8E Low

Worcester Bosch 8E Fault Code

The Worcester Bosch 8E fault code means: your boiler is currently resetting itself to its original factory settings, which is a normal process usually triggered during maintenance or setup.. It appears on 2 Worcester Bosch models in our database.

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description: Resetting the boiler to factory settings (displayed with the spanner symbol during the reset process)

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 8E fault code

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

Source

Worcester Bosch 8E 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