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Home >> Ford >> 2003 >> Explorer Sport 4.0 E, RWD, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> MULTIFUNCTION Electronic Module >> Diagnosis And Testing >> Generic Electronic Module (GEM) >> Principles of Operation

Principles of Operation

NOTE: Upon installation of a new generic electronic module (GEM), the module must be reconfigured. Refer to MODULE COMMUNICATIONS NETWORK article.

The GEM receives inputs and delivers outputs to a majority of the electronically controlled features of the vehicle. The GEM constantly monitors the systems under its control and reports a concern in the form of a diagnostic trouble code (DTC). The DTC can be retrieved with a diagnostic tool through the ISO 9141 communication network. The GEM controls the following features:

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