Sub Zero Dishwasher Error E3

⚡ Quick Answer: The Sub Zero Dishwasher E3 error indicates a potential malfunction in the drain pump, often resulting in unusual noises during operation and improper ... ✅ DIY Fixable

What Does Error E3 Mean?

The Sub Zero Dishwasher E3 error indicates a potential malfunction in the drain pump, often resulting in unusual noises during operation and improper water drainage. This issue may also suggest temperature sensing or heating problems, leading to cycles that fail to complete. Proper diagnosis and resolution are crucial for restoring normal operation.

Common Symptoms:

  • Dishwasher displays E3 error during or before cycle completion (general dishwasher reports)
  • Water not warming or cycle failing due to perceived temperature fault (community/general sources)

Possible Causes

  • Drain Pump
  • Blocked Drain Hose
  • Control Board Issue

How to Fix Error E3

DIY Fix Basic checks for generic dishwasher E3‑like behaviors

  1. Ensure dishwasher door is fully closed and latched correctly.
  2. Verify water supply is turned on and that inlet hoses are not kinked.
  3. Restart the dishwasher by powering it off and on.
  4. Consult your specific Sub‑Zero dishwasher owner’s manual for any built‑in diagnostics or error definition.

Technician Only Professional diagnostic for E3 on Sub‑Zero dishwasher

  1. Use a service diagnostic tool or access built‑in diagnostic mode to read logged fault codes.
  2. Check temperature sensor and heating element circuits for continuity and correct readings if these components apply to your model.
  3. Inspect water inlet valve, flow sensors, and control board connections related to heating and water sensing systems.

Parts needed: temperature sensor, heating element, water inlet valve, control board

🛑 When to Call a Pro:
  • If the error persists after basic checks
  • If the dishwasher fails to complete cycles or shows additional signs of electrical or heating malfunction

Technical Specifications

wattage 60W
component Drain Pump
resistance 10-20 ohms
part_number Sub Zero 7012330
voltage_rating 120V AC

Common Questions

What does E3 error mean on Sub Zero Dishwasher?

E3 error indicates a drain pump malfunction, often causing unusual noises and improper water drainage.

Can I fix Sub Zero Dishwasher E3 error myself?

Yes, check the door latch, ensure water supply is on, and restart the dishwasher.

How much does it cost to fix E3 error?

Repair costs vary based on components such as the temperature sensor or control board.

When should I call a technician for E3?

Call a technician if the error persists after basic checks or if there are additional heating or electrical issues.

Sources & References

Data last verified: 2026-04-23

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