GE Dishwasher Error Codes: Printable Cheat Sheet
| Code | What it means | First thing to try | Guide |
|---|---|---|---|
| H20 / H2O | Not getting enough water, or none | Turn the hot water valve under the sink fully on; check the dishwasher is level | Full guide |
| C1 | Pump-out during drain took over 2 minutes | Clean the air gap; reposition the drain hose; run the disposer | Full guide |
| C2 | Total pump-out exceeded 7 minutes | Press RESET to stop the beep | – |
| C3 | Dishwasher will not drain | Turn off the breaker about 30 seconds, then reset | Full guide |
| C4 | Filled twice after power failure; float stuck; clogged drain or sump | Tap the float cover to free it; check the sump for debris | Full guide |
| C5 | Pump-out time too short | Make sure water supply is on; tap the float cover; retry the cycle | – |
| C6 | Incoming water too cold | Run the nearby faucet hot before starting (water should be 120°F+) | – |
| C7 | Water temperature sensor circuit inoperative | Turn off the breaker about 30 seconds, then reset | – |
| C8 | Detergent cup blocked from opening | Move the item blocking the cup; close door and wait 30 seconds | – |
| FTD / F56 | Failure to drain | Check the drain hose, air gap and disposer | Full guide |
| PF | Power failure | Select cycle and options again and press Start | – |
| LEAK DETECTED | Possible leak detected; cycle cancelled | Contact service | – |
| Number + H (e.g. 1H) | Delay Start is on (not a fault) | Wait, or cancel Delay Start | – |
Not all codes are found on all models (per GE). Unplug power before any hands-on check. Not affiliated with the manufacturer. Sources (checked Oct 21, 2026): GE Appliances: Dishwasher – Error, Fault or Function Codes ; GE Appliances: Dishwasher – H20 in Display . fixcodeguide.com