DTC P0442: EVAP Leak Monitor Medium (0.040) Leak Detected, DTC P0455: EVAP Leak Monitor Large Leak Detected Or DTC P0456: EVAP Leak Monitor Small (.020) Leak Detected: Notes

WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: All Evaporative Emissions (EVAP) leak monitor DTCs listed are diagnosed using the same test. For component location, see COMPONENT LOCATIONS . For connector identification, see CONNECTOR IDENTIFICATION . For circuit identification and wiring diagram, see WIRING DIAGRAMS . In testing procedures, Alpha/Numeric character in parenthesis i.e. (K4) designates circuit. After each repair procedure has been completed, reconnect all components. Perform POWERTRAIN VERIFICATION TEST VER-6 under VERIFICATION TESTS to ensure system is functioning properly.