Bosch Error Codes & Diagnostics
Complete B2B dictionary of fault codes, troubleshooting steps, and repair manuals for Bosch home appliances, including Washing Machines, Dishwashers, Ovens, Dryers, and Refrigerators.
181 Verified Codes in Database
Are you a Certified Technician?Stamp unverified codes below to earn +10 Reputation Points.
(Only available for users logged in with a Google account)
(Only available for users logged in with a Google account)
| Code | Fault / Diagnostics | Appliances | Action |
|---|---|---|---|
| 00:00 | keine Uhrzeit gespeichert Info: Stromausfall oder Netzreset | Oven | |
| 00.00 | Pas d'heure mémorisée Info: Coupure de courant ou reset secteur | Oven | |
| 000 (blinkend) | automatische Abschaltung Info: Dauer der Betriebsdauerbegrenzung wurde erreicht | Oven | |
| 1 | Fehler am Aquasensorsystem (Error in Aquasensor system) Info: Displayed even if no sensor is present. | Dishwasher | |
| 16 | Wasserweiche (Water diverter) Info: Not specified | Dishwasher | |
| 2 | Heizfehler (Heating error) Info: Not specified | Dishwasher | |
| 4 | Füllfehler (Filling error) Info: Not specified | Dishwasher | |
| 8 | Fehler am NTC – System (Error in NTC – system) Info: Not specified | Dishwasher | |
| E | E blinks alternately with the cooking level/residual heat, or EEEE blinks in all displays. A signal sounds. Info: Continuous activation of a sensor (> 5 seconds) due to objects placed on it, spilled liquid creating a water bridge, or continuous main switch operation. 5 Elite Techs Verified | Cooktop | |
| E 000 | Pas d'affichage défaut Info: Aucun défaut survenu | Oven | |
| E:00 | No defect or communication problems between electronic modules (appliance stops, no function possible) Info: No defect (general) or diagnosis connector / communication issues between electronic modules | Dishwasher | |
| E0 | No fault in last 8 wash cycles Info: No error occurred. | Dishwasher | |
| E000 | No fault display / No fault Info: No fault | Oven | |
| EEEE | Error display E or EEEE | Cooktop | |
| Er 0 | Incorrect module combination detected, no further operation possible. Info: The control and power module recognizes an incompatible variant of the operating and display board after a network reset. The modules do not belong together. | Oven | |
| ErXY | Internal error detected by electronics (display implied) Info: Electronics have detected an internal error. | Cooktop | |
| E 1 | Oven compartment temperature sensor high resistance Info: Garraum – Temperaturfühler ist hochohmig | Steam Oven | |
| E:01 | Internal power module fault / Program ends / Power supply or pump switching faulty Info: Electrical connection to pumps interrupted / Voltage drops due to faulty power connection / Power module defective (internal pump control) | Dishwasher | |
| E01 | End of program Info: Internal fault power module; Power supply or pump switching defective | Dishwasher | |
| E1 | Appliance has no function. Info: Communication problem between the reed switch board and the control electronics or between the control electronics and the operating electronics. | Steam Oven | |
| Er 1 | Temperature sensor interruption detected, oven does not heat, fans turn on. Info: Interruption of the temperature sensor PT500 (e.g., unplugged or cable break). | Oven | |
| E 2 | Oven compartment temperature sensor low resistance Info: Garraum – Temperaturfühler ist niederohmig | Steam Oven | |
| E:02 | Operation without heating / Operation without zeolite drying system Info: Short circuit to ground of the heating element; heating element working relay defective; short circuit to ground of the zeolite heating element; zeolite heating element working relay defective | Dishwasher | |
| E02 | Operation without heating Info: Heating element working relay defective | Dishwasher | |
| E2 | Pump, heating mats, and heater do not work; acoustic signal heard. Info: Temperature sensor is short-circuited or has no voltage. | Steam Oven | |
| Er 2 | Incorrect mains connection, continuous buzzer tone, mains connection incorrect Info: Connection to voltages over 270 V | Oven | |
| E:03 | Temperature control / Overheating / Operation without auxiliary drying system / Operation without heating Info: Overheating at the mains connection; auxiliary heating working relay defective; short circuit to ground on zeolite heating; heating safety relay defective | Dishwasher | |
| E03 | End of program Info: Heating element working relay / safety relay defective | Dishwasher | |
| E3 | Problem with water supply; pump, heating mats, heater no longer work; acoustic signal heard; fan stops after 3 minutes. Info: Problem with water supply (e.g., water tank empty). | Steam Oven | |
| Er 3 | Electronics overheated (> 100 °C), no heating, display darker, cooling fan on Info: Electronics overheated (> 100 °C) | Oven |