Liebherr Dishwasher Error E2

⚡ Quick Answer: The Liebherr dishwasher E2 error indicates a potential issue with the drain pump, resulting in the dishwasher failing to drain water properly, often a... ✅ DIY Fixable

What Does Error E2 Mean?

The Liebherr dishwasher E2 error indicates a potential issue with the drain pump, resulting in the dishwasher failing to drain water properly, often accompanied by unusual sounds during operation. This may cause the cycle to halt or prevent it from starting altogether, with possible standing water remaining at the bottom of the tub. It's essential to address this issue promptly to ensure proper functioning.

Common Symptoms:

  • Dishwasher cycle halts or won’t start when E2 is displayed (generic dishwasher sources).
  • Possible standing water at bottom of tub (reported in generic dishwasher guides for E2).

Possible Causes

  • Drain pump blockage
  • Faulty drain pump
  • Clogged drain hose

How to Fix Error E2

DIY Fix Check basic dishwasher functions

  1. Power off the dishwasher and disconnect it from mains power.
  2. Check if there is standing water at the bottom of the dishwasher and remove debris from filters.
  3. Ensure drain hose is not kinked or blocked and that water can flow freely.
  4. If applicable, run a short rinse to see if error persists.

Technician Only Inspect internal sensors and drainage components

  1. Inspect drain pump, drain hose, and connections for clogs or mechanical failure.
  2. Check temperature sensor or thermistor for proper resistance and connections.
  3. Verify heating element integrity and wiring if temperature-related error suspected.
  4. Use service documentation for your specific Liebherr dishwasher model to check error code mapping.

Parts needed: drain pump, drain hose, temperature sensor/thermistor, heating element

🛑 When to Call a Pro:
  • If the dishwasher continues to show E2 after basic checks and resets.
  • If there are signs of internal leaks or electrical faults.
  • If diagnostic steps require disassembly beyond user‐accessible components.

Technical Specifications

wattage 30W
component Drain Pump
resistance 10-20 ohms
part_number Liebherr 7420735
voltage_rating 230V AC

Common Questions

What does E2 error mean on Liebherr dishwasher?

The E2 error indicates a problem with the drain pump, causing the dishwasher to fail to drain water.

Can I fix Liebherr dishwasher E2 error myself?

Yes, you can check for standing water, clean filters, and ensure the drain hose is not blocked.

How much does it cost to fix E2 error?

The estimated repair cost for the E2 error ranges from 50 to 300 USD, depending on parts and labor.

When should I call a technician for E2?

Call a technician if the E2 error persists after your checks, or if you notice leaks or electrical issues.

Data last verified: 2026-04-23

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