Possible Causes
WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
DTC PRESENT
VTSS ENABLED
CYLINDER LOCK SWITCH MUX CIRCUIT OPEN
CYLINDER LOCK SWITCH MUX CIRCUIT SHORT TO VOLTAGE
CENTRAL TIMER MODULE - CYLINDER LOCK SWITCH MUX CIRCUIT OPEN