This is the metal cylinder on top of your sink.
Frigidaire gallery dishwasher code uo.
Frigidaire dishwasher displaying code i30 water leak or overflow in bottom drain pan.
Frigidaire dishwasher displaying code i40 clogged filters or drain line plugs or pinches.
If it isn t or you no longer have the cap proceed to the next step.
You will gain access to the rubber valve which is opened closed with a small solenoid.
Remove the two small screws to remove the cover.
Check to be sure drain line is not clogged.
Then the dishwasher goes silent for 3 minutes and then the water drains out.
The draining and filling works.
Unscrew the fixing ring.
Turn over the vent and fan assembly.
A large list of frigidaire error codes with full decoding of values and ways of eliminating faulty parts arising during the operation of the dishwasher.
Check for water leaks check hoses and pump.