--- title: "Fisher & Paykel dishwasher showing A20" description: "What A20 means on Fisher & Paykel dishwashers, what to check before booking, and when it is not a failure at all." url: "https://dishwasherrepair.center/error-codes/fisher-and-paykel-a20/" --- # Fisher & Paykel dishwasher showing A20 The waste water is not leaving the built-in dishwasher. ## What A20 actually means. The waste water is not leaving the built-in dishwasher. Fisher & Paykel lists a bent drain hose, a blocked drain connection, a dirty turbidity sensor and a blocked drain pump. Fisher & Paykel dishwasher display What to do when A20 shows on the dishwasher ### Kind of code Drain Water did not leave the tub in the time the control expects. A clogged filter, a kinked hose or a blocked disposal inlet are ruled out before the drain pump. ### Usually leads to Drain and pump repair Water left standing in the tub, cleared by finding where the drain path actually stops. ### Shows up as Dishwasher Not Draining Dirty water stays in the bottom of the tub after the cycle ends. ### Make Fisher & Paykel The maker of the DishDrawer, alongside conventional built-in dishwashers. ### Source Fisher & Paykel user guide, Series 9 tall dishwasher DW24UT4I2/DW24UNT4X2: 'A' codes Full-size built-in and integrated dishwashers (Series 5 and Series 9 tall). ## Before you book, in this order. Each step comes from Fisher & Paykel's own guidance for A20 on its dishwashers. Follow it to the end: the last card says whether this is a visit. 01 Straighten the drain hose and check the connection at the house drain for blockages. 02 Gently clean the turbidity sensor with a soft brush such as a toothbrush. 03 On Series 9 tall models, remove the filter, sump insert and pump cover to clear food from the pump — carefully, in case of broken glass. 04 If A20 persists, book a visit. ### Still there? It usually turns into [drain and pump repair](https://dishwasherrepair.center/services/drain-and-pump-repair/). Book with the code and the model number. ### What not to do Do not reach into the pump opening bare-handed. The guide warns that sharp objects or glass fragments can be what is blocking it. ## What you may notice with it. The dishwasher problems A20 tends to arrive with. Answer these at the dishwasher before anyone is booked. [All problems](https://dishwasherrepair.center/problems/) Before you call ### [Dishwasher Not Draining](https://dishwasherrepair.center/problems/dishwasher-not-draining/) [All 6 causes, cheapest first](https://dishwasherrepair.center/problems/dishwasher-not-draining/) It also comes with - [**Dishwasher Smells Bad**](https://dishwasherrepair.center/problems/dishwasher-smells/) Problem ### Dishwasher Not Draining 6 causes, cheapest first Where A20 usually leads ## Drain and pump repair. **Drain pump or drain hose · low.** Book a visit [What the job involves](https://dishwasherrepair.center/services/drain-and-pump-repair/) ## Read these before the visit. Short guides that make the call quicker and the diagnosis cheaper. [All guides](https://dishwasherrepair.center/guides/) What it is trying to tell you ### Why dishwashers stop draining, from the filter to the sink Is it safe to run, and what about the floor ### The Dishwasher and Garbage Disposal Connection Error codes ### All 188 codes, by make ## Fisher & Paykel dishwashers. The maker of the DishDrawer, alongside conventional built-in dishwashers. [Fisher & Paykel dishwasher repair](https://dishwasherrepair.center/brands/fisher-and-paykel/) More Fisher & Paykel codes [A1](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a1/) [A3](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a3/) [A6](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a6/) [A09](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a09/) [A11](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a11/) [A10](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a10/) [F30](https://dishwasherrepair.center/error-codes/fisher-and-paykel-f30/) [A60](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a60/) [A70](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a70/) Drain on other makes [ASKO F10](https://dishwasherrepair.center/error-codes/asko-f10/) [Bertazzoni F2](https://dishwasherrepair.center/error-codes/bertazzoni-f2/) [Bosch E24](https://dishwasherrepair.center/error-codes/bosch-e24/) [Cove 800115](https://dishwasherrepair.center/error-codes/cove-800115/) [Dacor 5C](https://dishwasherrepair.center/error-codes/dacor-5c/) [Electrolux i20](https://dishwasherrepair.center/error-codes/electrolux-i20/) [Frigidaire i20](https://dishwasherrepair.center/error-codes/frigidaire-i20/) [Fulgor Milano E6](https://dishwasherrepair.center/error-codes/fulgor-milano-e6/) [All 46 codes of this kind](https://dishwasherrepair.center/error-codes/#family-drain) Fisher & Paykel builds this ### Panel-ready dishwasher Hidden behind a cabinet door, controlled from the top edge, and repaired with the panel's weight in mind. Fisher & Paykel builds this ### Dishwasher drawer One or two independent drawers that pull out like cabinet drawers, each with its own tub, pump and seal. ## In Fisher & Paykel's own words > A20 Drain hose is crimped or bent. [Fisher & Paykel user guide, Series 9 tall dishwasher DW24UT4I2/DW24UNT4X2: 'A' codes](https://dam.fisherpaykel.com/KZ3PKN00/at/k4tkkjpw28vwf4h7g8j9m4jj/FP-UserGuide-en-fr-DW24UNT4X2-DW24UT4I2-Dishwasher-0-431045C-US-CA.pdf) [Fisher & Paykel user guide, Series 5 integrated dishwasher DW24U2I1: code table](https://dam.fisherpaykel.com/KZ3PKN00/at/tccnv7zkjx9vkcbbw2n4nf/FP-UserGuide-DW24U2I1-IntegratedDishwasher-CA-US-591917B.pdf) Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Full-size built-in and integrated dishwashers (Series 5 and Series 9 tall). ## Fisher & Paykel A20 dishwasher repair, where we come out. The same visit in every metro below: the code, the model number, and a diagnosis before any part is ordered. 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Straighten the drain hose and check the connection at the house drain for blockages. If it comes back, it needs a visit. ### What is the turbidity sensor mentioned for Fisher & Paykel A20? It is a sensor the guide asks you to clean gently with a soft brush such as a toothbrush. A dirty one is on the list of causes for A20. ### Is it safe to reach into the pump for Fisher & Paykel A20? The guide warns that sharp objects or glass can be what is blocking the pump. Work carefully and never bare-handed. --- **[Read on the site: Fisher & Paykel dishwasher showing A20](https://dishwasherrepair.center/error-codes/fisher-and-paykel-a20/)** **[Book a visit with DishwasherRepair.center](https://dishwasherrepair.center/schedule/)**