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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 350 (Gas - DTCS P0456 To P0571) >> P0520-Engine Oil Pressure Sensor Circuit >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
ENGINE OIL/ENGINE MECHANICAL CONDITION
(G6) EOP SIGNAL CIRCUIT SHORTED TO VOLTAGE
(G6) EOP SIGNAL CIRCUIT SHORTED TO GROUND
(G6) EOP SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT
(F855) 5-VOLT SUPPLY CIRCUIT HIGH RESISTANCE
(G6) EOP SIGNAL CIRCUIT HIGH RESISTANCE
(K900) SENSOR GROUND CIRCUIT HIGH RESISTANCE
ENGINE OIL PRESSURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  .