Principles of Operation: Notes
WARNING: This page is about a different car, the 2011 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The Smart Junction Box (SJB) may also be identified as the Generic Electronic Module (GEM).
When the ignition switch is in the RUN or ACCESSORY position, voltage is supplied to the front wiper relay coil at the Battery Junction Box (BJB) from SJB fuse 45. The front wiper relay coil is grounded at all times. Voltage is supplied to the front wiper relay switch from BJB fuse 4. When the front wiper relay is activated, voltage is supplied to the wiper motor.