How to Clear Code P0442 (EVAP System Small Leak Detected)

How to Clear Code P0442 (EVAP System Small Leak Detected)

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Introduction P0442 is a diagnostic trouble code (DTC) that indicates a small leak in the EVAP (Evaporative Emission Control) system. This system prevents fuel vapors from escaping into the atmosphere, and when a leak is detected, the check engine light (CEL) may turn on. Clearing P0442 requires identifying and fixing the leak before resetting the … Read more