Washing Machine Fault Codes
Error Codes for Bosch SMS/SH Series and Exxcel/Logixx Dishwashers
Fault Codes E01, E02, E03, E04, E05
Cause: 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
Fault Code E06
Cause: Door mechanism problem
Action: 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
Fault Code E07
Cause: Dishes not drying due to faulty fan
Why is My Dishwasher Not Drying the Dishes?
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Fault Code E08
Cause: Water is not filling above level of heating element
Action: Most likely a problem with the heating element, or filling issue
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Fault Code E09
Cause: Water heating problem Most likely related to heating element
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Fault Code E10
Cause: Heating element problem
Action: Check for blockages/build-up/limescale that could be stopping water from interacting with the element properly
Fault Code E11
Cause: Thermostat or temperature sensor faulty
Action: Replace faulty part if necessary
Fault Code E13
Symptom: Water temperature exceeding 75C
Action: Have you connected your dishwasher to a hot water supply? If so switch to cold
Fault Code E14
Cause: Reed switch flow sensor fault
Action: Check contacts on the reed switch connection are clean
Fault Code E15
Symptom: Water leaking through to dishwasher base
Action: Empty the base of water If error occurs again then your dishwasher has a leak
Fault Code E16
Cause: Water inlet valve fault
Action: Check inlet valve and water supply
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Fault Code E17
Symptom: Water level too high (overfill)
Cause: Possible flow sensor fault, or drainage problem
Fault Code E18
Symptom: Water level too low (underfill)
Cause: Can be due to a problematic water valve
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Fault Code E20
Symptom: Electrical short or break
Cause: Short or break causing incorrect resistance in winding of the circulation pump or the motor
Fault Code E21
Symptom: Circulating pump blocked
Cause: A blockage between the motor or the pump resulting in insufficient water flow
Fault Code E23
Cause: As error code E20, but this time the electrical problem is with the drain pump
Action: Replace drain pump if necessary
Fault Code E24
Symptom: Dishwasher not draining properly
Cause: Drain filters blocked
Action: Clean the filters
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Fault Code E25
Symptom: Dishwasher not draining properly
Cause: Possibly blocked filters, as above Otherwise this fault code could indicate a blocked drain pump
Fault Code E26
Cause: Water switch/regulator problem
Action: Check water switch and replace if required
Fault Code E28
Cause: Fault detected with turbidity sensor
Symptom: Dishes not getting clean Dirty water in the tub
Alternative error codes for Bosch dishwashers:
If your Bosch dishwasher displays fault codes in a different format than E00 (such as on models with a full LCD display) then you might be shown the following fault codes instead
Fault code A or B
Cause: Fault with the water sensor
Action: Inspect dishwasher for evidence of leaks Ascertain whether anti-flood protection has been activated
Fault Code C
Cause: Motor tacho fault
Action: Check motor and motor tacho wiring for problems
Fault Code D
Cause: Wiring/electrical fault related to motor triac
Action: Check wiring on/to PCB and motor Check the triac (on the PCB)
Fault Code E
Cause: Diverter valve fault
What is the diverter valve?: The diverter valve is used to send water to only the top or bottom rack when the half load option has been selected
Action: Inspect diverter valve and its wiring for problems
Fault Code F
Cause: Fill timeout The required water level is not sufficient within six minutes of the start of the programme
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Fault Code G
Cause: Diverter triac fault
Action: Check diverter triac (on PCB) and its wiring
Fault Code H
Symptom: Dishwasher not heating
Cause: Possible problem with heating element or thermostat, or wiring issue
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Fault Code K
Cause: Faulty thermostat sensor (NTC)
Action: Inspect the NTC and thermostat, and their wiring
Fault Code 0
Cause: Pressure sensor fault
Action: Check the pressure sensor and its wiring