Sub Zero Dishwasher Error E2

⚡ Quick Answer: The Sub Zero Dishwasher E2 error indicates a potential malfunction in the drain pump, often leading to unusual noises during the wash cycle. Users may... ✅ DIY Fixable

What Does Error E2 Mean?

The Sub Zero Dishwasher E2 error indicates a potential malfunction in the drain pump, often leading to unusual noises during the wash cycle. Users may notice that the dishwasher stops mid-cycle, or water remains standing in the bottom, suggesting drainage issues. To troubleshoot, check the drain filter and sump area for debris, inspect the drain hose for blockages, and ensure the water supply is turned on with adequate pressure.

Common Symptoms:

  • Dishwasher stops mid‑cycle and displays E2
  • Standing water or incomplete wash cycle (based on generic dishwasher pattern)

Possible Causes

  • Drain Pump
  • Clogged Drain Filter
  • Faulty Wiring

How to Fix Error E2

DIY Fix Basic checks for generic dishwasher E2 patterns

  1. Check that the dishwasher’s drain filter and sump area are free of debris.
  2. Inspect and clear any blockages in the drain hose if accessible.
  3. Verify that water supply is turned on and water pressure is adequate.

Technician Only Technician diagnostic for Sub‑Zero dishwasher

  1. Retrieve the exact model number to confirm whether the displayed code corresponds to a diagnostic mode.
  2. Use manufacturer service mode (if available) to read stored diagnostic codes.
  3. Inspect drain pump, pressure sensor, and control board for faults if water remains after drain attempts.

Parts needed: Drain pump, Pressure sensor, Control board

🛑 When to Call a Pro:
  • If the error persists after basic user troubleshooting and the unit is still under warranty.
  • If you observe water leakage, electrical odor, or repeated failure to start/complete cycles.

Technical Specifications

wattage 60W
component Drain Pump
resistance 10-20 ohms
part_number Sub Zero 7012320
voltage_rating 120V AC

Common Questions

What does E2 error mean on Sub Zero Dishwasher?

E2 error indicates a potential drain pump malfunction, often causing the dishwasher to stop mid-cycle.

Can I fix Sub Zero Dishwasher E2 error myself?

Yes, you can check for debris in the drain filter, inspect the drain hose for blockages, and ensure proper water supply.

How much does it cost to fix E2 error?

Repair costs typically range from $150 to $500, depending on the specific parts and labor required.

When should I call a technician for E2?

Call a technician if the error persists after DIY checks, or if you notice water leakage or electrical odors.

Sources & References

Data last verified: 2026-04-23

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