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Home >> Dodge and Ram >> 2018 >> Charger Pursuit, 5.7L Eng VIN T, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> (Passenger Door Module (PDM) (DMFL/R) - Electrical Diagnostics) >> DTC Troubleshooting >> B1751-15-Courtesy Lamp Control - Circuit Short To Battery Or Open >> Theory Of Operation

Theory Of Operation

The courtesy lamp is a LED with a built in circuit board. The BCM controls the operation and sends a bus message to the Door Module to turn the lamp on or off.

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