Low
E16 on Ariston Bravo 24 MFFI

Your boiler is receiving an incorrect signal from an optional temperature sensor mounted outside your home, likely due to a damaged wire or a faulty probe.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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

Outdoor sensor short circuit (where fitted)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Related fault codes

E15View →

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