Notes: For vehicles with navigation system professional [S609A (+)]. Important notice! The system automatically requests the repair enable codes during the programming routine. As an alternative, it is possible to request the enable codes directly by selecting 'sweeping technology' in the 'fsc repair information request' menu at the asap portal. A T T E N T I O N ! The defective used part must be forwarded through the exchange part return loop. It is essential to observe parts_051_09_14 product information bulletin! Attention! In the event that the head unit is stolen, it is necessary to consult with the insurance company to determine whether an exchange part may be installed and whether the associated flat rate deposit may be applied . If the insurance demands that a new part must be used, then the corresponding part number must be taken from the epc .