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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 661 (Communication - Non-DTC Based Diagnostics - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> No Response From DDM (Driver Door Module) >> 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
FUSED B (+) CIRCUIT OPEN OR SHORTED
GROUND CIRCUIT OPEN
CAN INTERIOR BUS (125K) (+) OR (-) CIRCUITS OPEN
DRIVER DOOR MODULE (DDM)
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