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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 724 (5.7L - DTCS P0207 To P0601 - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> P0523-Engine Oil Pressure Sensor Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2014 RAM 3500 HD and 2014 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
ENGINE OIL PRESSURE SIGNAL CIRCUIT SHORTED TO VOLTAGE
ENGINE OIL PRESSURE SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
ENGINE OIL PRESSURE SIGNAL CIRCUIT SHORTED TO THE 5-VOLT SUPPLY CIRCUIT
SENSOR GROUND CIRCUIT OPEN/HIGH RESISTANCE
ENGINE OIL PRESSURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .