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  1. P0442 Code? Here’s How to Fix It – Quickly and Easily

    Dec 23, 2024 · Code P0442 Description and Meaning What does the P0442 code really mean? It indicates a small leak in the Evaporative Emission Control System (EVAP), which captures fuel …

  2. P0442 Trouble Code - Diagnosis, Causes, Symptoms ... - AutoZone

    Learn about trouble code evaporative emission system leak detected and how to fix it in this article. We have everything you need to do the job right!

  3. P0442 Code – EVAP System Leak: Common Causes & DIY Fix

    Dec 13, 2024 · P0442 Code – EVAP System Leak: Common Causes & DIY Fix Published: December 13, 2024 by Throttle Lan Without mincing words, the P0442 code is one of the most challenging …

  4. P0442 – EVAP System Leak Detected (small leak)

    Jan 29, 2025 · The P0442 code is a diagnostic trouble code (DTC) that indicates a minor leak in the evaporative emissions control system, commonly known as the EVAP system. This system plays a …

  5. P0442 Code Meaning, Causes, Symptoms & Tech Notes

    Aug 18, 2024 · The P0442 code indicates that there is a small leak detected in the Evaporative Emission Control System (EVAP). The EVAP system is responsible for capturing fuel vapors from the fuel tank …

  6. P0442 Code: What It Is And How To Fix It - CarBuzz

    Feb 25, 2024 · The P0442 code indicates a fault with the EVAP system, specifically a small leak. This system is designed to stop fuel vapor pollution (HydroCarbons) from entering the atmosphere.

  7. P0442 Code: How To Fix Evaporative Emission Control System ...

    Jun 23, 2025 · The P0442 code indicates that there is a small leak in the evaporative emission control system (EVAP). The purpose of an EVAP system is to keep the gas vapors from ending up in the …

  8. P0442 Engine Code | Evaporative Emission Control System—Small ...

    Oct 14, 2024 · DTC P0442 warns of small evaporative emission control (EVAP) system leaks. A loose or bad gas cap is often to blame, but the trouble can involve a failing charcoal canister, a faulty purge or …

  9. Understanding P0442 OBD-II Code: Small Evaporative Leak

    Discover the P0442 OBD-II code for small evaporative emission system leaks. Learn symptoms, common triggers, diagnostic methods, and repair advice on RepairPal.

  10. P0442 Code: Evaporative Emission Control System Leak Detected ...

    May 23, 2025 · P0442 relates to a small leak in the evaporative emission control system. Read more about it in this article.