Sharp Error Code E20 — Error Code E20

Service Guy AI • Washer • Medium severity • Intermediate skill • ~30 min repair

Quick fix: Check and clear any blockages in the drain pump.

What Does Sharp Error Code E20 Mean?

Sharp washer: Error Code E20

This is a medium-severity fault. The machine may complete the current cycle but is signalling a problem you should resolve before it escalates.

Possible Causes (5)

Sharp engineers identify the following root causes for fault code E20. Work through them in the order shown — they are listed from most common to least common.

  1. Faulty pressure switch
  2. Clogged drain pump
  3. Door interlock malfunction
  4. Control board issue
  5. Water supply problem

Step-by-Step Troubleshooting (6 steps)

Follow this sequence to diagnose and clear Sharp error code E20. Power down and unplug the machine before any internal inspection.

  1. Disconnect power before servicing.
  2. Check the pressure switch for proper operation.
  3. Inspect the drain pump for blockages or damage.
  4. Test the door interlock for continuity.
  5. Examine the control board for any visible signs of damage.
  6. Ensure that the water supply is turned on and functioning.

Required Parts

Have these Sharp OEM part numbers ready before starting the repair. AAdvantage Laundry Systems carries verified parts for every code in this database.

  • Pressure switch
  • Drain pump
  • Door interlock
  • Control board

Diagnostic Test Mode

Enter Sharp diagnostic test mode: Press and hold the Start and Pause buttons simultaneously for 5 seconds.

Skill Level & Repair Time

This repair is appropriate for an experienced laundromat owner or in-house technician. You should be comfortable removing service panels, reading wiring diagrams, and using a multimeter to test continuity and voltage. Plan for approximately 30 minutes of active repair time once parts are on hand.

Get AI-Powered Diagnosis

If the steps above don't resolve Sharp E20, run a free Service Guy AI diagnosis. Upload a photo of the error display and get an AI-generated repair plan tied to your exact Sharp model number, including supplier links for required parts and on-call technician escalation.

Other Sharp Error Codes

E3 — Error Code E3E8 — Error Code E8E6 — Error Code E6E18 — Error Code E18E12 — Error Code E12E5 — Error Code E5E13 — Error Code E13E19 — Error Code E19
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By — Founder, WashBizHub. Third-generation laundromat operator. Reviewed by the WashBizHub editorial team.

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