Low
18 on Baxi EcoBlue Plus Combi ErP

Your boiler is currently set to a special mode intended for systems connected to solar panels rather than standard household heating.

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.

What the manual says

Manufacturer manual

Solar plant operating mode

Shared across the EcoBlue + range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

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

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Related fault codes

E18View →

All 47 fault codes on the EcoBlue Plus Combi ErP

Seeing a different code? Every code this model can display, in one place.

010203040506071012131415161719202840109110111117118125128130133151160162321384E01E02E03E06E15E20E28E110E118E125E128E130E133E160

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