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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 602 (3.0L Diesel - DTCS P2009-00 To P2454-00 - 1500) >> Diagnosis And Testing >> P20BA-00-REDUCTANT Heater 1 Control Circuit Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2014 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
DEF TANK HEATER ASSEMBLY
DEF HEATER CONTROL UNIT (HCU)

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

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