What does the Keston E41 fault code mean?

Your boiler's internal display screen and main control computer are struggling to talk to each other, which prevents the boiler from starting.

How much does it cost to fix Keston error code E41?

Typical repair cost for the Keston E41 fault is £120-380 including labour.

Communication error between fascia and control box – check cables

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

Safety-critical — turn off, read this.

7 signs repair isn't worth it anymore.

Break-even maths on monthly cover.