Medium Speed Controller Area Network (CAN)
WARNING: This page is about a different car, the 2006 Mercury Montego, 2006 Ford Freestyle, and 2006 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
The medium speed CAN has an unshielded twisted pair cable, data plus circuit 2180 (WH/BK) and data minus circuit 2181 (BK/YE). The medium speed CAN is used for the audio unit or audio navigation unit (if equipped), the driver seat module (DSM) (if equipped), the dual automatic temperature control (DATC) module (if equipped), the digital versatile disc (DVD) player (if equipped), the instrument cluster, and the smart junction box (SJB) communications.
On the medium speed CAN, there are 2 terminating modules which are composed of the smart junction box (SJB) and the instrument cluster.