Normal Operation
WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The stoplamp switch is supplied voltage from the Smart Junction Box (SJB) fuse 2 (15A). When the brake pedal is applied, the stoplamp switch routes voltage to the stoplamps and the SJB.
This pinpoint test is intended to diagnose the following:
- Fuse
- Wiring, terminals or connectors
- Stoplamp switch
- SJB