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Home >> Volvo >> 2009 >> V70 >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Miscellaneous Electrical - Design And Function) >> Alarm (2003-2004) >> System Description >> Central Electronic Module
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Central Electronic Module

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The central electronic module (4/56) is the main control module for alarm functionality. The central electronic module determines how the alarm should be activated, deactivated or deployed by receiving information on the Controller Area Network (CAN) from other control modules and via the directly connected signal cables from the components.

Signal cables are directly connected to the central electronic module from:

The central electronic module is controlled via a direct cable: