault | View Details |
| E21 |
Display shows E21 and the refrigerator may cool poorly or not at all; compressor may run continuously.
|
Compressor Overload / Overcurrent Protection Triggered | View Details |
| E22 |
Display shows E22 and the refrigerator interior light or fan may stay off even with door closed.
|
Door Open Detection / Alarm Circuit Fault | View Details |
| E23 |
Display shows E23 and the refrigerator may not cool; fans and compressor may be off.
|
Low Voltage Supply / 12V or 5V Rail Fault | View Details |
| E24 |
Display shows E24 and the refrigerator may show erratic fan or valve operation.
|
Actuator / Damper Motor Fault | View Details |
| E25 |
Display shows E25 and the refrigerator may not cool correctly; ice build-up may be present.
|
Condenser Fan Motor Fault (if fitted) | View Details |
| E3 |
Display shows E3 and the refrigerator runs continuously or not at all.
|
Evaporator Defrost Sensor / Thermal Fuse Fault | View Details |
| E4 |
Display shows E4 and the refrigerator intermittently stops cooling or shows defrost issues.
|
Defrost Heater Circuit Fault | View Details |
| E5 |
Display shows E5 and the refrigerator does not cool properly or cycles erratically.
|
Ambient Temperature Sensor Fault | View Details |
| E6 |
Display shows E6 and the refrigerator may not respond correctly to temperature settings.
|
User Interface / Display Board Communication Error | View Details |
| E7 |
Display shows E7 and the refrigerator may not cool or may shut down unexpectedly.
|
Compressor Start Device / Inverter Communication Fault | View Details |
| E8 |
Display shows E8 and the refrigerator may show incorrect temperatures or run continuously.
|
Evaporator Fan Motor Fault | View Details |
| E9 |
Display shows E9 and the refrigerator may not defrost properly, leading to ice build-up.
|
Defrost System General Error | View Details |
| – |
Chemical or plastic smell from a new Neff refrigerator.
|
New Appliance Off-Gassing | View Details |
| – |
Excessive frost or ice build-up on the back wall of the freezer.
|
Defrost System Failure | View Details |
| – |
Freezer not freezing properly while fridge seems normal; no error code.
|
Partial Refrigerant Loss or Weak Compressor | View Details |
| – |
High-pitched whistling or whooshing noise from inside the cabinet.
|
Airflow Noise Through Vents | View Details |
| – |
Ice forming around the freezer door or on the front edges of the cabinet.
|
Door Gasket Air Leak | View Details |
| – |
Ice maker in Neff fridge-freezer not producing ice (if equipped).
|
Ice Maker Water Supply or Mechanism Fault | View Details |
| – |
Interior light works but compressor and fans do not run; no cooling.
|
Compressor Start Failure | View Details |
| – |
Loud knocking or banging noise when the compressor starts or stops.
|
Compressor Mount or Pipework Movement | View Details |
| – |
Refrigerator cycles on and off very frequently (short cycling).
|
Control or Sensor Instability | View Details |
| – |
Refrigerator display not responding to touch or buttons, but cooling continues.
|
User Interface Panel Failure | View Details |
| – |
Refrigerator door will not close properly or pops open.
|
Door Alignment / Hinge or Gasket Issue | View Details |
| – |
Refrigerator emits a strong musty or mouldy odour.
|
Internal Contamination / Drain Slime Build-Up | View Details |
| – |
Refrigerator frequently beeps or shows a door-open alarm even when the door is closed.
|
False Door-Open Detection | View Details |
| – |
Refrigerator interior light not working but cooling is normal.
|
Light Bulb or LED Module Failure | View Details |
| – |
Refrigerator leaking water onto the floor from the front or under the drawers.
|
Blocked Defrost Drain | View Details |
| – |
Refrigerator makes a gurgling or hissing sound periodically.
|
Normal Refrigerant Flow Noise | View Details |
| – |
Refrigerator making loud buzzing or rattling noises from the rear.
|
Condenser Fan or Compressor Vibration Noise | View Details |
| – |
Refrigerator not cooling in fridge compartment but freezer is cold; no error code displayed.
|
Airflow Blockage Between Freezer and Fridge | View Details |
| – |
Refrigerator not running at all, no lights or display.
|
No Power / Supply Failure | View Details |
| – |
Refrigerator runs continuously and is too cold; food freezing in the fridge compartment.
|
Thermostat / Temperature Sensor Misreading | View Details |
| – |
Water dispenser (if fitted) not dispensing water.
|
Water Supply or Dispenser Valve Fault | View Details |
| – |
Water pooling inside the fridge compartment, often under the crisper drawers.
|
Blocked Fridge Drain Channel (Static-Cool Models) | View Details |
No matching codes found
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