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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Engine Emission Control System -- F250-F550 Super Duty) >> Description And Operation >> Engine Emission Control - 6.2L (2V), 6.8L (3V) >> System Components

System Components

WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

The PCV valve varies the amount of blow-by gases returned to the intake manifold based on available engine vacuum.

The PCV tube carries the blow-by gases from the crankcase to the PCV fitting.

The PCV fitting connects the PCV tube to the intake manifold and is heated on the 6.8L (3V).

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