Sub Zero Dishwasher Error E5
⚡ Quick Answer: The Sub Zero Dishwasher E5 error indicates a potential issue with the drain pump, which may also produce unusual noises during operation. If you encou... ✅ DIY Fixable
What Does Error E5 Mean?
The Sub Zero Dishwasher E5 error indicates a potential issue with the drain pump, which may also produce unusual noises during operation. If you encounter this error, it is essential to check for basic issues like ensuring the door is securely closed, cleaning the filters, and verifying that the drain hose is not kinked or blocked.
Possible Causes
- Drain Pump Assembly
- Electrical Connection
- Control Board Issue
How to Fix Error E5
DIY Fix Check Common Dishwasher Drain/Overflow Conditions
- Ensure the dishwasher door is fully closed and latched.
- Inspect and clean the dishwasher’s filters to remove debris.
- Check that the drain hose isn’t kinked or blocked and the sink drain is clear.
- Power‑cycle the dishwasher by turning it off, waiting a few minutes, then turning it back on.
Technician Only Professional Diagnostic for Unrecognized or Persistent E5
- Use diagnostic tools to read the internal fault registers specific to the Sub‑Zero/Cove control board.
- Verify proper function of the drain pump, overflow/flood sensor, and wiring harnesses.
- Check control board for fault codes or communication errors if E5 persists.
Parts needed: Diagnostic interface tool, Drain pump assembly if related, Control board if communication fault found
- If the error code persists after basic user‑level checks.
- If there are signs of water leakage, flooding, or electrical faults.
Next step
Choose the next step for E5
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
Drain Pump
Pumps waste water out of the appliance during the drain cycle.
- Typical part-only price
- $35 - $80
- DIY difficulty
- Easy
- Estimated time
- 15-30 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 components that may be involved
Check these only if your diagnosis points to them.
Main Control Board
The central brain of the appliance that controls all components, cycles, and timings.
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Technical Specifications
| wattage | 50W |
|---|---|
| component | Drain Pump Assembly |
| resistance | 10-15 ohms |
| part_number | Sub Zero 7012280 |
| voltage_rating | 120V AC |
Common Questions
What does E5 error mean on Sub Zero Dishwasher?
E5 error indicates a malfunction in the drain pump, often with unusual operation noises.
Can I fix Sub Zero Dishwasher E5 error myself?
Yes, check the door latch, clean filters, and inspect the drain hose for blockages.
How much does it cost to fix E5 error?
Repair costs vary; service call plus diagnostics is typically required.
When should I call a technician for E5?
Call a technician if the error persists after basic checks or if there are signs of leaks.
Sources & References
Data last verified: 2026-04-23
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