While you wait for answers, we may have found some information which could help you.
Click here for Wash Matter Cyclefault indicated by 4flashing green light?
Whirlpool adps 5540, error code F6 E4?
Whirlpool dishwasher ADP905 stopped part way through a wash cycle ?
how do i fix my whirlpool dishwasher model # DUN55XTSQ3?
keeps beeping?
Whirlpool dishwasher ADP905 stopped part way through a wash cycle ?