Smell gas? Leave the property and call the National Gas Emergency line on 0800 111 999
BoilerCodes
E125
Baxi fault code

Baxi E125: water circulation fault

Engineer only

The boiler has detected that water isn't circulating properly through it.

What you can safely do

There is nothing you can safely do yourself with this one. Leave the boiler off and book an engineer.

Call a Gas Safe engineer if

  • Book a Gas Safe registered engineer.
Find a Gas Safe engineer near you Opens the official Gas Safe Register search.

Applies to: Platinum, Duo-tec, EcoBlue, Megaflo, Assure, Main Eco and original 600/800. Codes can differ between models, so check your manual.

What E125 means on each Baxi model

From Baxi's own fault tables. Your model name is usually on the front of the boiler or in the user manual.

ModelMeaning
Platinum, Duo-tec, EcoBlue, Megaflo, Assure, Main Eco and original 600/800Water circulation fault

Common questions about Baxi E125

What causes E125?

Baxi describes it as a water circulation fault. It needs a Gas Safe registered engineer to diagnose.

Nearby Baxi codes

See all 97 Baxi codes

Sources