High
E01-505 on Ideal Mexico Super 100FF / 125FF

Your boiler is failing to light its pilot flame, meaning it cannot start the main burner to provide you with heating or hot water.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

Pilot burner / Injector / Fittings - HONEYWELL Q 385 A 2036

Engineer required

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

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