Questions Audi S4 2004 how to fix 16825 (P0441) - Evaporative Emission Control System - Incorrect Purge Flow how to fix 16825 (P0441) - Evaporative Emission Control System - Incorrect Purge Flow What is your question?
i Changed the valve, I erased the check engine light, but still get the same code after driving 20mile.
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