Haier Dishwasher Error E30
⚡ Quick Answer: The Haier dishwasher E30 error code indicates a malfunction in the anti-flood system, often caused by water detected in the base of the unit. This can... ✅ DIY Fixable
What Does Error E30 Mean?
The Haier dishwasher E30 error code indicates a malfunction in the anti-flood system, often caused by water detected in the base of the unit. This can trigger unusual noises and result in the dishwasher stopping mid-cycle. Common causes include an actual water leak, a faulty float switch, or a continuously open water inlet valve. Addressing this issue promptly is essential to prevent further damage.
Common Symptoms:
- Dishwasher stops mid‑cycle
- Water detected in base / anti‑flood float triggered
- Error displayed shortly after starting or during fill/drain
Possible Causes
- Actual water leak into base pan or internal tray (medium)
- Faulty float/anti‑flood switch (medium)
- Continuous water inlet (inlet valve not closing) (medium)
How to Fix Error E30
DIY Fix Check for visible leaks and clear water
- Turn off and unplug the dishwasher from the mains.
- Remove the kickplate and inspect the base tray for water.
- If water is present, use towels/sponge to absorb standing water.
- Visually inspect hoses, connections, and pump area for obvious leaks.
Technician Only Inspect and repair internal leak/flood system components
- Remove lower access panels and inspect the anti‑flood float switch or MIPS assembly.
- Test the float switch for proper operation and continuity.
- Inspect inlet valve operation; verify it closes properly when machine is off.
- Check all hoses, clamps, seals, and pump seals for leaks; replace faulty components.
- Test the main control board inputs if false triggers persist after mechanical fixes.
Parts needed: Anti‑flood/float switch, Water inlet valve, Hoses and clamps, Pump seal/gasket, Control board (if necessary)
- If water levels in base cannot be cleared safely
- If you cannot locate the source of leak or suspect internal component failure
- If error persists after basic checks
Next step
Choose the next step for E30
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Float Switch
Detects the maximum water level to prevent overflow and potential flooding.
- Typical part-only price
- $15 - $40
- DIY difficulty
- Easy
- Estimated time
- 10-20 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Water Inlet Valve
Controls the flow of hot and cold water into the appliance.
Main Control Board
The central brain of the appliance that controls all components, cycles, and timings.
Model-compatible Dishwasher parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
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Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Dishwasher Cleaner and Descaler
Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.
Braided Dishwasher Inlet Hose
For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| wattage | 50W |
|---|---|
| component | Drain Pump Assembly |
| resistance | 10-20 ohms |
| part_number | Haier 006051 |
| voltage_rating | 120V AC |
Common Questions
What does E30 error mean on haier dishwasher?
The E30 error indicates a flood detection issue, signaling excess water or a leak detected in the base of the dishwasher.
Can I fix haier dishwasher E30 error myself?
Yes, check for visible leaks, drain water from the base, and inspect the float switch.
How much does it cost to fix E30 error?
Repair costs range from $50 to over $300, depending on parts and labor required.
When should I call a technician for E30?
Call a technician if you cannot clear water from the base, locate the leak, or if the error persists after basic checks.
Sources & References
- Haier Dishwasher Fault Codes (official)
Data last verified: 2026-07-25
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