Theory Of Operation
WARNING: This page is about a different car, the 2016 Dodge Journey and 2015 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
The Body Control Module (BCM) provides a battery voltage output to certain switched lamps through the reading lamp circuit. These lamps use a switched path to ground for illumination. For additional information on the operation of the Reading Lamps. Refer to OPERATION .