Ariston DIA 80 Fault codes & diagnostics

1 fault code with plain-English explanations, severity ratings, DIY guidance, and repair cost estimates.

System Natural Gas 23.3 kW Discontinued
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Fault codes

All 1 documented codes

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YELLOW FLUE CONTROL LED

Your boiler has sensed that exhaust fumes are not leaving the chimney correctly, causing it to shut down for your safety.

Emergency Engineer only £120-280

Parts commonly replaced

  • Flue Gas Sensor
  • Fan Assembly
  • Air Pressure Switch
Full explanation for YELLOW FLUE CONTROL LED