Pinpoint Test V: LFC 49/DTC C1948 - Driver Seat Track Position Sensor Circuit Resistance Out of Range: Notes
WARNING: This page is about a different car, the 2007 Lincoln Mark LT and 2007 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Refer to appropriate WIRING DIAGRAM ARTICLE, Supplemental Restraint System for schematic and connector information.