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WIRING DIAGRAM - RADIO - Alfa Romeo 159 1.8 Da 01/06
COMPONENTS - RADIO - Alfa Romeo 159 1.8 Da 01/06
| Component code | Description | Reference to the operation |
| B001 | JUNCTION UNIT | |
| B002 | JUNCTION UNIT UNDER DASHBOARD | |
| B099 | MAXIFUSE BOX ON BATTERY | |
| C020 | PASSENGER SIDE DASHBOARD EARTH | - |
| D001 | FRONT/DASHBOARD COUPLING | - |
| D020 | DASHBOARD/REAR COUPLING | - |
| D030 | DRIVER'S FRONT DOOR COUPLING | - |
| D031 | PASSENGER FRONT DOOR COUPLING | - |
| D035 | LEFT REAR DOOR COUPLING | - |
| D036 | RIGHT REAR DOOR COUPLING | - |
| M001 | BODY COMPUTER | |
| M089 | STEERING LOCK CONTROL UNIT (NBS) | |
| P020 | RADIO | - |
| P025 | AERIAL POWER SUPPLY | |
| P030 | LEFT REAR SPEAKER | |
| P031 | RIGHT REAR SPEAKER | |
| P035 | SPEAKER ON FRONT DOOR LEFT | |
| P036 | SPEAKER ON PASSENGER FRONT DOOR | |
| P045 | DRIVER'S FRONT TWEETER SPEAKER | |
| P046 | PASSENGER FRONT TWEETER SPEAKER | |
| P047 | LEFT REAR TWEETER SPEAKER | |
| P048 | RIGHT REAR TWEETER SPEAKER |
COMPONENT LOCATION - RADIO - Alfa Romeo 159 1.8 Da 01/06
| Component code | Description | Reference to the operation |
| B001 | JUNCTION UNIT | |
| B002 | JUNCTION UNIT UNDER DASHBOARD | |
| B099 | MAXIFUSE BOX ON BATTERY | |
| C020 | PASSENGER SIDE DASHBOARD EARTH | - |
| D001 | FRONT/DASHBOARD COUPLING | - |
| D020 | DASHBOARD/REAR COUPLING | - |
| D030 | DRIVER'S FRONT DOOR COUPLING | - |
| D031 | PASSENGER FRONT DOOR COUPLING | - |
| D035 | LEFT REAR DOOR COUPLING | - |
| D036 | RIGHT REAR DOOR COUPLING | - |
| M001 | BODY COMPUTER | |
| M089 | STEERING LOCK CONTROL UNIT (NBS) | |
| P020 | RADIO | - |
| P025 | AERIAL POWER SUPPLY | |
| P030 | LEFT REAR SPEAKER | |
| P031 | RIGHT REAR SPEAKER | |
| P035 | SPEAKER ON FRONT DOOR LEFT | |
| P036 | SPEAKER ON PASSENGER FRONT DOOR | |
| P045 | DRIVER'S FRONT TWEETER SPEAKER | |
| P046 | PASSENGER FRONT TWEETER SPEAKER | |
| P047 | LEFT REAR TWEETER SPEAKER | |
| P048 | RIGHT REAR TWEETER SPEAKER |
DESCRIPTION - RADIO - Alfa Romeo 159 1.8 Da 01/06
FUNCTIONAL DESCRIPTION - RADIO - Alfa Romeo 159 1.8 Da 01/06
Radio P20 is supplied directly (4 of connector A) from the battery via the line of fuse F23 of the engine compartment junction unit B1 .The radio P20 receives an ignition-operated (INT) power supply (pin 7 of connector A) via the line for fuse F49 of the junction unit under the dashboard B2 .Pin 8 of connector A is earthed.Pin 6 of connector A of P20 receives the power supply for the dimmer lighting, coming from pin 18 of connector H of M1.The following cables with signals for the speakers leave connector B of P20:- pins 5 and 6 to the left front speakers P35 and P45;- pins 3 and 4 to the right front speakers P36 and P46;- pins 7 and 8 to the left rear speakers P30 and P47;- pins 1 and 2 to the right rear speakers P31 and P48;The aerial P25 is connected to the radio by means of the special coaxial cable.
