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Ford Vapor Canister Purge Valve PV550 Compatibility and 2026 CARB LEV IV Standards
by
flippancy
27 Jul 2026
The Ford Motorcraft vapor canister purge valve PV550 is a critical component for evaporative emission control. It is compatible with many Ford models including Escape, Edge, Explorer, F-150, and Fusion across model years 2010-2020. The valve regulates purge flow to the engine intake, and failure can trigger DTC codes such as P0443, P0446, or P0455. As of the 2026 model year, CARB's LEV IV standards tighten evaporative emission limits, requiring enhanced OBD-II monitoring for purge valve performance. Vehicle owners should ensure replacement valves meet the latest specifications to avoid compliance issues.