Bosch Appliance Error Codes
Bosch is a leading manufacturer of premium home appliances known for their engineering and reliability. Their error code system is highly standardised.
Browse Bosch error codes by appliance
Published Bosch fault codes
- E16: Door is not locked properly
- E17: Water Supply
- E18: Drain Fault
- E19: Heating Timeout
- E20: Unexpected Heating
- E23: Aquastop Leak
- E29: Water Sensor
- E32: Alternating Load
- E15: Water in Base
- E22: Filter Blocked
- E24: Drain Pump
- E09: Heating Circuit
- E14: Flow Meter
- E27: Low Voltage
- E31: Zeolith Fault
- E01: Power Module
- E21: Motor Drive Error
- E25: Turbidity Sensor Fault
- E26: Pressure Sensor Fault
- F18: Drain Pump Timeout
- E02: Heating Relay Error
- E03: Auxiliary Heating Error
- E04: Water Switch Fault
- E05: Water Level System Fault
Evidence and primary sources
Error Code Lookup uses manufacturer manuals and official support resources as primary reference points wherever they are available. Fault meanings can vary by model, market and production generation, so verify the exact appliance model before treating a general code description as model-specific.
How this information is researched
Publisher: Error Code Lookup Editorial Team. Error Code Lookup is an independent appliance-information resource and is not affiliated with appliance manufacturers. Guidance is written in our own words and reviewed with safety boundaries in mind.
Official manufacturer reference: Bosch UK User Manuals. Use the exact model number to confirm model-specific meanings.
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