BoilerFaultCodesWorcester Bosch 2914 Fault Code
The Worcester Bosch 2914 fault code means: your boiler's internal computer has detected a general electrical communication error and is unable to operate correctly.. It appears on 8 Worcester Bosch models in our database.
Technical description: Boiler electr. system fault
What causes the Worcester Bosch 2914 fault?
This fault occurs when the boiler's main control board loses communication with the internal sensors and components it needs to manage the heating process. The most common reasons are an internal electrical short circuit, loose connection pins on the wiring harness, or a failure of the central processor itself.
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 2914 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Worcester Bosch 2914 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