Brief description of components
The CAS consists of the following components:
- CAS control unit
The CAS control unit is the master control unit for a number of systems.
The CAS control unit is connected directly to the K-CAN (Body CAN).
- Ignition starter switch
- E60, E61, E63, E64 up to 09/2005
The ignition starter switch switches the individual terminals of the ignition lock.
Four Hall sensors are installed in the ignition starter switch. The Hall sensors read out the terminal status. The signals are forwarded to the CAS control unit.
- START/STOP button and slot
The ignition switch has been replaced by the START/STOP button and the slot for the remote control.
- Electronic steering lock
The electronic steering lock replaces the conventional mechanical steering lock.
The electronic steering lock is located directly on the steering column.
The electronic steering lock consists of a drive with gearing and locking pin. Electromechanical unlocking and locking is controlled by the CAS.
The electric steering lock is discontinued on the following vehicles:
- E90, E91, E92, E93 from 12/2006, only US version with automatic or manual transmission
- E60, E61 from 03/2007 with automatic transmission
- E63, E64 from 09/2007 with automatic transmission
- E70 from start of series production