Ford Focus Service Manual: Fuses Junctions and Relays

Data and Communication Network

NOTE: The Smart Junction Box (SJB) is also known as the Generic Electronic Module (GEM) . Multiplexing is a method of sending 2 or more signals simultaneously over a single circuit. Multiplexing ...

Smart Junction Box (SJB)

Special Tool(s) Vehicle Communication Module (VCM) and Integrated Diagnostic System (IDS) software with appropriate hardware, or equivalent scan tool   ...

More about Ford Focus:

Ford Focus Audio Control Module (ACM) Self-Diagnostic Mode - General Procedures
Audio Systems Without Navigation NOTE: If the Audio Front Control Module (ACM) is inoperable the ACM part number may be obtained from a label affixed to the chassis. Turn the ACM on. Operate the audio system in radio tuner (AM/FM) mode. Press and hold preset buttons 3 and 6 fo ...