Mustang V6-3.9L VIN 6 (2004)
Information Bus: Description and Operation
Communications Network
Module Communications Network
COMMUNICATION NETWORK
PRINCIPLES OF OPERATION
The vehicle has two module communications networks. The standard corporate protocol (SCP) which is an unshielded twisted pair cable (data bus plus,
Circuit 914 [TN/OG] and data bus minus, Circuit 915 [PK/LB]), and the international standards organization (ISO) 9141 network which is a single wire
(Circuit 70 [LB/WH]). The diagnostic tool can connect to both networks through the data link connector (DLC). This makes diagnosis and testing of
these systems easier by allowing one smart tester to be able to diagnose and control any module on the two networks from one connector. The DLC can
