Thermador Refrigerators Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E01
Refrigerator display shows E01 and unit may not cool properly or may shut down intermittently.
Main Control Board Communication Fault
E02
Refrigerator shows E02 and may not respond correctly to temperature settings or may not cool/freezer may overcool.
User Interface to Main Board Communication Error
E03
Refrigerator displays E03 and fresh food compartment temperature is inaccurate or fluctuates.
Refrigerator Compartment Temperature Sensor Failure
E04
Freezer temperature is incorrect and the display shows E04.
Freezer Compartment Temperature Sensor Failure
E05
Refrigerator shows E05 and may not defrost properly, leading to ice buildup on the evaporator.
Defrost Sensor / Evaporator Temperature Sensor Fault
E06
Refrigerator displays E06 and may not defrost, causing frost buildup and poor cooling.
Defrost Heater Circuit Failure
E07
Refrigerator shows E07 and the ice maker may not produce ice or may stop mid-cycle.
Ice Maker Motor or Position Sensor Error
E08
Refrigerator displays E08 and may not dispense water or may have intermittent water flow.
Water Valve or Flow Sensor Error
E09
Refrigerator shows E09 and the condenser fan may not run, causing poor cooling and warm temperatures.
Condenser Fan Motor Failure
E10
Refrigerator displays E10 and the evaporator fan may not run, leading to warm temperatures and frost buildup.
Evaporator Fan Motor Failure
E11
Refrigerator shows E11 and the door alarm may sound even when doors are closed.
Door Switch or Door Contact Fault
E12
Refrigerator displays E12 and interior lights may not function correctly or may stay on.
Lighting Circuit or LED Driver Fault
E13
Refrigerator shows E13 and may not enter or exit Sabbath mode or special operating modes correctly.
Control Software or Mode Selection Error
E14
Refrigerator displays E14 and the ice maker may overflow or underfill with water.
Ice Maker Fill Valve or Fill Sensor Error
E15
Refrigerator shows E15 and may not cool; compressor may not start or may short-cycle.
Compressor Start/Run Circuit Error
E16
Refrigerator displays E16 and may show unusually high or low temperature readings not matching actual conditions.
Ambient Temperature Sensor Fault
E17
Refrigerator shows E17 and may have issues with the internal damper door, causing uneven cooling between compartments.
Air Damper Motor or Position Error
E18
Refrigerator displays E18 and may not maintain set temperatures; compressor may run continuously.
Thermistor Calibration or Sensor Range Error
E19
Refrigerator shows E19 and may have issues with the ice dispenser or auger not turning.
Ice Dispenser Motor / Auger Motor Error
E20
Refrigerator displays E20 and may have water leaking inside the fresh food compartment or from the rear.
Defrost Drain Error / Drain Heater Fault
Symptom
Both refrigerator and freezer are warm; compressor not running; no error code.
No Power to Compressor / Start Device Failure
Symptom
Display is blank or unresponsive but interior lights work.
User Interface Power or Communication Failure
Symptom
Freezer cold but refrigerator warm; ice buildup on back wall of freezer.
Evaporator Fan Not Circulating Air
Symptom
Ice buildup on freezer floor or under lower basket.
Defrost Drain Frozen or Misaligned
Symptom
Ice maker makes small or hollow ice cubes.
Low Water Fill to Ice Maker
Symptom
Ice maker not making ice; ice bin empty; no error code.
Ice Maker Supply or Cycle Failure
Symptom
Interior lights stay on when doors are closed, causing heat and condensation.
Door Switch or Control Logic Failure
Symptom
Loud knocking or rattling noise when compressor starts or stops.
Compressor or Line Vibration
Symptom
Refrigerator cabinet sides feel extremely hot.
Poor Condenser Cooling
Symptom
Refrigerator door not closing properly or popping open.
Door Alignment / Gasket Seal Issue
Symptom
Refrigerator interior has strong musty or sour odor.
Organic Contamination / Drain Odor
Symptom
Refrigerator leaking water onto the floor from the front or underneath.
Clogged Defrost Drain or Overflowing Drain Pan
Symptom
Refrigerator makes high-pitched whine or squeal from inside compartment.
Evaporator Fan Bearing Wear
Symptom
Refrigerator making loud buzzing or humming noise from rear.
Condenser Fan or Compressor Noise
Symptom
Refrigerator not cooling in fresh food section but freezer is cold; no error code displayed.
Evaporator Frost Buildup / Airflow Restriction
Symptom
Refrigerator runs constantly and is too cold or freezing food in fresh food compartment.
Temperature Control / Thermistor Misreading
Symptom
Refrigerator trips circuit breaker or GFCI outlet.
Electrical Short or Ground Fault
Symptom
Warm air or condensation around door edges; doors feel hot.
Door Mullion Heater or Condenser Overheating
Symptom
Water dispenser drips or continues to run after releasing lever.
Leaking Water Inlet Valve or Air in Line
Symptom
Water dispenser not working but ice maker still makes ice.
Dispenser Water Path Restriction
Symptom
Water pooling inside refrigerator under crisper drawers.
Internal Drain Blockage
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Refrigerator display shows E01 and unit may not cool properly or may shut down intermittently.
|
Main Control Board Communication Fault | View Details |
| E02 |
Refrigerator shows E02 and may not respond correctly to temperature settings or may not cool/freezer may overcool.
|
User Interface to Main Board Communication Error | View Details |
| E03 |
Refrigerator displays E03 and fresh food compartment temperature is inaccurate or fluctuates.
|
Refrigerator Compartment Temperature Sensor Failure | View Details |
| E04 |
Freezer temperature is incorrect and the display shows E04.
|
Freezer Compartment Temperature Sensor Failure | View Details |
| E05 |
Refrigerator shows E05 and may not defrost properly, leading to ice buildup on the evaporator.
|
Defrost Sensor / Evaporator Temperature Sensor Fault | View Details |
| E06 |
Refrigerator displays E06 and may not defrost, causing frost buildup and poor cooling.
|
Defrost Heater Circuit Failure | View Details |
| E07 |
Refrigerator shows E07 and the ice maker may not produce ice or may stop mid-cycle.
|
Ice Maker Motor or Position Sensor Error | View Details |
| E08 |
Refrigerator displays E08 and may not dispense water or may have intermittent water flow.
|
Water Valve or Flow Sensor Error | View Details |
| E09 |
Refrigerator shows E09 and the condenser fan may not run, causing poor cooling and warm temperatures.
|
Condenser Fan Motor Failure | View Details |
| E10 |
Refrigerator displays E10 and the evaporator fan may not run, leading to warm temperatures and frost buildup.
|
Evaporator Fan Motor Failure | View Details |
| E11 |
Refrigerator shows E11 and the door alarm may sound even when doors are closed.
|
Door Switch or Door Contact Fault | View Details |
| E12 |
Refrigerator displays E12 and interior lights may not function correctly or may stay on.
|
Lighting Circuit or LED Driver Fault | View Details |
| E13 |
Refrigerator shows E13 and may not enter or exit Sabbath mode or special operating modes correctly.
|
Control Software or Mode Selection Error | View Details |
| E14 |
Refrigerator displays E14 and the ice maker may overflow or underfill with water.
|
Ice Maker Fill Valve or Fill Sensor Error | View Details |
| E15 |
Refrigerator shows E15 and may not cool; compressor may not start or may short-cycle.
|
Compressor Start/Run Circuit Error | View Details |
| E16 |
Refrigerator displays E16 and may show unusually high or low temperature readings not matching actual conditions.
|
Ambient Temperature Sensor Fault | View Details |
| E17 |
Refrigerator shows E17 and may have issues with the internal damper door, causing uneven cooling between compartments.
|
Air Damper Motor or Position Error | View Details |
| E18 |
Refrigerator displays E18 and may not maintain set temperatures; compressor may run continuously.
|
Thermistor Calibration or Sensor Range Error | View Details |
| E19 |
Refrigerator shows E19 and may have issues with the ice dispenser or auger not turning.
|
Ice Dispenser Motor / Auger Motor Error | View Details |
| E20 |
Refrigerator displays E20 and may have water leaking inside the fresh food compartment or from the rear.
|
Defrost Drain Error / Drain Heater Fault | View Details |
| – |
Both refrigerator and freezer are warm; compressor not running; no error code.
|
No Power to Compressor / Start Device Failure | View Details |
| – |
Display is blank or unresponsive but interior lights work.
|
User Interface Power or Communication Failure | View Details |
| – |
Freezer cold but refrigerator warm; ice buildup on back wall of freezer.
|
Evaporator Fan Not Circulating Air | View Details |
| – |
Ice buildup on freezer floor or under lower basket.
|
Defrost Drain Frozen or Misaligned | View Details |
| – |
Ice maker makes small or hollow ice cubes.
|
Low Water Fill to Ice Maker | View Details |
| – |
Ice maker not making ice; ice bin empty; no error code.
|
Ice Maker Supply or Cycle Failure | View Details |
| – |
Interior lights stay on when doors are closed, causing heat and condensation.
|
Door Switch or Control Logic Failure | View Details |
| – |
Loud knocking or rattling noise when compressor starts or stops.
|
Compressor or Line Vibration | View Details |
| – |
Refrigerator cabinet sides feel extremely hot.
|
Poor Condenser Cooling | View Details |
| – |
Refrigerator door not closing properly or popping open.
|
Door Alignment / Gasket Seal Issue | View Details |
| – |
Refrigerator interior has strong musty or sour odor.
|
Organic Contamination / Drain Odor | View Details |
| – |
Refrigerator leaking water onto the floor from the front or underneath.
|
Clogged Defrost Drain or Overflowing Drain Pan | View Details |
| – |
Refrigerator makes high-pitched whine or squeal from inside compartment.
|
Evaporator Fan Bearing Wear | View Details |
| – |
Refrigerator making loud buzzing or humming noise from rear.
|
Condenser Fan or Compressor Noise | View Details |
| – |
Refrigerator not cooling in fresh food section but freezer is cold; no error code displayed.
|
Evaporator Frost Buildup / Airflow Restriction | View Details |
| – |
Refrigerator runs constantly and is too cold or freezing food in fresh food compartment.
|
Temperature Control / Thermistor Misreading | View Details |
| – |
Refrigerator trips circuit breaker or GFCI outlet.
|
Electrical Short or Ground Fault | View Details |
| – |
Warm air or condensation around door edges; doors feel hot.
|
Door Mullion Heater or Condenser Overheating | View Details |
| – |
Water dispenser drips or continues to run after releasing lever.
|
Leaking Water Inlet Valve or Air in Line | View Details |
| – |
Water dispenser not working but ice maker still makes ice.
|
Dispenser Water Path Restriction | View Details |
| – |
Water pooling inside refrigerator under crisper drawers.
|
Internal Drain Blockage | View Details |
No matching codes found
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