Vauxhall Corsa P0171 fuel trim system lean fault code fixed!

Investigating & Fixing the Engine warning light on dash & P0171 Fuel trim system lean fault code stored in engine ECU. Fault fixed by replacing the purge valve. This fault is also common on the Vauxhall Adam , Astra & various other models.

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Diagnostic machine used in this video:
Topdon Phoenix lite 2 - https://diydaly.co.uk/products/phoeni...

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