Bosch exists for more than one hundred years, producing the most different equipment for mankind’s needs. One can say, its founder Robert Bosch made a revolution in the industry. “It is better to lose profit than confidence of some buyers – R. Bosch said once. These words became the motto of the company, when in the 1886 in the German city Stuttgart the first exact mechanics and electric Bosch’s appliance workshop opened.
Even such reliable apparatus as Bosch break. In a case of Bosch dishwasher not draining, refer for technical help to dishwasher repair shop Bosch. There are different Bosch dishwasher problems.
A table of Bosch dishwasher error codes, which must be used in case of a breakdown, are listed below.
Error codes for Bosch SMS/SH Series and Exxcel/Logixx dishwashers
The SMS and SH ranges of Bosch dishwashers encompass over 100 models varying in handle design, capacity, and features. Nevertheless, they share one and the same system of error codes. In case your household appliance is experiencing an issue, write down the error code and refer to the chart below for an explanation.
| Fault Codes | Symptom | Cause | Action | |
|---|---|---|---|---|
| E01 (error solution E01), E02, E03, E04 (error solution E04), E05 | The E01, E02, E03, E04, E05 faults codes mean that the dishwasher has suffered a power module failure. The programming of replacement power modules has been locked down by Bosch so in the event of an error code of this type it’s recommended that you contact a Bosch approved dishwasher engineer | |||
| E06 | Door mechanism problem | The sensor/switch that detects whether the door is locked before starting a cycle is damaged or faulty. Check for obstructions and replace part if necessary | ||
| E07 | Dishes not drying due to faulty fan | |||
| E08 | Water is not filling above level of heating element | Most likely a problem with the heating element, or filling issue | ||
| E09 | Water heating problem. Most likely related to heating element | |||
| E10 | Heating element problem | Check for blockages/build-up/limescale that could be stopping water from interacting with the element properly | ||
| E11 | Thermostat or temperature sensor faulty | Replace faulty part if necessary | ||
| E13 | Water temperature exceeding 75C | Have you connected your dishwasher to a hot water supply? If so switch to cold | ||
| E14 (error solution E14) | Reed switch flow sensor fault | Check contacts on the reed switch connection are clean | ||
| E15 | Water leaking through to dishwasher base | Empty the base of water. If error occurs again then your dishwasher has a leak | ||
| E16 | Water inlet valve fault | Check inlet valve and water supply | ||
| E17 | Water level too high (overfill) | Possible flow sensor fault, or drainage problem | ||
| E18 | Water level too low (underfill) | Can be due to a problematic water valve | ||
| E20 (error solution E20) | Electrical short or break | Short or break causing incorrect resistance in winding of the circulation pump or the motor | ||
| E21 (error solution E21) | Circulating pump blocked | A blockage between the motor or the pump resulting in insufficient water flow | ||
| E23 | As error code E20, but this time the electrical problem is with the drain pump | Replace drain pump if necessary | ||
| E24 | Dishwasher not draining properly | Drain filters blocked | Clean the filters | |
| E25 (error solution E25) | Dishwasher not draining properl | Possibly blocked filters, as above. Otherwise this fault code could indicate a blocked drain pump | ||
| E26 | Water switch/regulator problem | Check water switch and replace if required | ||
| E28 | Dishes not getting clean. Dirty water in the tub | Fault detected with turbidity sensor | ||
| A or B | Fault with the water sensor | Inspect dishwasher for evidence of leaks. Ascertain whether anti-flood protection has been activated | ||
| С | Motor tacho fault | Check motor and motor tacho wiring for problems | ||
| D | Wiring/electrical fault related to motor triac | Check wiring on/to PCB and motor. Check the triac (on the PCB) | ||
| E | Diverter valve fault | Inspect diverter valve and its wiring for problems | ||
| F | Fill timeout. The required water level is not sufficient within six minutes of the start of the programme | |||
| G | Diverter triac fault | Check diverter triac (on PCB) and its wiring | ||
| H | Dishwasher not heating | Possible problem with heating element or thermostat, or wiring issue | ||
| K | Faulty thermostat sensor (NTC) | Inspect the NTC and thermostat, and their wiring | ||
| 0 | Pressure sensor fault | Check the pressure sensor and its wiring |
Popular error codes
Bosch dishwasher error code e15 informs the user that the protection from leaks is activated. This means that the washer`s pallet is exposed to water or there is a float sticking. The causes of water leakage can be the following: faulty leakage sensor; there is a blockage of the drain system (filter, hose or sewage); there is a wear of pipes or a bad sealing; there is a flaw of the water sprayer.