What does the Ideal Vogue Max E390 fault code mean?
The E390 fault code indicates a fault with the domestic hot water (DHW) control board in the Ideal Vogue Max boiler. This issue can prevent the boiler from properly regulating hot water supply, leading to inconsistent or no hot water availability.
Common Causes
- Faulty DHW Control Board: The control board may be malfunctioning due to electrical issues or component failure.
- Wiring Issues: Damaged or loose wiring connections to the control board can disrupt communication and functionality.
Can I fix it myself? (DIY)
It is highly recommended to call a Gas Safe Engineer for this issue, as it involves electrical components and gas safety regulations. Attempting to fix it yourself may pose safety risks.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for replacing the DHW control board is around £250 to £350. This includes the cost of the part and labour, as the control board is a critical component that requires professional installation.