How to fix Vaillant ecoFIT pure fault code F32

What does the Vaillant ecoFIT pure F32 fault code mean?

The F32 fault code on a Vaillant ecoFIT pure boiler indicates a problem with the pump, which is responsible for circulating water through the heating system. This issue can lead to inadequate heating and may require immediate attention to prevent further damage.

Common Causes

  • Blocked Pump: Debris or sediment may be obstructing the pump, preventing it from functioning properly.
  • Electrical Fault: A malfunction in the electrical components or connections can cause the pump to fail to operate.

Can I fix it myself? (DIY)

It is recommended to call a Gas Safe Engineer for any issues related to the pump, as working with gas and electrical components can be dangerous. Attempting to fix it yourself may void warranties or lead to further complications.

Estimated Repair Cost (2026 UK Prices)

The estimated repair cost for addressing the F32 fault code is approximately £150 to £250, depending on whether the pump needs cleaning, repair, or replacement. This cost reflects the price of parts and labour for a qualified engineer.