Normal Operation
WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
The heated seat is activated when the heated seat switch sends a ground signal to the heated seat module input from circuit 1020 (DG/VT) to activate hi heat or off. The system will remain on until the module times-out or is switched off.
This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Heated seat switch
- Heated seat module