AUTOMOTIVE ELECTRICIANS

Fiat GRANDE PUNTO 1.2 8v – HEATED SEATS – – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION

Fiat GRANDE PUNTO 1.2 8v   – HEATED SEATS –  – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION

WIRING DIAGRAM - HEATED SEATS - Fiat GRANDE PUNTO 1.2 8v





COMPONENTS - HEATED SEATS - Fiat GRANDE PUNTO 1.2 8v



Component codeDescriptionReference to the operation
B001JUNCTION UNIT
B045LUGGAGE COMPARTMENT JUNCTION UNIT (CVB)
B099MAXI FUSE BOX ON BATTERY
C015DASHBOARD EARTH, DRIVER'S SIDE-
C020PASSENGER SIDE DASHBOARD EARTH-
C030LEFT REAR EARTH-
D070DRIVER'S SEAT COUPLING-
D071PASSENGER SEAT COUPLING-
D097SHORT CIRCUITING COUPLING-
H001IGNITION SWITCH
I065DRIVER'S SEAT HEATING SWITCH
I066PASSENGER SEAT HEATING SWITCH
M001BODY COMPUTER
O040LEFT SEAT HEATER
O041PASSENGER SEAT HEATER

COMPONENT LOCATION - HEATED SEATS - Fiat GRANDE PUNTO 1.2 8v





Component codeDescriptionReference to the operation
B001JUNCTION UNIT
B045LUGGAGE COMPARTMENT JUNCTION UNIT (CVB)
B099MAXI FUSE BOX ON BATTERY
C015DASHBOARD EARTH, DRIVER'S SIDE-
C020PASSENGER SIDE DASHBOARD EARTH-
C030LEFT REAR EARTH-
D070DRIVER'S SEAT COUPLING-
D071PASSENGER SEAT COUPLING-
D097SHORT CIRCUITING COUPLING-
H001IGNITION SWITCH
I065DRIVER'S SEAT HEATING SWITCH
I066PASSENGER SEAT HEATING SWITCH
M001BODY COMPUTER
O040LEFT SEAT HEATER
O041PASSENGER SEAT HEATER

DESCRIPTION - HEATED SEATS - Fiat GRANDE PUNTO 1.2 8v


The front seats are available, on request, with a special heating system (comprising two heating elements located in the cushion and the backrest): this allows the seat to be heated to overcome the discomfort of cold passenger compartments in very harsh climates, e.g. when the car is left in the open for long periods in winter.The heating device located in each seat consists of two resistors activated by a controls located on the console between the two seats.A special LED next to the switches indicates that the coils are switched on.Once a certain temperature has been reached the heating stops automatically thanks to a thermal contact inside the actual device.Seat heating is ignition-operated (INT).The seat heating circuit is controlled by two special relays and protected by two specific fuses located in the fuse box in the boot.

FUNCTIONAL DESCRIPTION - HEATED SEATS - Fiat GRANDE PUNTO 1.2 8v


The power supply to both seat heaters O40 and O41 is received via relays T31 (left) and T35 (right) located in boot fuse box B45, via lines protected by fuses F68 and F83 respectively. The relays are excited by control signals from switches I65 and I66.Switches I65 and I66 are supplied by an ignition-operated line (INT) leading from Body Computer M1 - pin 6 of connector E - protected by fuse F61 of M1.Body Computer M1 - connector G - is supplied directly by the battery via a line protected by maxifuse F2 of engine compartment control unit B1; it is supplied with an ignition-operated supply (INT) at pin 32 of connector D; pin 10 of connector H of M1 supplies the Body Computer with a reference earth.The switches are lit by an ignition-operated supply (INT) from the line of fuse F61 of M1.

JUNCTION UNIT



B001A



B001A



B001A



B001A



B001B



B001B



B001C



B001C



B001C



B001C



B001C



B001X



LUGGAGE COMPARTMENT JUNCTION UNIT (CVB)



B045A



B045B



MAXI FUSE BOX ON BATTERY



B099A



B099A



B099B



B099D



B099D



B099E



B099F



DASHBOARD EARTH, DRIVER'S SIDE



C015A



C015B



C015C



PASSENGER SIDE DASHBOARD EARTH



C020



LEFT REAR EARTH



C030A



C030B



DRIVER'S SEAT COUPLING



D070A



D070A



D070C



D070C



PASSENGER SEAT COUPLING



D071A



D071A



D071B



D071B



D071C



D071C



SHORT CIRCUITING COUPLING



D097A



IGNITION SWITCH



H001



DRIVER'S SEAT HEATING SWITCH



I065



PASSENGER SEAT HEATING SWITCH



I066



BODY COMPUTER



M001A



M001C



M001D



M001E



M001G



M001H



M001H



M001H



M001K



LEFT SEAT HEATER



O040A



O040B



PASSENGER SEAT HEATER



O041A



O041B


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