CE 207 High

Worcester Bosch CE 207 Fault Code

Also written as CE207 — same fault.

The Worcester Bosch CE 207 fault code means: your boiler has stopped working because there is not enough water in the system, usually caused by a small leak or air being bled from your radiators.. It appears on 9 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: Water pressure is too low
Typical repair cost £0-120 (including labour)

DIY fix possible

Locate the internal or external filling loop (the silver braided hose)Slowly open the valve or valves to let water into the systemWatch the pressure gauge and close the valves once it reaches between 1 and 1.5 bar

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Worcester Bosch models that show the CE 207 fault code

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

Source

Worcester Bosch CE 207 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