Retrofit CD changer wiring harness - AZ82.64-P-0001-01RB

Component sequence before installation:

Radio (A2) or COMAND operating, display and control unit (A40/3)
Sound amplifier (A2/13)
Radio (A2) or COMAND operating, display and control unit (A40/3)

Fig 1: Identifying Fiber Optic Cable Modules And Sound Amplifier
Courtesy of MERCEDES-BENZ USA

Component sequence following installation (must be observed).

Fiber optical cables are given new consecutive numbers after installation of a new ring component (note direction of information flow).

Fig 2: Identifying Fiber Optic Cable Modules And Sound Amplifier

Courtesy of MERCEDES-BENZ USA

Disconnect sound amplifier connector housing (A2/13).
Unlock connector housing and remove white (ws) insert from sound amplifier connector housing (A2/13).
Insert new (M2) fiber optical cable module (new) with white (ws) insert into connector housing for sound amplifier (A2/13) and lock housing.
Observe special routing guidelines for fiber optic cables.

Fig 3: CD Changer Wiring Harness Communication
Courtesy of MERCEDES-BENZ USA
Unlock new connector housing for CD player with changer (A2/6) and insert red insert (rt) from the new fiber optical cable module (M2) (new) into connector housing of CD player with changer (A2/6).
Insert white (ws) insert for (M3) fiber optical cable module into CD player with changer connector housing (A2/6) and lock connector housing.
Route fiber optical cable modules (M1, M2 and M3) in vehicle as shown in figure and connect individual fiber optical cable modules at corresponding connectors according to dimensions using insulating tape.
Insulation must end 50 mm in front of the connector housing.
Reconnect connector housing on CD player with changer (A2/6) and sound amplifier (A2/13).

Fig 4: Identifying Fiber Optical Cable Modules
Courtesy of MERCEDES-BENZ USA