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Home >> BMW >> 2011 >> M3 2D Convertible, Standard >> Repair and Diagnosis (Single Page) >> General Information >> OEM General Information >> Functional Description -- M3 Convertible >> Anti-Theft System - Functional Description >> Remote Key >> Brief component description >> Car access system (CAS)
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Car access system (CAS)

The Car Access System control unit includes the functionality of the RF remote control, the ignition and starter button, control of power at the terminals and the vehicle immobilizer. The CAS is also the gateway module between the K-CAN SYSTEM and the K-CAN PERIPHERY data buses.