Bosch Dishwashers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E01
The dishwasher will not start a cycle and displays E01 shortly after power-on.
Main Control Module Failure
E02
The dishwasher stops shortly after starting and displays E02.
Heating Circuit Control Error
E03
The dishwasher displays E03 and may stop mid-cycle, often during heating or drying.
Temperature Sensor (NTC) Fault
E04
The dishwasher shows E04 and may have poor spray performance or unusual spray patterns.
Water Distribution / Spray Pressure Error
E05
The dishwasher stops filling and displays E05, often shortly after starting.
Water Level / Pressure Switch Fault
E06
The dishwasher will not start and displays E06; the door appears closed but the machine thinks it is open.
Door Lock / Door Latch Sensor Fault
E07
The dishwasher displays E07 and may have poor drying or no heat during the drying phase.
Drying Fan / Zeolite Drying System Fault (where equipped)
E08
The dishwasher shows E08 and the water level appears too low; spray arms may not rotate properly.
Insufficient Water Level / Circulation Error
E09
The dishwasher completes cycles but dishes are cold and wet; E09 is displayed at or near the end of the cycle.
Heating Element Failure (Flow-Through Heater)
E10
Dishwasher displays E10 and may have issues with drying or water intake on models with Zeolith drying.
Zeolith Drying System / Heat Pump Communication Error
E11
Dishwasher displays E11 and may not heat water correctly.
Temperature Sensor (NTC) Circuit Error
E12
Dishwasher displays E12 and may have limescale buildup or poor heating performance.
Limescale / Heater Efficiency Error
E13
Dishwasher displays E13, often associated with excessively hot incoming water.
Inlet Water Temperature Too High
E14
Dishwasher stops filling properly and displays E14; it may fill briefly then drain.
Flow Meter / Water Inlet Measurement Fault
E15
Dishwasher displays E15 and may run the drain pump continuously; it is often accompanied by water in the base pan.
Leak Detected / AquaStop Activation
E16
Dishwasher displays E16 and may overfill or continuously let water in.
Water Inlet Valve Stuck Open
E17
Dishwasher displays E17 and may fill too quickly or detect overfill conditions.
Excessive Water Inlet / High Water Level
E18
Dishwasher displays E18 and does not fill with enough water or stops filling early.
Insufficient Water Inlet
E19
Dishwasher displays E19, often related to the water softener or regeneration system.
Water Softener Regeneration Valve Fault
E20
Dishwasher displays E20 and may not circulate water properly; the pump may also be noisy.
Circulation Pump Fault
E21
Dishwasher displays E21 and may have difficulty draining or circulating water.
Blocked or Overloaded Circulation Pump
E22
Dishwasher displays E22 and water remains in the bottom; filters may be dirty.
Filter / Sump Blockage Detected
E23
Dishwasher displays E23 and will not drain; standing water remains in the tub.
Drain Pump Failure
E24
Dishwasher displays E24 and does not drain properly; it may stop at the start or end of a cycle.
Drain System Blockage / Installation Error
E25
Dishwasher displays E25 and will not drain; it is often accompanied by grinding noises.
Drain Pump Impeller Blocked or Cover Missing
E26
Dishwasher displays E26, often related to the water softener or turbidity sensor.
Water Softener / Turbidity Sensor Fault
E27
Dishwasher displays E27 and may not start or may reset intermittently.
Mains Voltage Too Low
Symptom
Dishes are not getting clean; food remains on plates and glasses after the cycle.
Poor Wash Performance
Symptom
Dishes come out wet; poor drying performance even on heated or Zeolith drying cycles.
Drying System Inefficiency
Symptom
Dishwasher does not power on at all; no lights or display, and no response to buttons.
No Power / Dead Appliance
Symptom
Dishwasher fills with water but does not wash; spray arms do not move, and there is no washing noise.
Circulation Pump Not Running
Symptom
Dishwasher powers on but will not start a cycle; the Start button is unresponsive or the cycle cancels immediately.
User Interface / Door Latch Interlock Issue
Symptom
Rinse aid is not dispensing; dishes have water spots, and the rinse aid level never seems to drop.
Rinse Aid Dispenser Failure
Symptom
Strong, unpleasant odor coming from inside the dishwasher, especially when the door is opened.
Organic Buildup / Biofilm in Sump and Hoses
Symptom
The detergent tablet or powder remains in the dispenser at the end of the cycle.
Detergent Dispenser Not Opening or Blocked
Symptom
The dishwasher does not drain at the end of the cycle; standing water remains in the tub, but no error code is shown.
Partial Drain Blockage
Symptom
The dishwasher door drops open quickly or will not stay in the desired position.
Door Spring / Cable Failure
Symptom
The dishwasher door is hard to close or rubs against adjacent cabinets.
Misalignment / Installation Issue
Symptom
The dishwasher leaks from underneath; water appears on the floor under the unit.
Internal Hose / Sump / Pump Leak
Symptom
The dishwasher leaks water from the bottom front of the door during a cycle.
Door Seal / Bottom Door Gasket Leak
Symptom
The dishwasher makes a high-pitched whining or squealing noise during operation.
Circulation Pump Bearing Wear or Cavitation
Symptom
The dishwasher makes loud grinding or rattling noises during wash or drain.
Foreign Object in Pump or Spray System
Symptom
The dishwasher stops mid-cycle without any error code; lights may remain on, but the cycle does not progress.
Intermittent Control or Sensor Fault
Symptom
The dishwasher vibrates excessively or moves during operation.
Installation / Leveling Issue
Symptom
White film or cloudy residue on dishes and glassware after washing.
Hard Water / Detergent Residue
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
The dishwasher will not start a cycle and displays E01 shortly after power-on.
|
Main Control Module Failure | View Details |
| E02 |
The dishwasher stops shortly after starting and displays E02.
|
Heating Circuit Control Error | View Details |
| E03 |
The dishwasher displays E03 and may stop mid-cycle, often during heating or drying.
|
Temperature Sensor (NTC) Fault | View Details |
| E04 |
The dishwasher shows E04 and may have poor spray performance or unusual spray patterns.
|
Water Distribution / Spray Pressure Error | View Details |
| E05 |
The dishwasher stops filling and displays E05, often shortly after starting.
|
Water Level / Pressure Switch Fault | View Details |
| E06 |
The dishwasher will not start and displays E06; the door appears closed but the machine thinks it is open.
|
Door Lock / Door Latch Sensor Fault | View Details |
| E07 |
The dishwasher displays E07 and may have poor drying or no heat during the drying phase.
|
Drying Fan / Zeolite Drying System Fault (where equipped) | View Details |
| E08 |
The dishwasher shows E08 and the water level appears too low; spray arms may not rotate properly.
|
Insufficient Water Level / Circulation Error | View Details |
| E09 |
The dishwasher completes cycles but dishes are cold and wet; E09 is displayed at or near the end of the cycle.
|
Heating Element Failure (Flow-Through Heater) | View Details |
| E10 |
Dishwasher displays E10 and may have issues with drying or water intake on models with Zeolith drying.
|
Zeolith Drying System / Heat Pump Communication Error | View Details |
| E11 |
Dishwasher displays E11 and may not heat water correctly.
|
Temperature Sensor (NTC) Circuit Error | View Details |
| E12 |
Dishwasher displays E12 and may have limescale buildup or poor heating performance.
|
Limescale / Heater Efficiency Error | View Details |
| E13 |
Dishwasher displays E13, often associated with excessively hot incoming water.
|
Inlet Water Temperature Too High | View Details |
| E14 |
Dishwasher stops filling properly and displays E14; it may fill briefly then drain.
|
Flow Meter / Water Inlet Measurement Fault | View Details |
| E15 |
Dishwasher displays E15 and may run the drain pump continuously; it is often accompanied by water in the base pan.
|
Leak Detected / AquaStop Activation | View Details |
| E16 |
Dishwasher displays E16 and may overfill or continuously let water in.
|
Water Inlet Valve Stuck Open | View Details |
| E17 |
Dishwasher displays E17 and may fill too quickly or detect overfill conditions.
|
Excessive Water Inlet / High Water Level | View Details |
| E18 |
Dishwasher displays E18 and does not fill with enough water or stops filling early.
|
Insufficient Water Inlet | View Details |
| E19 |
Dishwasher displays E19, often related to the water softener or regeneration system.
|
Water Softener Regeneration Valve Fault | View Details |
| E20 |
Dishwasher displays E20 and may not circulate water properly; the pump may also be noisy.
|
Circulation Pump Fault | View Details |
| E21 |
Dishwasher displays E21 and may have difficulty draining or circulating water.
|
Blocked or Overloaded Circulation Pump | View Details |
| E22 |
Dishwasher displays E22 and water remains in the bottom; filters may be dirty.
|
Filter / Sump Blockage Detected | View Details |
| E23 |
Dishwasher displays E23 and will not drain; standing water remains in the tub.
|
Drain Pump Failure | View Details |
| E24 |
Dishwasher displays E24 and does not drain properly; it may stop at the start or end of a cycle.
|
Drain System Blockage / Installation Error | View Details |
| E25 |
Dishwasher displays E25 and will not drain; it is often accompanied by grinding noises.
|
Drain Pump Impeller Blocked or Cover Missing | View Details |
| E26 |
Dishwasher displays E26, often related to the water softener or turbidity sensor.
|
Water Softener / Turbidity Sensor Fault | View Details |
| E27 |
Dishwasher displays E27 and may not start or may reset intermittently.
|
Mains Voltage Too Low | View Details |
| – |
Dishes are not getting clean; food remains on plates and glasses after the cycle.
|
Poor Wash Performance | View Details |
| – |
Dishes come out wet; poor drying performance even on heated or Zeolith drying cycles.
|
Drying System Inefficiency | View Details |
| – |
Dishwasher does not power on at all; no lights or display, and no response to buttons.
|
No Power / Dead Appliance | View Details |
| – |
Dishwasher fills with water but does not wash; spray arms do not move, and there is no washing noise.
|
Circulation Pump Not Running | View Details |
| – |
Dishwasher powers on but will not start a cycle; the Start button is unresponsive or the cycle cancels immediately.
|
User Interface / Door Latch Interlock Issue | View Details |
| – |
Rinse aid is not dispensing; dishes have water spots, and the rinse aid level never seems to drop.
|
Rinse Aid Dispenser Failure | View Details |
| – |
Strong, unpleasant odor coming from inside the dishwasher, especially when the door is opened.
|
Organic Buildup / Biofilm in Sump and Hoses | View Details |
| – |
The detergent tablet or powder remains in the dispenser at the end of the cycle.
|
Detergent Dispenser Not Opening or Blocked | View Details |
| – |
The dishwasher does not drain at the end of the cycle; standing water remains in the tub, but no error code is shown.
|
Partial Drain Blockage | View Details |
| – |
The dishwasher door drops open quickly or will not stay in the desired position.
|
Door Spring / Cable Failure | View Details |
| – |
The dishwasher door is hard to close or rubs against adjacent cabinets.
|
Misalignment / Installation Issue | View Details |
| – |
The dishwasher leaks from underneath; water appears on the floor under the unit.
|
Internal Hose / Sump / Pump Leak | View Details |
| – |
The dishwasher leaks water from the bottom front of the door during a cycle.
|
Door Seal / Bottom Door Gasket Leak | View Details |
| – |
The dishwasher makes a high-pitched whining or squealing noise during operation.
|
Circulation Pump Bearing Wear or Cavitation | View Details |
| – |
The dishwasher makes loud grinding or rattling noises during wash or drain.
|
Foreign Object in Pump or Spray System | View Details |
| – |
The dishwasher stops mid-cycle without any error code; lights may remain on, but the cycle does not progress.
|
Intermittent Control or Sensor Fault | View Details |
| – |
The dishwasher vibrates excessively or moves during operation.
|
Installation / Leveling Issue | View Details |
| – |
White film or cloudy residue on dishes and glassware after washing.
|
Hard Water / Detergent Residue | View Details |
No matching codes found
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