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Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 408 (General Electrical System - Service Techniques) >> Anti-theft alarm system E63/E64 >> Monitoring of sub-bus for anti-theft alarm

Monitoring of sub-bus for anti-theft alarm

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The sub-bus between the alarm system control unit in the emergency power siren and the microwave sensors is monitored for open circuits.