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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 435 (6.7L Diesel - DTCS P1209 To P2281 - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> P2281-Air Leak Between MAF And Throttle Body >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

This monitor can detect a large leak located anywhere between the Turbocharger outlet and the Intake Manifold. The monitor compares the estimated EGR flow to the actual EGR flow. If the actual EGR flow is much less than the estimated EGR flow, the fault will set.

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