Ford Focus Service Manual: General Information

Electrical

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Module Configuration - Diagnosis and Testing

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

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Ford Focus Universal Transmitter - Description and Operation
On early build vehicles, the universal transmitter can be identified by the Homelink® symbol and one red indicator light. On late build vehicles, the universal transmitter uses the Lear Car2U® System. It is identified by the lack of a symbol, but with 3 red indicator lights. Each of the 3 ...