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Home >> Dodge and Ram >> 2024 >> ProMaster 2500 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Body Control Module (BCM) - DTCS B101E-15 To B1041-12) >> DTC Troubleshooting >> B1039-11 Night Light Command - Circuit Short To Ground >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2024 RAM ProMaster EV. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
PANEL LAMPS DIMMER SWITCH MUX CIRCUIT SHORTED TO GROUND
ANY LAMP/COMPONENT ON THE PANEL LAMPS DIMMER SWITCH MUX CIRCUIT
BODY CONTROL MODULE (BCM)
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