Hoonved Dishwashers Error Codes

E1

Cycle will not start; display shows E1 shortly after pressing START on a Hoonved commercial dishwasher.

Water Inlet Timeout / No Fill

E10

E10 appears; detergent is not being dosed correctly or at all, and glasses/plates come out dirty or with heavy residue.

Detergent Dosing System Fault

E11

E11 error; rinse aid is not being dispensed and glasses may show spotting or poor drying.

Rinse Aid Dosing System Fault

E12

E12 displayed; wash pump does not start, or stops shortly after starting, leaving dishes unwashed.

Wash Pump Motor Fault

E13

E13 appears; door cannot be locked or the cycle will not start even though the door is closed.

Door Safety Switch / Door Microswitch Fault

E14

E14 error; machine may stop unexpectedly during operation, sometimes when opening/closing the door.

Door Interlock / Safety Circuit Error

E15

E15 displayed; machine may not start and may show signs of previous overheating.

Overtemperature / Safety Thermostat Tripped

E16

E16 error; machine may not accept new programs or may lose settings after power off.

Configuration / EEPROM Memory Error

E17

E17 displayed; machine may not detect water hardness or may dose detergent incorrectly on models with automatic hardness control.

Water Hardness Sensor / Conductivity Sensor Fault

E18

E18 error; machine may not regenerate the built-in water softener correctly, leading to limescale issues.

Water Softener Regeneration Fault

E19

E19 displayed; machine may show abnormal current draw or trip breakers when starting pumps or heaters.

Overcurrent / Motor or Heater Overload

E2

Dishwasher stops during cycle with E2 on display; machine may have water inside but does not proceed to wash or rinse.

Drain Timeout / No Drain

E20

E20 error; machine may not respond to keypad presses or may behave erratically when buttons are pressed.

User Interface / Keypad Fault

E3

Machine fills but does not heat; E3 appears on the display and the cycle time extends indefinitely.

Heating Timeout / No Temperature Rise

E4

Display shows E4 and the dishwasher stops; often occurs during filling or early in the cycle, sometimes accompanied by water in the base tray.

Anti-Flood / Overflow Protection Activated

E5

E5 appears on the display; machine may stop during rinse or final phase, often with insufficient rinse temperature.

Boiler Heating Fault / Rinse Temperature Not Reached

E6

E6 error displayed; machine may not start or may stop shortly after starting, sometimes with incorrect temperature readings.

Temperature Probe (NTC) Fault

E7

E7 appears and the dishwasher may not complete the rinse; boiler temperature reading may be unrealistic (very high or very low).

Boiler Temperature Probe Fault

E8

E8 error; machine may not fill correctly or may overfill, sometimes accompanied by unusual water levels in the tank.

Water Level Sensor / Pressure Switch Fault

E9

E9 displayed; machine may stop mid-cycle, sometimes after a power fluctuation or wiring issue.

Communication / Control Board Fault

Symptom

Built-in water softener does not seem to work; heavy limescale on heating elements and inside tank.

Water Softener Ineffective

Symptom

Cycle times are much longer than normal; machine seems to wait a long time before progressing.

Extended Cycle / Heating or Fill Delay

Symptom

Dishes come out cold and wet; poor drying and sanitizing performance, even though cycles complete.

Insufficient Heating / Low Tank or Boiler Temperature

Symptom

Dishes remain dirty or greasy after a full cycle; food residues are still present.

Poor Washing Performance

Symptom

Dishwasher does not power on at all; no lights on the Hoonved control panel and no response to buttons.

No Power / Main Supply or On-Off Switch Failure

Symptom

Dishwasher leaks water onto the floor during or after a cycle.

External Water Leak

Symptom

Dishwasher powers on but will not start a cycle; pressing START does nothing and no error code is shown.

Start Inhibit / Door or Program Selection Issue

Symptom

Dishwasher trips the RCD (residual current device) or GFCI when heating or washing.

Earth Leakage / Insulation Fault

Symptom

Door or hood is difficult to close or does not stay closed during operation.

Door/Hood Mechanical Misalignment

Symptom

Glasses and dishes are cloudy, with white film or spots after washing.

Poor Rinsing / Detergent and Rinse Aid Imbalance

Symptom

High-pitched squealing or whining noise during wash or drain phases.

Pump Bearing Wear / Cavitation

Symptom

Hoonved dishwasher fills with water but does not wash; no spray from wash arms and dishes remain dirty.

Wash Pump Not Running / Hydraulic Circuit Blocked

Symptom

Hoonved dishwasher makes loud grinding or rattling noises during wash.

Mechanical Noise / Pump or Spray Arm Interference

Symptom

Machine continuously fills and drains, never reaching the wash phase.

Fill-Drain Loop / Level Detection Error

Symptom

Machine overfills and water level is visibly above normal, sometimes spilling into the base.

Overfilling / Level Control Failure

Symptom

Rinse water pressure at the spray arms is low; final rinse is weak.

Low Rinse Pressure

Symptom

Steam and moisture escaping excessively from around the door or hood during operation.

Steam Leakage / Door Seal or Venting Issue

Symptom

Strong bad smell from inside the Hoonved dishwasher, especially when opening the door after it has been idle.

Odor / Bacterial Growth and Residue

Symptom

Upper rack items are not getting clean while lower rack items are washed correctly.

Upper Wash Circuit Failure

Symptom

Visible rust spots or corrosion inside the stainless-steel tank or on baskets.

Corrosion / Chemical Attack

Symptom

Water leaking from the bottom front of the door during wash, especially when spray pressure is high.

Door Seal / Door Alignment Leak

Symptom

Water remains in the bottom of the Hoonved dishwasher after the cycle; machine appears to complete but does not drain fully.

Poor Draining / Partial Drain