Code lookup
I40 appliance error code
The same visible code can mean different things depending on brand, appliance type, and model family. Choose the closest match before taking action.
Compare source-backed meanings
| Brand and appliance | Meaning | Use guidance | Source status | Open record |
|---|---|---|---|---|
| AEG Dishwasher i40Aliases i41 · i43 · i44AEG UK groups i40, i41, i43, and i44 with four beeps or flashes; the exact display depends on the dishwasher controls. | Usually indicates a pressure-sensor or water-level-control condition. | Stop useStop using it and review the matching record before any reset. | Official manufacturer supportofficial AEG support; verified 2026-07-30 | Exact record |
| Electrolux Dishwasher i40Aliases I40Electrolux presents i40 with a lowercase-style leading letter; I40 is the same case-insensitive lookup, not a separate fault. | This code commonly appears when food soils clog the dishwasher filter or sump. | Stop useStop using it and review the matching record before any reset. | Official manufacturer supportofficial Electrolux support; verified 2026-07-29 | Exact record |
| Frigidaire Dishwasher i40Aliases I40Frigidaire presents i40 with a lowercase-style leading letter; I40 is the same case-insensitive lookup, not a separate fault. | This code commonly appears when food soils clog the dishwasher filter or sump. | Stop useStop using it and review the matching record before any reset. | Official manufacturer supportofficial Frigidaire support; verified 2026-07-29 | Exact record |
| Zanussi Dishwasher i40Aliases i41 · i43 · i44Zanussi UK groups i40, i41, i43, and i44 with four beeps or flashes; the exact display depends on the dishwasher controls. | A pressure-sensor or water-level-control problem may interrupt the cycle. | Stop useStop using it and review the matching record before any reset. | Official manufacturer supportofficial Zanussi support; verified 2026-07-30 | Exact record |
Coverage context
This page compares covered records for the same visible code. Use it as a starting point, then open the exact brand and appliance record before taking action.
Current coverage
Why context matters
A visible code is not a diagnosis by itself. The current I40 comparison covers 4 brands and 1 appliance type. Brand, appliance type, and model family decide which record applies.
Use the exact record links below before trying reset steps or deciding whether the appliance can be used.
Current contexts
Missing your brand or appliance?
Do not assume I40 has the same meaning on a different brand, appliance type, or model family. Open search with this code to use the coverage request draft when no exact match exists.
Safety reminder
Stop and use qualified service for water near electrical parts, burning smells, gas odor, miswired range warnings, unsafe refrigerator temperatures, or repeated failed resets.
Safety guide