Hey there! Today’s blog is all about Haier HDW Series dishwasher error codes. We’ll dive into what they mean, why they pop up, and guide you through the troubleshooting process. If you’ve ever wondered about those mysterious error codes on your dishwasher, stick around.
Let’s uncover the secrets and learn how to fix Haier HDW Series dishwasher error codes together!
Haier HDW Series Dishwasher Error Codes
Remember to always unplug the dishwasher and exercise caution when attempting any repairs.
E10: Water inlet valve error. (Same as A10 error code)
Related error codes:
- E11: Water tap closed; this error occurs during the first filling.
- E12: Water tap closed; this error occurs during re-fill.
Causes:
- The water tap is closed.
- The water pressure is too low.
- The filter in the water inlet hose is clogged or kinked.
Solutions:
- Open the water tap.
- Try to increase the water pressure.
- Clean the water tap.
- Clean the inlet valve filter screen.
- Make sure that the water hose is positioned in its place.
- Check the resistance of the water inlet valve.
| Electric part name | Ohmic value |
|---|---|
| Water inlet valve | 3.2 ~ 4 kΩ |
- Check the main PCB.
E20: drainage error (Same as A20 error code)
Draining water alarm: The dishwasher does not drain sufficiently.
Causes:
- Faulty wire harness.
- The drain pump is clogged.
- The drain hose is blocked.
- The drain pump failed.
- The turbidity sensor failed.
- The main board failed.
Solutions:
- Repair and/or replace the drain pump wire harness connector.
- Clean and/or replace the drain pump filter.
- Check the drain pump and replace it if necessary.
| Electric part name | Ohmic value |
|---|---|
| Drain pump | 160 ~ 195 Ω |
- Clean the turbidity sensor and replace it if necessary.
- Check the main PCB and replace it if necessary.
E30: Overflow error (Same as F30 error code)
Solutions:
- Check the wire harness connector.
- Find where the leakage is:
- Verify the component causing the leak and replace it.
- Check the function of the inlet valve.
- Check the overflow protection mechanism (the anti-flood overflow float switch) and replace it if necessary.
- Check the overflow switch and replace it if necessary.
- Replace the mainboard.
E40: Flowmeter sensor error (Same as F40 error code)
Related error codes:
- E41: Detection of flow meter signal after water load
- E42: Flow rate is too high.
Causes:
- Damaged wire harness.
- Water inlet valve failure.
- Faulty air gaps were integrated.
- Faulty reed-switch.
- The main board failed.
Solutions:
- Check the wire harness connector.
- Verify the functionality of the water inlet valve.
- Check the turbine of the flowmeter and replace it if necessary.
- Check the reed switch and replace it if necessary.
- Check the main board.
E50: Communication error (Same as F50 error code)
Related error codes:
- E51: Communication failure between the main PCB and BLDC motor
- E52: Communication failure between the main PCB and user interface board
Causes:
- Damaged wire harness.
- The door harness failed.
- Faulty user interface board
- Faulty BLDC wash motor board
- The main board failed.
Solutions:
- Repair and/or replace the wire harness connector.
- Replace the door harness.
- Check the UI board and replace it if necessary.
- Check the BLDC wash pump board and replace it if necessary.
- Replace the main board.
E60: Heater element error (Same as F60 error code)
Heating temperature increases.
Causes:
- Faulty harness on the heater.
- Faulty overheat protection (high-limit self-reset and/or non-reset)
- Faulty heater element
- Faulty motor.
- Blocked rotor.
- Faulty main PCB
Solutions:
- Repair the heater element harness and replace it if necessary.
- Check the heater element resistance.
| Electric part name | Ohmic value |
|---|---|
| Heater assembly | 30 Ω |
- Check the overheat protection:
| Electric part name | Temperature | Ohmic value |
|---|---|---|
| High-limit (self-reset) | [-∞°C to 100°C] | 0.1 ~ 1 Ω |
| High-limit (self-reset) | [101℃ to +∞°C] | ∞ Ω / OL |
| High-limit (non-reset) | [-∞°C to 205°C] | 0.1 ~ 1 Ω |
| High-limit (non-reset) | [206℃ to +∞°C] | ∞ Ω / OL |
- Check the BLDC rotor magnet and/or winding resistance.
| Electric part name | Ohmic value |
|---|---|
| BLDC wash motor (between: UV = UW =VW) | ~ 51 Ω |
- Check the main board.
E70: NTC thermistor error (Same as F70 error code)
Causes:
- Faulty wire harness connector
- Faulty thermistor (turbidity sensor)
- Faulty The main board
Solutions:
- Repair the wire harness connector and replace it if necessary.
- Check the thermistor (turbidity sensor) resistance:
| Electric part name | Temperature | Ohmic value |
|---|---|---|
| NTC thermistor (Turbidity sensor) | 100℃ | 635 Ω |
| NTC thermistor (Turbidity sensor) | 25℃ | 10000 Ω |
- Check the main board.
E80: Turbidity Sensor Error (Same as F80 error code)
Related error codes:
- E81: Turbidity Sensor Calibration out of Range.
- E82: Turbidity Sensor Calibration without a Stable Signal
Causes:
- Damaged wire harness connector.
- The turbidity sensor is dirty.
- Faulty turbidity sensor
Solutions:
- Repair the wire harness connector and replace it if necessary.
- Clean the turbidity sensor and replace it if necessary.
- Check the main board.
EA0: voltage frequency error (Same as FA0 error code)
Frequency synchronization consistency check
Causes:
- The frequency of the input power is incorrect.
- Faulty main PCB
Solutions:
- Check the frequency of the input power.
- Replace the main PCB.
EE0: diverter error (Same as FE0 error code)
The position for the upper or lower spray arm cannot be reached within 30 seconds after the start of the diverter motor; the heating phases will be skipped and the cold wash will be executed; and the EE0 alarm will be saved in the EEPROM.
Causes:
- Faulty harness connector.
- Faulty diverter micro-motor
- Faulty diverter micro-switch
- Faulty main PCB
Solutions:
- Repair the wire harness connector and replace it if necessary.
- Check the diverter micro-motor resistance
| Electric part name | Ohmic value |
|---|---|
| Diverter micro-motor | 9 KΩ |
- Check the diverter micro-switch:
| Electric part name | Placement | Ohmic value |
|---|---|---|
| diverter micro-switch | IN | 0.1 ~ 1 Ω |
| diverter micro-switch | OUT | ∞ Ω / OL |
- Check the main PCB.
Lock icon light up: Child lock notification.
To deactivate the child lock function, press and hold the “lock icon” button for 3 seconds or until the lock icon LED turns off. The child lock settings differ from one dishwasher to another, which is why you should always verify the user manual.
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