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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 350 (Gas - DTCS P0456 To P0571) >> P0523-Engine Oil Pressure Sensor Circuit High >> 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 
INTERMITTENT DTC
(F855) 5 VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
(G6) EOP SIGNAL CIRCUIT SHORTED TO VOLTAGE
(G6) EOP SIGNAL CIRCUIT SHORTED TO THE (F855) 5 VOLT SUPPLY CIRCUIT
(G6) EOP SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
(K900) SENSOR GROUND CIRCUIT OPEN OR 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  .