LED2 Low

Ferroli LED2 Fault Code

The Ferroli LED2 fault code means: your boiler is currently receiving electrical power and is in a normal 'standby' mode waiting for a command to provide heating or hot water.. It appears on 8 Ferroli models in our database.

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description: Electric mains switched on (8V DC available)

DIY fix possible

Check if your room thermostat or programmer is turned up and calling for heatEnsure the boiler control knob is set to the correct winter or summer positionWait 10 seconds to see if the boiler moves into a firing sequence automatically

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Ferroli models that show the LED2 fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Ferroli LED2 fault code information on this page is sourced and cross-checked against the official Ferroli service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026