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Error I20 Stops machine US market

Frigidaire Dishwasher Error Code I20

I20 on a Frigidaire dishwasher usually means: The unit did not drain completely. On a Frigidaire Dishwasher, code I20 points to the drain pump.

Fix it fast: Manufacturer troubleshooting steps. Full ranked steps below.

Likely part
drain pump
Fault type
drainage
Manufacturer source Updated Oct 17, 2026 View source

How to fix I20 — ranked steps

Try these in order. Stop when the code clears.

  1. 1 Manufacturer troubleshooting steps

    DIY
    • Knockout plug in disposer has been removed.
    • Drain hose is not blocked or obstructed.
    • Drain hose is not Pinched or restricted.
    • Drain hose is at the correct height a min. of 32” from the floor.
    • Filters and sump are clear of any food soils.
    • This can be reset by:
    • Pressing the cancel button
    • Turning power off at the breaker
    • Unplugging the dishwasher for 3 minutes.
    Source

Other Frigidaire Dishwasher codes

I40Degraded

The filter or sump is clogged. On a Frigidaire Dishwasher, code I40 points to the filter and sump.

PFInformational

A power loss occurred. On a Frigidaire Dishwasher, code PF points to the control board.

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