FAULT POINT A High

Worcester Bosch FAULT POINT A Fault Code

Also written as FAULTPOINTA — same fault.

The Worcester Bosch FAULT POINT A fault code means: your boiler has lost all power and is completely unresponsive to your heating controls, meaning it cannot provide heat or hot water.. It appears on 2 Worcester Bosch models in our database.

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description: No lights at all with a system boiler demand and user control set to maximum
Typical repair cost £150-350 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

Find a Gas Safe engineer

Search the official register for a qualified engineer in your area.

Gas Safe Register →

Worcester Bosch models that show the FAULT POINT A fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Worcester Bosch FAULT POINT A fault code information on this page is sourced and cross-checked against the official Worcester Bosch service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026