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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 415 (Passenger Door Module (PDM) (DMFL/R) - Electrical Diagnostics - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> B2860-15-Door Ambient Light Control-Circuit Short To Battery Or Open >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

An ambient lamp can be a: map pocket, door handle, halo ring, cup holder, etc. It is a LED with a built in circuit board. The Body Control Module controls the operation and sends a bus message to the Door Module to turn the lamps on or off.