Comenda

Comenda Dishwashers Error Codes

Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.

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E1
Dishwasher does not fill with water; cycle starts then quickly stops with E1 on the display.
Water Inlet Timeout / No Fill
E10
Rinse water pressure or flow error; machine may not complete final rinse and shows E10.
Insufficient Rinse Water Pressure / Flow
E11
Detergent dosing error; machine reports E11 and dishes are either not clean or show excessive foam.
Detergent Dosing System Fault
E12
Rinse aid dosing error; streaks or spots on glasses and E12 displayed on some models.
Rinse Aid Dosing System Fault
E13
Tank temperature sensor error; display may show unrealistic temperature and E13.
Tank NTC / Temperature Probe Fault
E14
Boiler temperature sensor error; boiler temperature reading is unstable or E14 displayed.
Boiler NTC / Temperature Probe Fault
E15
Leak detection error; machine stops and may run drain pump continuously with E15 or leak symbol.
Base Tray Leak / Anti-Flood Activation
E16
Excessive foam detected; machine may stop or extend rinses and show E16.
Foaming / Detergent Overdose Detection
E17
Excessive tank temperature; machine may stop heating and show E17.
Tank Overtemperature / Thermostat Fault
E18
Boiler overtemperature; machine locks out heating and displays E18.
Boiler Overtemperature / Safety Trip
E19
Softener regeneration error on models with built-in water softener; E19 displayed.
Water Softener Regeneration Fault
E2
Dishwasher fails to drain; water remains in the tank or sump and E2 is displayed.
Drain Timeout / No Drain
E20
General communication or configuration error; E20 displayed and machine may not start.
Configuration / Parameter or CAN-Bus Fault (on multi-module systems)
E3
Dishwasher fills but water does not heat; cycles run cold and E3 appears on the display.
Heating Circuit Failure
E4
Dishwasher overfills or shows water level error; may attempt to drain continuously with E4 on display.
Overfill / Water Level Sensor Fault
E5
Rinse boiler does not reach temperature; machine may not allow final rinse and displays E5.
Booster / Rinse Boiler Heating Failure
E6
Dishwasher stops mid-cycle with E6; circulation pump does not run or stops shortly after starting.
Wash Circulation Pump Failure
E7
Final rinse does not activate properly; no rinse spray or very weak spray with E7 displayed.
Rinse Pump / Rinse Solenoid Failure
E8
Door or hood cannot be closed or cycle will not start; E8 or door symbol appears.
Door Interlock / Safety Switch Fault
E9
Control panel unresponsive or random lights; E9 or communication error shown on some models.
Control Board / User Interface Communication Fault
Symptom
Cycle times are much longer than normal; machine seems to run indefinitely.
Extended Cycle / Heating or Fill Inefficiency
Symptom
Detergent tablet or powder not fully dissolving during cycle (on models using internal dispenser).
Detergent Dispenser Malfunction
Symptom
Dishes are not coming out clean; food residues remain after the wash cycle.
Poor Wash Performance / Insufficient Spray
Symptom
Dishwasher is very noisy during wash; grinding or rattling sounds from inside.
Foreign Object in Pump or Spray System
Symptom
Dishwasher leaks water from under the door during wash cycles.
Door Gasket / Seal Failure
Symptom
Dishwasher powers on but will not start a cycle; start button unresponsive.
Start Circuit / User Interface Fault
Symptom
Dishwasher vibrates excessively or moves during operation.
Excessive Vibration / Poor Installation
Symptom
Dishwasher will not start; no lights or display when power button is pressed.
No Power / Dead Appliance
Symptom
Door drops down quickly or does not stay in intermediate positions.
Door Spring / Hinge Counterbalance Failure
Symptom
Door is difficult to close or requires excessive force.
Door Alignment / Latch Binding
Symptom
Glasses and dishes come out with white spots or cloudy film.
Limescale Deposits / Rinse Quality Issue
Symptom
Machine trips the circuit breaker during operation.
Electrical Short or Earth Leakage
Symptom
Rinse arms do not spin freely; dishes on upper racks remain dirty.
Rinse Arm Obstruction / Bearing Wear
Symptom
Rinse water is cold; dishes are not sanitized properly though no specific error code is shown.
Boiler Underheating Without Alarm
Symptom
Steam or hot moisture escaping from around the door or control panel.
Steam Leakage / Venting Issue
Symptom
Strong bad smell from inside the dishwasher, especially when opening the door after idle periods.
Bacterial Growth / Stagnant Water Odor
Symptom
Visible rust or corrosion inside the tank or on racks.
Corrosion / Material Degradation
Symptom
Water leaking from the rear or sides of the Comenda dishwasher onto the floor.
Internal Hose or Component Leak
Symptom
Water remains in the tank overnight even after end of service; machine does not fully drain.
Incomplete Drain / Residual Water
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