Low
E 16 on Chaffoteaux Minima HE

Your boiler is having trouble communicating with the external weather sensor on the outside of your property, causing it to lose track of the outdoor temperature.

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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