Retrofit hands-free system wiring harness - AZ82.70-P-0005-02PB

With COMAND 

1. Expose VDA connection for telephone handset (A34) and separation point for portable cellular telephone (X39/37) in radio recess.
2. Connect antenna for the handset (A34) to the antenna line of the PSC adapter.

   Use the antenna adapter enclosed if necessary (depends on the vehicle version).

   Fig 1: Identifying Telephone Handset And Portable Cellular Telephone

   
3. Connect VDA connection line (5) to the interface box for the hands-free system (3).
   Fig 2: Identifying VDA Connection Line And Hands-Free System

   
4. Route the connection line (5) from the interface box for the hands-free system (3) as shown in the Figure to the exposed CTEL separation point for the portable CTEL (X39/37) into the radio recess and connect.

   Fasten wiring harness with adhesive felt.

   Fig 3: Identifying Hands-Free System And Portable CTEL Connection Line

   
5. Prepare CAN wiring harness (4) as shown in the Figure.
   Fig 4: Connection Schematic Diagram For CAN Wiring Harness

   
6. Connect CAN wiring harness (4) to ICANI box (2) and connect the ICANI connection coupling (7) to the free coupling of the interface box for the hands-free system (3).
7. Route CAN wiring harness (4) to the radio recess fasten with adhesive felt.
   Fig 5: Identifying CAN Wiring Harness, ICANI Box, ICANI Connection Coupling And Hands-Free System

   
8. Disconnect the standard production coupling from the COMAND operating, display and control module (A40/3) and detach coupling housing from the contact carrier (A). Mount the new coupling housing (12) (contained in the kit) on the standard production wiring harness. Insert contact carrier (A) in the new coupling housing (12). Provide contact carrier (B) of the CAN wiring harness (4) with the remaining coupling housing.
   Fig 6: Disconnecting Standard Production Coupling From COMAND Operating, Display And Control Module

   
9. Connect standard production coupling with the plug (11) from the CAN wiring harness CAN (4).
10. Connect intermediate coupling from the CAN wiring harness (4) to the COMAND operating, display and control module (A40/3).
    Fig 7: Identifying CAN Wiring Harness CAN And COMAND Operating, Display And Control Module

    
11. Only on vehicles without microphone preinstallation
    • Expose existing separation point of hands-free system microphone (B25) behind the overhead control panel and connect microphone (6).
    • Stick microphone (6) to the mirror base with double-sided adhesive tape (contained in parts kit) as shown in the Figure).

    Align microphone so that pickup opening points towards driver.

    Fig 8: Identifying Hands-Free System Microphone