What does the Baxi Megaflo E290 fault code mean?
The E290 fault code on a Baxi Megaflo indicates a faulty printed circuit board (PCB), which is crucial for the boiler’s operation. This issue can lead to various malfunctions, including failure to ignite or improper heating.
Common Causes
- Electrical Surge: A sudden spike in electrical supply can damage the PCB components.
- Moisture Damage: Water ingress or high humidity can corrode the PCB, leading to faults.
Can I fix it myself? (DIY)
It is strongly advised to call a Gas Safe Engineer for any repairs related to the PCB, as handling electrical components can be dangerous and may void your warranty.
Estimated Repair Cost (2026 UK Prices)
The estimated cost for replacing a faulty PCB in a Baxi Megaflo is around £300 to £400. This includes the price of the part and labour, reflecting the complexity of the repair and the need for a qualified technician.