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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (3.7L/4.7L/5.7L - DTCS P0503 To P0703 - NGC - 1500 & 2500) >> Diagnosis and Testing >> P0524-Engine Oil Pressure Too Low >> Theory of Operation

Theory of Operation

WARNING: This page is about a different car, the 2011 RAM Pickup. However, it is still accessible from the selected car via links, so may be relevant.

For the MDS to enable the 4 cylinder mode, the oil pressure has to be approximately 25 psi. For the MDS to remain enabled in the 4 cylinder mode the engine oil pressure can not drop less than 23.2 psi. If the oil pressure drops less than 23.2 psi while the, the MDS will be disabled.