# Frigidaire dishwashers error codes | Costolio

URL: https://costolio.com/home/appliances/frigidaire/frigidaire-dishwashers/
Updated: 2026-11-02

# Frigidaire dishwashers error codes

4 dishwasher error codes for Frigidaire dishwashers, what each one means and what to try, paraphrased from Frigidaire's own source. Codes vary by model, so confirm in your own manual.

## All codes

- [CL / Cd](https://costolio.com#cl-cd) The door is open.
- [i20](https://costolio.com#i20) The dishwasher did not drain.
- [i40](https://costolio.com#i40) Clogged filter or sump.
- [PF](https://costolio.com#pf) There was a loss of power.

## CL / Cd

What it means: The door is open. You can usually fix this yourself.

### What to try

- Close and latch the door.

## i20

What it means: The dishwasher did not drain. You can usually fix this yourself.

### What to try

- If it drains into a disposer, make sure the knockout plug was removed.
- The drain hose must not be blocked or pinched and must be at least 32" above the floor; clear food soils from the filters and sump.
- Reset with Cancel, or turn off the breaker or unplug for 3 minutes.

## i40

What it means: Clogged filter or sump. You can usually fix this yourself.

### What to try

- Clean the filters and sump.

## PF

What it means: There was a loss of power. You can usually fix this yourself.

### What to try

- Press START/CANCEL.

### Source

- [Dishwasher error code guide (Frigidaire owner support)](https://owner.frigidaire.com/support-articles/article/1829620-dishwasher-error-code-guide) (checked 2026-11-02)

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