# Faultsheet > Appliance error codes with a verified meaning, the free checks to run first, and the sources every fact came from. ## How this data is verified - Every fact is confirmed by at least two independent sources, one of which is a service manual, a manufacturer support page, or an OEM parts database. - Facts that cannot be verified are left empty rather than filled in. Part numbers come only from manufacturer or OEM parts sources. - Each code page shows its sources and the date they were last checked. - A code gets its own page only after a person reviews it. Codes with less detail, or with sources that disagree, stay as rows in the brand table. ## Pages - [Bosch dishwasher error codes](https://www.faultsheet.com/dishwasher/bosch): 3 codes listed, 0 with a full page. - [GE dishwasher error codes](https://www.faultsheet.com/dishwasher/ge): 9 codes listed, 0 with a full page. - [GE washer error codes](https://www.faultsheet.com/washer/ge): 6 codes listed, 0 with a full page. - [KitchenAid washer error codes](https://www.faultsheet.com/washer/kitchenaid): 17 codes listed, 0 with a full page. - [LG washer error codes](https://www.faultsheet.com/washer/lg): 14 codes listed, 6 with a full page. - [Maytag washer error codes](https://www.faultsheet.com/washer/maytag): 41 codes listed, 6 with a full page. - [Samsung washer error codes](https://www.faultsheet.com/washer/samsung): 21 codes listed, 7 with a full page. - [Speed Queen washer error codes](https://www.faultsheet.com/washer/speedqueen): 15 codes listed, 0 with a full page. - [Whirlpool washer error codes](https://www.faultsheet.com/washer/whirlpool): 101 codes listed, 26 with a full page.