Error Code	Symptom	Fault Type	Guide
E01	Refrigerator not cooling properly, display shows E01 or E1	Refrigeration System Performance Fault	View Details
E02	Freezer not reaching set temperature, E02 displayed on control panel	Freezer Evaporator Temperature Sensor Fault	View Details
E03	Refrigerator compartment too warm or too cold, E03 on display	Refrigerator Compartment Temperature Sensor Fault	View Details
E04	Ice buildup on rear wall, poor cooling, E04 error shown	Evaporator Defrost Sensor or Heater Fault	View Details
E05	Refrigerator beeping, temperature fluctuating, E05 displayed	Ambient Temperature Sensor Fault	View Details
E06	Ice maker not producing ice, E06 or ice symbol flashing	Ice Maker Motor or Position Sensor Fault	View Details
E07	Water dispenser not working, E07 or water icon flashing	Water Valve or Flow Sensor Fault	View Details
E08	Refrigerator lights flicker or stay off, E08 on display	LED Lighting Circuit Fault	View Details
E09	Alarm beeping, high temperature warning, E09 displayed	Door Open or Door Switch Fault	View Details
E10	Refrigerator runs constantly, poor cooling, E10 error	Compressor or Inverter Drive Fault	View Details
E11	Freezer temperature erratic, E11 displayed intermittently	Freezer Evaporator Fan Fault	View Details
E12	Refrigerator compartment fan noise or no airflow, E12 error	Refrigerator Compartment Fan Fault	View Details
E13	Water leaking inside fridge near dispenser area, E13 error on some models	Dispenser or Drain System Fault	View Details
E14	Ice maker overfilling or underfilling, E14 error	Ice Maker Fill Sensor or Flow Fault	View Details
E15	Control panel unresponsive or random beeping, E15 displayed	User Interface or Touch Control Fault	View Details
E16	Alarm sounds, temperatures normal, E16 error code	Power Interruption or Voltage Fault	View Details
E17	Freezer too warm, compressor cycling oddly, E17 displayed	Refrigerant System Sensor or Pressure Fault	View Details
E18	Ice buildup in freezer, poor cooling, E18 error	Defrost Timer or Control Fault	View Details
E19	Water filter indicator error, E19 displayed even after filter change	Filter Sensor or Reset Logic Fault	View Details
E20	Refrigerator not defrosting properly, repeated frost, E20 error	Defrost Circuit Overcurrent or Short Fault	View Details
–	Burning or electrical smell from refrigerator	Overheating Electrical Component	View Details
–	Clicking noise every few minutes, refrigerator not cooling properly	Compressor Start Failure	View Details
–	Condensation or moisture on door gaskets and around door frame	High Humidity or Door Seal Inefficiency	View Details
–	Control panel buttons not responding, but display is lit	User Interface Keypad Failure	View Details
–	Doors not closing properly or popping open	Door Alignment or Gasket Seal Issue	View Details
–	Freezer cold but refrigerator section warm, ice buildup on back freezer wall	Evaporator Frost Blockage / Defrost Failure	View Details
–	Frost buildup on food in freezer, especially near door	Air Infiltration into Freezer Compartment	View Details
–	Ice cubes are small, hollow, or clumped together	Insufficient or Irregular Ice Maker Water Fill	View Details
–	Ice maker not making ice, but water dispenser works	Ice Maker Supply or Control Fault	View Details
–	Ice tastes or smells bad	Contaminated Water Path or Stale Ice	View Details
–	Interior light stays on when door is closed (door area feels warm, light visible through gaps)	Door Switch or Control Logic Failure	View Details
–	Loud rattling or knocking noise when compressor starts or stops	Compressor Mounting or Refrigerant Line Vibration	View Details
–	Musty or moldy smell inside refrigerator	Microbial Growth on Surfaces and Drain System	View Details
–	Refrigerator has strong chemical or plastic smell when new	Off-gassing of New Components	View Details
–	Refrigerator making loud buzzing or humming noise from back	Condenser Fan or Compressor Noise	View Details
–	Refrigerator not cooling at all, interior warm in both fridge and freezer, lights on but compressor not running	Compressor Start or Control Failure	View Details
–	Refrigerator runs constantly and is too cold, food freezing in fresh food compartment	Temperature Control or Sensor Miscalibration	View Details
–	Refrigerator vibrates excessively or rattles against cabinets	Improper Leveling or Installation	View Details
–	Refrigerator will not power on at all, no lights or sounds	Main Power Supply Failure	View Details
–	Water dispenser dripping or slow continuous stream after use	Dispenser Valve Not Sealing Properly	View Details
–	Water leaking inside refrigerator compartment, pooling under crisper drawers	Blocked Refrigerator Drain Channel	View Details
–	Water leaking onto floor from front of refrigerator	Clogged Defrost Drain or Overflowing Drain Pan	View Details

Bosch Refrigerators Error Codes

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