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WIRING DIAGRAM - RADIO - Fiat GRANDE PUNTO 1.4 16v
COMPONENTS - RADIO - Fiat GRANDE PUNTO 1.4 16v
| Component code | Description | Reference to the operation |
| B001 | JUNCTION UNIT | |
| B099 | MAXI FUSE BOX ON BATTERY | |
| C015 | DASHBOARD EARTH, DRIVER'S SIDE | - |
| 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 | |
| H001 | IGNITION SWITCH | |
| M001 | BODY COMPUTER | |
| P020 | RADIO | |
| P025 | AERIAL FEED/AMPLIFIER | |
| P030 | LEFT REAR SPEAKER | |
| P031 | RIGHT REAR SPEAKER | |
| P035 | SPEAKER ON FRONT DOOR LEFT | |
| P036 | SPEAKER IN RIGHT FRONT DOOR | |
| P045 | LEFT FRONT TWEETER SPEAKER | |
| P046 | RIGHT FRONT TWEETER SPEAKER |
COMPONENT LOCATION - RADIO - Fiat GRANDE PUNTO 1.4 16v
| Component code | Description | Reference to the operation |
| B001 | JUNCTION UNIT | |
| B099 | MAXI FUSE BOX ON BATTERY | |
| C015 | DASHBOARD EARTH, DRIVER'S SIDE | - |
| 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 | |
| H001 | IGNITION SWITCH | |
| M001 | BODY COMPUTER | |
| P020 | RADIO | |
| P025 | AERIAL FEED/AMPLIFIER | |
| P030 | LEFT REAR SPEAKER | |
| P031 | RIGHT REAR SPEAKER | |
| P035 | SPEAKER ON FRONT DOOR LEFT | |
| P036 | SPEAKER IN RIGHT FRONT DOOR | |
| P045 | LEFT FRONT TWEETER SPEAKER | |
| P046 | RIGHT FRONT TWEETER SPEAKER |
DESCRIPTION - RADIO - Fiat GRANDE PUNTO 1.4 16v
The vehicle is equipped with a radio system comprising:- radio (with CD / MP3 player);- front speakers: woofer and tweeter in the doors;- rear speakers in the doors (5 door versions) or in the rear side panels (3 door versions);- 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.
FUNCTIONAL DESCRIPTION - RADIO - Fiat GRANDE PUNTO 1.4 16v
The radio P20 is supplied directly (4 of connector A) from the battery via the line for fuse F51 of the Body Computer M1.Pin 8 of connector A is earthed.Pins 1 and 3 of connector A connect to the CAN that connects the radio P20 to the Body Computer M1 (pins 5 and 20 of connector D) and to the other system nodes.The Body Computer M1 is connected to the radio controls on the steering wheel via the clock spring D47: pin 35 of connector D supplies a reference earth to pin 7 of D47; pin 52 of connector D of M1 receives signals from the pushbuttons located to the left of the steering wheel while pin 50 of connector D of M1 receives signals from the pushbuttons on the left of the steering wheel.The Body Computer M1 - connector G - is supplied directly from the battery via a line protected by maxifuse F2 of the engine compartment control unit B1; its ignition-controlled supply (INT) is received at pin 2 of connector D; pin 10 of connector H or M1 supplies the Body Computer with a reference earth.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 (or P36 and P46 on right hand drive versions);- pins 3 and 4 to the right front speakers P36 and P46 (or P35 and P45 on right hand drive versions);- pins 7 and 8 to the left rear speaker P30;- pins 1 and 2 to the right rear speaker P31;The aerial P25 is connected to the radio by means of the special coaxial cable.
