Bosch Appliance Error Codes

Dishwasher Error Codes

• E01 Pump circuit failure or heating issue.
• E02 Heater relay fault or heating issue.
• E03 Auxiliary heater relay fault or water inlet valve failure.
• E04 Heating fault or water issue.
• E05 Water switch Triac fault or float issue.
• E06/E28 Door mechanism failure or aqua sensor fault. Aqua sensor fault.
• E07 Drying fault.
• E08 Loss of water.
• E09 Heating fault.
• E10/E12 Slow heating.
• E11 Thermistor or temperature sensor fault.
• E13 Water temperature is too hot.
• E14 Water inlet fault.
• E15 Dishwasher is leaking.
• E16 Water inlet fault.
• E17/E18 Not enough water.
• E19/E20/E21 Heating issue.
• E22 Blocked filter.
• E23/E24/E25 Drain pump failure or clogged drain hose.
• E26 Diverter motor fault (check the diverter valve).
• E27 Undervoltage error (check the power voltage).
• E29 Low mains voltage error (check the power voltage).

Ventilation Hood Error Codes

• E2 Fan Motor Error: The motor cannot start or maintain speed.
• E4 Temperature Sensor Fault: Temperature readings from the hood are incorrect.
• E5 Lighting Circuit Error: Hood lighting is malfunctioning.
• E7 Control Board Fault: The hood control interface is not responding correctly.
• E10 Power Error: Voltage irregularity or wiring issue detected.
• E20 Filter Detection Error: Hood cannot detect installed filters properly.

Refrigerator, Freezer and Wine Cooler Error Codes

• E01 Refrigerator compartment temperature sensor is defective.
• E02 Freezer compartment temperature sensor is defective.
• E03 Temperature-controlled drawer temperature sensor is defective.
• E06 Fridge evaporator sensor No failure message during normal operation. After auto diagnostic test, E06 is displayed, if evaporator sensor fails.
• E07 Freezer evaporator sensor. No failure message during normal operation. After auto diagnostic test, E07 is displayed, if evaporator sensor fails.
• E10 Main control board module is defective.
• E11 Display control module is defective.
• E15 Ambient temperature sensor is defective.
• E20 Communication error between the main control board module and the display control module.
• E21 Communication error between display control module and the ice and water dispenser control module.
• E90 Voltage Irregularity: Abnormal voltage supply detected.

Range, Stove, Oven, Cooktop, Microwave Error Codes

• ER22 Touch Panel Error: Touch controls are unresponsive or blocked.
• E0 No Cookware Detected: Induction surface cannot sense compatible cookware.
• E2 Overtemperature Condition: Cooktop overheated and initiated shutdown.
• E3 Temperature Sensor Error: Sensor not providing correct readings.
• E4 Magnetron Overheat: Magnetron temperature too high.
• E5 Cooling Fan Failure: Cooling fan cannot circulate air.
• E6 Door lock faulty
• E7 Door release mechanism faulty
• E9 Sensor Fault: Temperature sensor is malfunctioning.
• E10 Temperature Sensor Fault: The oven or cooktop sensor is malfunctioning, resulting in incorrect temperature regulation.
• E11 Touch Panel Locked: The oven controls are locked and require manual unlocking.
• E20 Door Switch Fault: Door interlock not detected properly.
• E33 Non-critical error. Ignore if not using the drawer frequently.
• F41/F43 Faulty latch motor or its wiring.
• E45 Defective or jammed upper oven door or latch switches.
• E50 Power Supply Error: Voltage or wiring issue detected.
• E115 Sensor Overheating: Temperature sensor detected unsafe overheating.
• E118 Sensor Temperature Too Low: Sensor reports abnormally low values, affecting heating.
• E212 Cooling Fan Failure: The internal fan does not activate or maintain required speed.
• E305 Internal Communication Error: Communication between main boards is compromised.
• E500 Power Supply Fault: Voltage irregularity or board power fault detected.
• E512 Control Board Fault: A failure on the main PCB prevents proper operation.
• E601 Cooling Fan Malfunction: The oven cannot regulate temperature due to fan failure.
• E701 Heating Element Failure: A main heating element is not functioning properly.

Dryer Error Codes

• E01 Door Lock Error: The dryer door is not closing or being detected correctly.
• E04 Door lock relay won’t activate.
• E05/E06 Moisture Sensor Fault: The dryer cannot detect moisture level.
• E07 Unexpected heating (water heats up without the control module activating the heater).
• E08 Heating time exceeded (heater doesn’t turn off ).
• E09 No communication between control module and motor control module.
• E11/E12 Heating Circuit Error: Heater or thermal relay malfunction.
• E13 Drain time exceeded
• E14 Overfill level reached
• E17 Aquastop error.
• E18 Drainage or Airflow Issue: Blocked airflow or restricted ventilation.
• E20 Spin cycle terminated.
• E21 Excessive foam detected.
• E22 Electrical power supply problem.
• E24 Motor Error: Drum motor is not rotating properly.
• E25 Door lock is blocked.
• E90 PCB Communication Fault: Internal modules cannot communicate.