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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 417 (5.7L CNG - DTCS P0204 To P0606 - 2500 Hd) >> Diagnosis And Testing >> P0520-Engine Oil Pressure Sensor Circuit >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 RAM 2500 HD and 2012 RAM Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
RESISTANCE IN THE (G6) ENGINE OIL PRESSURE SENSOR SIGNAL CIRCUIT
RESISTANCE IN THE (F855) 5-VOLT SUPPLY CIRCUIT
RESISTANCE IN THE (K900) SENSOR GROUND CIRCUIT
ENGINE OIL PRESSURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .