Emergency
E03-887 on Keston S30

Your boiler has detected an issue with how the gas is being delivered to the burner, meaning it cannot safely ignite or heat your home.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Act immediately

Turn off your boiler and stop using gas appliances. Call a Gas Safe engineer now. This fault can be dangerous if ignored.

Technical description

Gas Injector - NG

Engineer required

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

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Related fault codes

E03-886View →E03-888View →

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