2926 V High

Worcester Bosch 2926 V Fault Code

Also written as 2926V — same fault.

The Worcester Bosch 2926 V fault code means: your boiler has detected an electrical issue with the internal gas valve, which is preventing it from controlling the fuel flow correctly and causing it to shut down for safety.. It appears on 1 Worcester Bosch model 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: Too high feedback from the modulating/ current controlled gas valve
Typical repair cost £180-£350 (including labour)

Engineer required

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

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Worcester Bosch models that show the 2926 V fault code

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

Source

Worcester Bosch 2926 V 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