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Home >> Dodge and Ram >> 2013 >> Durango SXT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 389 ((Vehicle System Interface Module (VSIM) Module - Electrical Diagnostics)) >> DTC Troubleshooting >> B19B4-Driver Door Ajar Output Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 Dodge Charger. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
DRIVER DOOR AJAR SWITCH SENSE CIRCUIT SHORTED TO GROUND
AFTERMARKET LIGHT/SIREN CONTROLLER
VEHICLE SYSTEM INTERFACE MODULE (VSIM)
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