Worcester Bosch 207 / CE Fault Code
Also written as 207CE — same fault.
The Worcester Bosch 207 / CE fault code means: your boiler has lost the water pressure needed to run, meaning it has switched off to protect itself until the system is topped up.. It appears on 1 Worcester Bosch model in our database.
Technical description: System pressure too low
DIY fix possible
Locate the external filling loop, which is usually a flexible silver hose connected under your boiler.Open the valves at both ends of the hose to let water into the system while watching the pressure gauge.Stop when the needle reaches the green zone, typically between 1 and 1.5 bar, then ensure the valves are tightly closed.
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Gas Safe Register →Worcester Bosch models that show the 207 / CE fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Worcester Bosch 207 / CE 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