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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 572 (Body Control Module (BCM) - DTCS B10B3-14 To B1818-15 - 1500) >> Diagnosis And Testing >> B10B3-14-Cabin Heater 1 Control - Circuit Short To Ground Or Open >> 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
PTC 1 RELAY CONTROL CIRCUIT OPEN
PTC 1 RELAY CONTROL CIRCUIT SHORTED TO GROUND
CABIN HEATER 1 RELAY
BODY CONTROL MODULE (BCM)
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