Frigidaire Dishwasher Error Codes
16 error codes with causes and fixes
- I30Leak detected in base pani30 means water collected in the bottom pan and lifted the styrofoam float. The drain pump may run continuously as an anti-flood measure.
- I40Drain restriction or slow pump-outi40 indicates water could not drain within the timeout—same family as i20 with a secondary drain fault flag.
- I50Drain pump or wash motor failurei50 means the drain or circulation motor failed to start or report feedback.
- I60Heating element circuit faulti60 means the dishwasher could not heat water to the required temperature for wash or dry.
- I70Water temperature sensor faulti70 indicates the wash thermistor sent invalid readings.
- I80Vent fan or drying system faulti80 relates to the vented drying system—fan not running or vent stuck open/closed.
- I90Water inlet valve or fill timeouti90 means inadequate water entered the tub within the fill window.
- IA0Main control board failureiA0 indicates sudden main control board failure—iC0 on some displays is the same class of fault.
- IB0Door latch or switch faultiB0 means the door switch circuit failed—related to CL door switch codes on some models.
- IC0Configuration or EEPROM erroriC0 indicates configuration data on the control is invalid or missing after power loss.
- ID0Detergent dispenser actuation faultiD0 means the detergent dispenser did not open on command—SD code family on some units.
- IE0Turbidity sensor faultiE0 indicates the turbidity sensor failed—TU code on related models.
- IF0Drain line restriction—alternate drain flagiF0 is grouped with i20 and i40 as a drain restriction code on Frigidaire support charts.
- IG0Relay or output driver fault on controliG0 means a control board output relay failed verification during self-test.
- IH0Firmware or software mismatchiH0 appears when control firmware versions conflict—often after replacing only one board.
- I20No water entering the tubi20 is Frigidaire's no-water fault—the fill valve opened but insufficient water entered within the programmed time on Gallery and Professional models.