JennAir Freezers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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dA
Door ajar alarm, display shows dA or DA, beeping continues after door is closed, interior light may stay on.
Door Ajar Sensor or Reed Switch Fault
dO
Door open alarm, display shows dO or DO and an audible chime sounds repeatedly even when the door appears closed.
Door Switch / Door Ajar Detection Fault
E1
Display shows E1, freezer may not maintain correct temperature or may shut down cooling intermittently.
Freezer Compartment Thermistor Failure
E10
Display shows E10 or similar numeric code, freezer may shut down or lock controls.
General Control Board Fault / Internal Error
E2
Display shows E2, temperature display may be inaccurate or unresponsive, unit may overcool or undercool.
Ambient / Cabinet Thermistor Failure
E3
Display shows E3, defrost cycles may not occur properly, frost buildup on evaporator or temperature swings.
Defrost Thermistor / Defrost Sensor Failure
E4
Display shows E4, freezer may not defrost, heavy frost on back wall or evaporator, airflow reduced.
Defrost Heater or Defrost Circuit Failure
E5
Display shows E5, compressor may not start or may short-cycle, freezer not cooling properly.
Compressor Start Device / Inverter Fault
E6
Display shows E6, control panel may be unresponsive or some buttons do not work.
User Interface / Control Panel Communication Error
E7
Display shows E7, interior fan may not run, temperature uneven, frost buildup in some areas.
Evaporator Fan Motor Error
E8
Display shows E8, condenser fan may not run, compressor runs hot, poor cooling.
Condenser Fan Motor Error
E9
Display shows E9, ice buildup around air ducts, temperature control erratic, possible airflow restriction.
Air Duct / Damper Control Error
F1
Display shows F1, temperature display may flash, unit may not respond to setting changes.
Control Board Sensor Input Fault
F2
Display shows F2, audible alarm may sound, freezer may shut down cooling as a safety precaution.
Overtemperature Safety / Sensor Out-of-Range Fault
F3
Display shows F3, unit may not enter defrost or may stay in defrost too long.
Defrost Circuit Sensor / Heater Monitoring Fault
F4
Display shows F4, compressor may not run, or unit may shut down unexpectedly.
Compressor Protection / Overload Fault
F5
Display shows F5, control may lock out user inputs, some functions disabled.
Control Lock / Keypad Fault
F6
Display shows F6, audible alarm may sound, unit may not cool.
System Communication / Data Bus Error
HI
High temperature alarm, display shows HI or flashes a high temperature icon, food feels soft or partially thawed.
High Temperature Condition
LO
Display shows LO or a very low temperature warning, interior temperature is excessively cold and some items are freezer-burned.
Temperature Too Low / Thermistor Calibration Fault
PO
Power outage indicator on display, freezer beeps and shows PO, temperature may be warmer than normal.
Power Interruption / High Temperature Alarm
Symptom
Chemical or plastic burning smell when the freezer is running.
Overheating Electrical Component
Symptom
Clicking sound every few minutes, compressor tries to start but does not run.
Compressor Start Failure
Symptom
Condensation or moisture forming on the exterior cabinet or around the door gasket.
Condensation / Sweating Cabinet
Symptom
Excessive frost buildup on the interior walls, shelves, or food packages.
Excessive Frost – Air Infiltration or Defrost Failure
Symptom
Freezer door difficult to open right after closing, or pops open slightly after being shut.
Door Vacuum / Air Pressure or Hinge Alignment Issue
Symptom
Freezer has a strong musty or sour odor inside.
Odor Contamination
Symptom
Freezer interior light does not turn on when door is opened.
Lighting Circuit or Door Switch Failure
Symptom
Freezer interior temperature fluctuates widely, causing partial thawing and refreezing.
Temperature Control Instability
Symptom
Freezer leaking water onto the floor from the front or underneath.
Water Leak – Defrost Drain or Door Gasket Issue
Symptom
Freezer makes a loud rattling or clanking noise when running.
Loose Components or Fan Obstruction
Symptom
Freezer makes loud buzzing or humming noise, especially from the back.
Compressor or Condenser Fan Noise
Symptom
Freezer not cooling at all, interior warm, lights may still work but compressor and fans are off.
No Cooling – Power or Control Failure
Symptom
Freezer runs but does not get cold enough, temperature stays above 10–20°F (-12 to -6°C).
Insufficient Cooling – Airflow or Sealed System Issue
Symptom
Freezer runs constantly and rarely shuts off, exterior sides may feel warm.
Long Run Time – Heat Load or Mechanical Issue
Symptom
Freezer short cycles, turning on and off every few minutes.
Short Cycling – Control or Compressor Start Issue
Symptom
Freezer too cold, items rock hard and brittle, ice crystals on packaging, temperature below -10°F (-23°C).
Overcooling – Thermostat or Sensor Miscalibration
Symptom
Freezer will not start after being transported or moved.
Post-Transport Start Delay or Mechanical Damage
Symptom
High-pitched squealing or chirping noise from inside the freezer.
Evaporator Fan Motor Bearing Wear
Symptom
Interior light stays on even when the door is closed, causing warming near the top.
Door Switch Stuck Open or Misaligned
Symptom
Thick ice sheet forming on the bottom of the freezer compartment.
Defrost Drain Frozen or Blocked
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| dA |
Door ajar alarm, display shows dA or DA, beeping continues after door is closed, interior light may stay on.
|
Door Ajar Sensor or Reed Switch Fault | View Details |
| dO |
Door open alarm, display shows dO or DO and an audible chime sounds repeatedly even when the door appears closed.
|
Door Switch / Door Ajar Detection Fault | View Details |
| E1 |
Display shows E1, freezer may not maintain correct temperature or may shut down cooling intermittently.
|
Freezer Compartment Thermistor Failure | View Details |
| E10 |
Display shows E10 or similar numeric code, freezer may shut down or lock controls.
|
General Control Board Fault / Internal Error | View Details |
| E2 |
Display shows E2, temperature display may be inaccurate or unresponsive, unit may overcool or undercool.
|
Ambient / Cabinet Thermistor Failure | View Details |
| E3 |
Display shows E3, defrost cycles may not occur properly, frost buildup on evaporator or temperature swings.
|
Defrost Thermistor / Defrost Sensor Failure | View Details |
| E4 |
Display shows E4, freezer may not defrost, heavy frost on back wall or evaporator, airflow reduced.
|
Defrost Heater or Defrost Circuit Failure | View Details |
| E5 |
Display shows E5, compressor may not start or may short-cycle, freezer not cooling properly.
|
Compressor Start Device / Inverter Fault | View Details |
| E6 |
Display shows E6, control panel may be unresponsive or some buttons do not work.
|
User Interface / Control Panel Communication Error | View Details |
| E7 |
Display shows E7, interior fan may not run, temperature uneven, frost buildup in some areas.
|
Evaporator Fan Motor Error | View Details |
| E8 |
Display shows E8, condenser fan may not run, compressor runs hot, poor cooling.
|
Condenser Fan Motor Error | View Details |
| E9 |
Display shows E9, ice buildup around air ducts, temperature control erratic, possible airflow restriction.
|
Air Duct / Damper Control Error | View Details |
| F1 |
Display shows F1, temperature display may flash, unit may not respond to setting changes.
|
Control Board Sensor Input Fault | View Details |
| F2 |
Display shows F2, audible alarm may sound, freezer may shut down cooling as a safety precaution.
|
Overtemperature Safety / Sensor Out-of-Range Fault | View Details |
| F3 |
Display shows F3, unit may not enter defrost or may stay in defrost too long.
|
Defrost Circuit Sensor / Heater Monitoring Fault | View Details |
| F4 |
Display shows F4, compressor may not run, or unit may shut down unexpectedly.
|
Compressor Protection / Overload Fault | View Details |
| F5 |
Display shows F5, control may lock out user inputs, some functions disabled.
|
Control Lock / Keypad Fault | View Details |
| F6 |
Display shows F6, audible alarm may sound, unit may not cool.
|
System Communication / Data Bus Error | View Details |
| HI |
High temperature alarm, display shows HI or flashes a high temperature icon, food feels soft or partially thawed.
|
High Temperature Condition | View Details |
| LO |
Display shows LO or a very low temperature warning, interior temperature is excessively cold and some items are freezer-burned.
|
Temperature Too Low / Thermistor Calibration Fault | View Details |
| PO |
Power outage indicator on display, freezer beeps and shows PO, temperature may be warmer than normal.
|
Power Interruption / High Temperature Alarm | View Details |
| – |
Chemical or plastic burning smell when the freezer is running.
|
Overheating Electrical Component | View Details |
| – |
Clicking sound every few minutes, compressor tries to start but does not run.
|
Compressor Start Failure | View Details |
| – |
Condensation or moisture forming on the exterior cabinet or around the door gasket.
|
Condensation / Sweating Cabinet | View Details |
| – |
Excessive frost buildup on the interior walls, shelves, or food packages.
|
Excessive Frost – Air Infiltration or Defrost Failure | View Details |
| – |
Freezer door difficult to open right after closing, or pops open slightly after being shut.
|
Door Vacuum / Air Pressure or Hinge Alignment Issue | View Details |
| – |
Freezer has a strong musty or sour odor inside.
|
Odor Contamination | View Details |
| – |
Freezer interior light does not turn on when door is opened.
|
Lighting Circuit or Door Switch Failure | View Details |
| – |
Freezer interior temperature fluctuates widely, causing partial thawing and refreezing.
|
Temperature Control Instability | View Details |
| – |
Freezer leaking water onto the floor from the front or underneath.
|
Water Leak – Defrost Drain or Door Gasket Issue | View Details |
| – |
Freezer makes a loud rattling or clanking noise when running.
|
Loose Components or Fan Obstruction | View Details |
| – |
Freezer makes loud buzzing or humming noise, especially from the back.
|
Compressor or Condenser Fan Noise | View Details |
| – |
Freezer not cooling at all, interior warm, lights may still work but compressor and fans are off.
|
No Cooling – Power or Control Failure | View Details |
| – |
Freezer runs but does not get cold enough, temperature stays above 10–20°F (-12 to -6°C).
|
Insufficient Cooling – Airflow or Sealed System Issue | View Details |
| – |
Freezer runs constantly and rarely shuts off, exterior sides may feel warm.
|
Long Run Time – Heat Load or Mechanical Issue | View Details |
| – |
Freezer short cycles, turning on and off every few minutes.
|
Short Cycling – Control or Compressor Start Issue | View Details |
| – |
Freezer too cold, items rock hard and brittle, ice crystals on packaging, temperature below -10°F (-23°C).
|
Overcooling – Thermostat or Sensor Miscalibration | View Details |
| – |
Freezer will not start after being transported or moved.
|
Post-Transport Start Delay or Mechanical Damage | View Details |
| – |
High-pitched squealing or chirping noise from inside the freezer.
|
Evaporator Fan Motor Bearing Wear | View Details |
| – |
Interior light stays on even when the door is closed, causing warming near the top.
|
Door Switch Stuck Open or Misaligned | View Details |
| – |
Thick ice sheet forming on the bottom of the freezer compartment.
|
Defrost Drain Frozen or Blocked | View Details |
No matching codes found
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