What does the Worcester Bosch Greenstar 8000 Lifestyle E300 fault code mean?
The E300 fault code indicates a pump software fault within the Worcester Bosch Greenstar 8000 Lifestyle boiler. This typically suggests that the boiler’s pump is not operating correctly due to a software issue, which may prevent proper circulation of water.
Common Causes
- Software Glitch: A temporary malfunction in the boiler’s software can lead to miscommunication with the pump.
- Faulty Pump: The pump itself may be defective, causing it to fail to operate as intended.
Can I fix it myself? (DIY)
It is recommended to call a Gas Safe Engineer to diagnose and repair the issue, as it involves electrical components and safety risks. Attempting to fix it yourself could lead to further damage or safety hazards.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for addressing the E300 fault code is around £150 to £250. This includes potential software updates and pump replacement, which are necessary to restore proper functionality.