What does the Ariston Red L.E.D. I illuminated fault code mean?

Your boiler has failed to start the flame after several attempts and has shut itself down as a safety precaution.

How much does it cost to fix Ariston error code Red L.E.D. I illuminated?

Typical repair cost for the Ariston Red L.E.D. I illuminated fault is £120-250 including labour.

Ignition failure (lockout): the burner has not ignited after approximately 10 seconds, the boiler safety devices shut off the gas.

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

Lockout fault with a reset-needed pattern.

Older boilers — thermocouple, draught, gas supply.

7 signs repair isn't worth it anymore.