We may have found other answers which could help you.
Click here for Error Fisher WaterU3 error in Fisher & Paykel DD601v2?
Fisher & Paykel Single Drawer Dishwasher Won't Drain?
Fisher and paykel DW820 beeps after rinse cycle?
My fisher and Paykel dishwasher DW820 is not fully drained ?
Fisher & Paykel Nemo DW681ES? 6flashes?
Fisher and paykel Nemo not starting wash pump?