Error codes
Dishwasher error codes
Dishwasher codes are mostly drain, fill, leak and heater faults. Many brands show them as flashing lights instead of letters.
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Before trying anything: unplug the appliance (or switch off its breaker) and close the water or gas supply where it applies. Many codes clear after a one-minute power reset; if the same code comes back, the fault is real.
LG dishwasher codes
| Code | Usually means | What you can try |
|---|---|---|
| OE | Drain problem. | Clean the filter and check the drain hose and sink connection. |
| IE | Not filling in time. | Check the shut-off valve under the sink is fully open. |
| AE / E1 | Leak detected. | Turn off the breaker and water. Book a visit. |
| HE | Heater fault. | Book a visit. |
| tE | Temperature sensor fault. | Book a visit. |
| FE | Too much water. | Turn off the water and book a visit. |
| LE | Motor fault. | Unplug for a few minutes and retry. |
| bE | Too many suds. | Use dishwasher detergent only, never dish soap. |
Samsung dishwasher codes
| Code | Usually means | What you can try |
|---|---|---|
| 4C / 4E | Water supply problem. | Open the valve under the sink and check the inlet hose. |
| 5C / 5E | Drain problem. | Clean the filter and check the drain hose. |
| LC / LE | Leak detected. | Turn off power and water. Book a visit. |
| HC / HE | Heater fault. | Book a visit. |
| OC / OE | Overfill. | Turn off the water and book a visit. |
| bC / bC2 | A button is stuck. | Press each button firmly; wipe the panel dry. |
Bosch dishwasher codes
| Code | Usually means | What you can try |
|---|---|---|
| E15 | Water in the base: the leak protection has tripped. | Turn off power and water. Book a visit to find the leak. |
| E22 | Filter clogged. | Clean the filter assembly in the bottom of the tub. |
| E24 | Drain hose or drain connection blocked. | Check the hose for kinks and the sink or disposer connection. |
| E25 | Drain pump blocked. | Clear the pump cover under the filter of glass or debris. |
| E09 | Heating element fault. | Book a visit. |
| E21 | Wash pump fault. | Book a visit. |
Code still showing?
Book a visit and tell us the code and the model number. The diagnostic is free when you go ahead with the repair.
Codes vary by model and year; your owner's manual is the final word. Brand names identify equipment; Northway is not affiliated with any manufacturer.