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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 973 (6.7L Diesel - DTCS P205E To P245D - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> P20B9-REDUCTANT Heater "A" Control Circuit/Open >> Set Condition

Set Condition

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

The DEF Dosing Control Unit detects that the DEF Pressure Line heater circuit current is below normal or has an open circuit.