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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 738 (6.7L Diesel - DTCS P1241 To P2281 - 2500 Hd, 3500 Hd) >> Diagnosis And Testing >> P1E1C-REDUCTANT System Wake Up 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
DCU WAKE UP SIGNAL SHORTED TO VOLTAGE
DCU WAKE UP SIGNAL OPEN/HIGH RESISTANCE
DEF DOSING CONTROL UNIT

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE - 6.7L  . 

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