BAXI Boiler Error & Fault Codes. (Updated 2020)

Ideal Boiler guide by THS Plumbing & Heating Northampton

About BAXI Boilers.

BAXI have been manufacturing boilers in the UK since 1866, which is a very long time!

From their beginnings, right through to the current baxi boiler ranges, Baxi's ethos of pride, passion and positivity - combined with reliability, respect and innovation - has helped define the company.

Common BAXI Boiler Faults.

On the BAXI Duo-tec boiler the diverter valve leaks through the spindle and can blow the head.

We have seen this become a common fault more and more over the past few months. Please keep on top of your boiler servicing. - Get my BAXI Boiler Serviced.

Baxi Duo-tec Combi Fault & Error Codes. - 24, 28, 33, 40 kW. - Megaflo Error Codes.

Fault/Error CodePossible Cause
No DisplayFailure - Fault with PCB.
E10Sensor fault - Check outdoor sensor. - Outdoor sensor fault. Boiler Engineer visit required.
E20Sensor fault - Central Heating sensor error. - Central heating thermistor sensor. Boiler Engineer visit required.
E28Sensor fault - Flue sensor fault. - error. Boiler Engineer visit required.
E110Overheat - Boiler overheat error. - Boiler Engineer visit required.
E119Water pressure - Boiler detected Water pressure low fault.
E125Circulation error - Water circulation error. Boiler Engineer visit required.
E131Lockout error - Flue overheat lockout error. Boiler Engineer visit required.
E133Ignition error - If your boiler has shut down and is showing error code E133 or E28, then your condensate pipe may be frozen.
E155Controls error - Boiler Engineer visit required.
E160Fan error - Fan speed error, too slow. Boiler Engineer visit required.
E161Fan error - Fan speed error, too fast. Boiler Engineer visit required.
E164PCB error - Printed circuit board error. - Pressure sensor fault. Boiler Engineer visit required.
E167PCB error - Printed circuit board error. Boiler Engineer visit required.

BAXI Boiler broken down?

Please keep on top of your BAXI boiler servicing.

This is what will happen to your BAXI Boiler if you don't keep on top of its servicing. Get your BAXI boiler serviced, call our BAXI boiler engineer on 01604 212732.

BAXI Boiler Servicing

Get your BAXI boiler serviced by BAXI boiler engineers.

Call our BAXI Boiler engineers. - 01604 212732.

BAXI Service & Repairs
Call: 01604 212732
BAXI Boiler Guide