Home / Error codes / Dishwasher / UO
Frigidaire dishwasher error UO
Vent open. The drying vent did not close.
Minor · you can check this yourself
UO
Meaning: Vent open
What causes UO
The drying vent did not close.
What to do
Switch off at the breaker for 5 minutes. If it returns, the vent assembly needs replacing.
Can I fix it myself?
Often, yes. Try the check below first — it costs nothing and frequently clears the code.
If the code comes back
Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the dishwasher for a flat $89 and gives you an exact quote before doing any work.
Same dishwasher