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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 732 (6.4L - DTCS P2320 To U1449 - 2500 Hd, 3500 Hd) >> Diagnosis And Testing >> P2427-EGR Cooling Valve Control 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
EGR CONTROL (+) CIRCUIT SHORTED TO VOLTAGE
EGR CONTROL (-) CIRCUIT SHORTED TO VOLTAGE
EGR VALVE PASSAGE ASSEMBLY
POWERTRAIN CONTROL MODULE

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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