NEEDONE
NEEDONE Wine Coolers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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dF
Display shows dF periodically and the fan may stop while the unit is still powered.
Automatic Defrost Mode Indication / Defrost Circuit Fault
dO
Display shows dO or a door icon and an alarm beeps even when the door appears closed.
Door Open Alarm / Door Switch Fault
E0
Display shows E0 and the wine cooler does not cool or respond to temperature changes.
Main Control Board Communication Fault
E1
Display shows E1 and the temperature reading is inaccurate or dashes appear instead of a temperature.
Upper Compartment Temperature Sensor (NTC) Failure
E2
Display shows E2 and the lower zone temperature is not displayed or is clearly wrong.
Lower Compartment Temperature Sensor (NTC) Failure
E3
Display shows E3 and the cabinet temperature fluctuates widely or cooling is erratic.
Ambient Temperature Sensor Failure
E4
Display shows E4 and the unit may run continuously or not cool properly.
Evaporator Temperature Sensor Failure
E5
Display shows E5 and the compressor may not start or may short-cycle.
Compressor Overload or Start Circuit Fault
E6
Display shows E6 and the fan noise may be abnormal or airflow seems weak.
Evaporator Fan Motor Fault
E7
Display shows E7 and the condenser fan at the rear may not run, causing the cabinet to overheat.
Condenser Fan Motor Fault
E8
Display shows E8 and the unit may shut down or fail to cool after a short run time.
High Temperature / Overheat Protection Fault
E9
Display shows E9 and the interior may be warm despite the compressor attempting to run.
Low Refrigerant / Sealed System Performance Fault
EC
Display shows EC and the cooler stops cooling or cycles off frequently.
General Cooling System Error / Compressor Protection
EE
Display shows EE and the control panel is unresponsive or partially lit.
Control Panel / Display PCB Error
H1
Display shows H1 and the temperature reading is extremely high or flashing.
High Temperature Alarm Condition
Hi
Display shows Hi and the cooler cannot be set to a higher temperature or shows an unrealistic high reading.
Maximum Temperature Limit / Sensor Out-of-Range
L1
Display shows L1 and the temperature reading is extremely low or flashing; bottles may feel too cold.
Low Temperature Alarm Condition
Lo
Display shows Lo and the cooler does not respond to lower temperature settings.
Minimum Temperature Limit / Sensor Out-of-Range
Symptom
Control panel buttons do not respond or respond intermittently.
Keypad / Touch Control Failure
Symptom
Display shows temperature but actual interior temperature is significantly different.
Temperature Calibration / Sensor Placement Issue
Symptom
Door does not close properly or pops open slightly after being shut.
Door Alignment / Hinge or Gasket Issue
Symptom
Excessive condensation or moisture on the glass door.
Door Seal / Ambient Humidity Issue
Symptom
Excessive frost or ice buildup on the rear interior wall or around the evaporator.
Defrost System Failure
Symptom
Interior light does not turn on when the door is opened, but cooling works normally.
LED Lighting Circuit Failure
Symptom
Interior light stays on even when the door is closed, causing warming inside.
Stuck Door Switch or Control Logic Fault
Symptom
Loud humming, buzzing, or rattling noise from the rear of the wine cooler.
Compressor or Condenser Fan Noise
Symptom
Loud knocking or rattling noise from inside the cabinet when the fan runs.
Evaporator Fan or Loose Internal Components
Symptom
Musty or moldy odor inside the wine cooler.
Interior Mold / Bacterial Growth
Symptom
Strong chemical or burning smell coming from the rear of the unit.
Electrical Overheating / Component Failure
Symptom
Temperature difference between upper and lower zones is incorrect or unstable.
Dual-Zone Airflow or Sensor Imbalance
Symptom
Unit frequently turns on and off (short cycling) with very brief run times.
Short Cycling / Control or Compressor Protection Issue
Symptom
Unit trips the household circuit breaker or GFCI outlet when it starts.
Electrical Short or Ground Fault
Symptom
Unit will not power on; display is blank and no lights or fans run.
No Power / Electrical Supply Fault
Symptom
Vibration or rattling transmitted to cabinets or floor; unit seems to shake.
Excessive Vibration / Installation Issue
Symptom
Water pooling at the bottom of the cabinet or leaking onto the floor.
Drainage System Blockage / Condensate Leak
Symptom
Wine cooler cools poorly; temperature is higher than setpoint and fluctuates.
Insufficient Cooling / Airflow Restriction
Symptom
Wine cooler runs but does not cool; interior stays at room temperature.
Compressor or Sealed System Failure
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| dF |
Display shows dF periodically and the fan may stop while the unit is still powered.
|
Automatic Defrost Mode Indication / Defrost Circuit Fault | View Details |
| dO |
Display shows dO or a door icon and an alarm beeps even when the door appears closed.
|
Door Open Alarm / Door Switch Fault | View Details |
| E0 |
Display shows E0 and the wine cooler does not cool or respond to temperature changes.
|
Main Control Board Communication Fault | View Details |
| E1 |
Display shows E1 and the temperature reading is inaccurate or dashes appear instead of a temperature.
|
Upper Compartment Temperature Sensor (NTC) Failure | View Details |
| E2 |
Display shows E2 and the lower zone temperature is not displayed or is clearly wrong.
|
Lower Compartment Temperature Sensor (NTC) Failure | View Details |
| E3 |
Display shows E3 and the cabinet temperature fluctuates widely or cooling is erratic.
|
Ambient Temperature Sensor Failure | View Details |
| E4 |
Display shows E4 and the unit may run continuously or not cool properly.
|
Evaporator Temperature Sensor Failure | View Details |
| E5 |
Display shows E5 and the compressor may not start or may short-cycle.
|
Compressor Overload or Start Circuit Fault | View Details |
| E6 |
Display shows E6 and the fan noise may be abnormal or airflow seems weak.
|
Evaporator Fan Motor Fault | View Details |
| E7 |
Display shows E7 and the condenser fan at the rear may not run, causing the cabinet to overheat.
|
Condenser Fan Motor Fault | View Details |
| E8 |
Display shows E8 and the unit may shut down or fail to cool after a short run time.
|
High Temperature / Overheat Protection Fault | View Details |
| E9 |
Display shows E9 and the interior may be warm despite the compressor attempting to run.
|
Low Refrigerant / Sealed System Performance Fault | View Details |
| EC |
Display shows EC and the cooler stops cooling or cycles off frequently.
|
General Cooling System Error / Compressor Protection | View Details |
| EE |
Display shows EE and the control panel is unresponsive or partially lit.
|
Control Panel / Display PCB Error | View Details |
| H1 |
Display shows H1 and the temperature reading is extremely high or flashing.
|
High Temperature Alarm Condition | View Details |
| Hi |
Display shows Hi and the cooler cannot be set to a higher temperature or shows an unrealistic high reading.
|
Maximum Temperature Limit / Sensor Out-of-Range | View Details |
| L1 |
Display shows L1 and the temperature reading is extremely low or flashing; bottles may feel too cold.
|
Low Temperature Alarm Condition | View Details |
| Lo |
Display shows Lo and the cooler does not respond to lower temperature settings.
|
Minimum Temperature Limit / Sensor Out-of-Range | View Details |
| – |
Control panel buttons do not respond or respond intermittently.
|
Keypad / Touch Control Failure | View Details |
| – |
Display shows temperature but actual interior temperature is significantly different.
|
Temperature Calibration / Sensor Placement Issue | View Details |
| – |
Door does not close properly or pops open slightly after being shut.
|
Door Alignment / Hinge or Gasket Issue | View Details |
| – |
Excessive condensation or moisture on the glass door.
|
Door Seal / Ambient Humidity Issue | View Details |
| – |
Excessive frost or ice buildup on the rear interior wall or around the evaporator.
|
Defrost System Failure | View Details |
| – |
Interior light does not turn on when the door is opened, but cooling works normally.
|
LED Lighting Circuit Failure | View Details |
| – |
Interior light stays on even when the door is closed, causing warming inside.
|
Stuck Door Switch or Control Logic Fault | View Details |
| – |
Loud humming, buzzing, or rattling noise from the rear of the wine cooler.
|
Compressor or Condenser Fan Noise | View Details |
| – |
Loud knocking or rattling noise from inside the cabinet when the fan runs.
|
Evaporator Fan or Loose Internal Components | View Details |
| – |
Musty or moldy odor inside the wine cooler.
|
Interior Mold / Bacterial Growth | View Details |
| – |
Strong chemical or burning smell coming from the rear of the unit.
|
Electrical Overheating / Component Failure | View Details |
| – |
Temperature difference between upper and lower zones is incorrect or unstable.
|
Dual-Zone Airflow or Sensor Imbalance | View Details |
| – |
Unit frequently turns on and off (short cycling) with very brief run times.
|
Short Cycling / Control or Compressor Protection Issue | View Details |
| – |
Unit trips the household circuit breaker or GFCI outlet when it starts.
|
Electrical Short or Ground Fault | View Details |
| – |
Unit will not power on; display is blank and no lights or fans run.
|
No Power / Electrical Supply Fault | View Details |
| – |
Vibration or rattling transmitted to cabinets or floor; unit seems to shake.
|
Excessive Vibration / Installation Issue | View Details |
| – |
Water pooling at the bottom of the cabinet or leaking onto the floor.
|
Drainage System Blockage / Condensate Leak | View Details |
| – |
Wine cooler cools poorly; temperature is higher than setpoint and fluctuates.
|
Insufficient Cooling / Airflow Restriction | View Details |
| – |
Wine cooler runs but does not cool; interior stays at room temperature.
|
Compressor or Sealed System Failure | View Details |
No matching codes found
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