E:04.13 High

Baxi E:04.13 Fault Code

Also written as E0413 — same fault.

The Baxi E:04.13 fault code means: your boiler has detected that the internal fan responsible for safely removing exhaust gases is stuck or obstructed, preventing the boiler from igniting.. It appears on 8 Baxi 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: Fan rotor blocked
Typical repair cost £150-250 (including labour)

Engineer required

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

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Baxi models that show the E:04.13 fault code

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

Source

Baxi E:04.13 fault code information on this page is sourced and cross-checked against the official Baxi service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026