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WIRING DIAGRAM - RADIO - Alfa Romeo 159 1.9 JTD 8V Fino a 12/05
COMPONENTS - RADIO - Alfa Romeo 159 1.9 JTD 8V Fino a 12/05
| 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 | - |
| D047 | CLOCK SPRING COUPLING | - |
| D096 | CD CHANGER CABLE INTERMEDIATE 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 | |
| P075 | CD PLAYER/CHANGER | - |
COMPONENT LOCATION - RADIO - Alfa Romeo 159 1.9 JTD 8V Fino a 12/05
| 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 | - |
| D047 | CLOCK SPRING COUPLING | - |
| D096 | CD CHANGER CABLE INTERMEDIATE 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 | |
| P075 | CD PLAYER/CHANGER | - |
DESCRIPTION - RADIO - Alfa Romeo 159 1.9 JTD 8V Fino a 12/05
The vehicle is equipped with a radio system comprising:- radio;- front speakers (woofers in the doors and tweeters in the dashboard);- rear speakers located in the doors- cables connecting the radio with the speakers;- aerial with support fitted at the rear of the roof with a coaxial connecting cable.A sophisticated Bose HIFI system with special HIFI speakers and an outside amplifier can also be fitted.The radio is a CAN node through which information is exchanged with the Body Computer and with the other electronic units.The radio is equipped with an anti-theft system through the connection of the radio at the CAN with the Body Computer; it also manages the volume control linked to the vehicle speed: the volume increases and decreases in relation to the speed of the vehicle: this information reaches the radio node via the CAN.Some versions are equipped with a series of buttons on the steering wheel: these make it possible to replicate some of the commands which are acquired in the same way by the actual radio.It is also possible to fit a multi-polar cable connecting the radio to a CD player located in the boot, on the right hand side.
FUNCTIONAL DESCRIPTION - RADIO - Alfa Romeo 159 1.9 JTD 8V Fino a 12/05
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 .Pin 8 of connector A is earthed.Pins 1 and 3 of connector A receive the CAN line by which the radio P20 is connected to the Body Computer M1 and the other system nodes.The radio P20 is connected, via the CAN, to the radio controls on the steering wheel, via the clock spring D47.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.A connection lead runs from connector E of P20 to CD player P75:. this cable, is divided into two sections: one under the dashboard and one under the passenger compartment lining (coupling D96).
