AUTOMOTIVE ELECTRICIANS

Fiat DOBLO 1.9 JTD 8V da 12/03 – REVERSING LIGHTS – – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION

Fiat DOBLO 1.9 JTD 8V  da 12/03 – REVERSING LIGHTS –  – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION

Wiring diagram - REVERSING LIGHTS - Fiat DOBLO 1.9 JTD 8V da 12/03





COMPONENTS - REVERSING LIGHTS - Fiat DOBLO 1.9 JTD 8V da 12/03



Component codeNameAssembly reference
B1 Engine compartment junction unit-
B1 Engine compartment junction unit
B1 Engine compartment junction unit
B2 Junction unit under dashboard-
B2 Junction unit under dashboard
C15 Facia earth, driver''s side-
C30 Left rear earth-
F30 Rear left light cluster
F31 Rear right light cluster
I20 Reversing lights switch
I20 Reversing lights switch
M1 Body computer

Location of components - REVERSING LIGHTS - Fiat DOBLO 1.9 JTD 8V da 12/03





COMPONENTS - REVERSING LIGHTS - Fiat DOBLO 1.9 JTD 8V da 12/03



Component codeNameAssembly reference
B1 Engine compartment junction unit-
B1 Engine compartment junction unit
B1 Engine compartment junction unit
B2 Junction unit under dashboard-
B2 Junction unit under dashboard
C15 Facia earth, driver''s side-
C30 Left rear earth-
F30 Rear left light cluster
F31 Rear right light cluster
I20 Reversing lights switch
I20 Reversing lights switch
M1 Body computer

Description - REVERSING LIGHTS - Fiat DOBLO 1.9 JTD 8V da 12/03


The vehicle is equipped with a reversing light located in the rear lights.They are operated each time reverse gear is engaged through the special switch on the outside of the gearbox casing.The circuit is supplied with the ignition switched ON and is protected by a fuse, in the junction unit under the facia.

Functional description - REVERSING LIGHTS - Fiat DOBLO 1.9 JTD 8V da 12/03


The signal for activating the reversing light leaves the switch I20 , located on the gearbox, whose supply is controlled by the ignition (INT/A) via the connection between the ignition switch H01 and pin 1 connector E of the junction unit under the dashboard B02 . The line is protected by fuse F31 housed in the same junction unit ( B02 ) and passes through the engine compartment junction unit B01 entering at pin 11 connector B and exiting at pin 9 connector B.When reverse gear is engaged, the switch closes and the reversing lights in the right rear lights F31 and the left rear lights F30 are supplied via pin 8 of connector D of the junction unit under the dashboard B02 .At the same time, this supply is sent to the body computer M01 for the connected logic functions.The body computer is supplied via pin 11 connector E of the junction unit B02 from the ignition switch H01 (INT), or via a line protected by fuses F53 and F1 housed in junction units B02 and B01 , respectively, and, lastly directly from the battery via the protective fuse F1 in the engine compartment junction unit B01 .Pins 8 and 9 connector D of the body computer are connected to earth.

JUNCTION UNIT



B001A



B001B



B001C



B001C



B001C



B001C



B001C



B001D



B001E



B001F



B001F



B001F



B001F



B001F



B1A



B1A



B1B



B1C



B1C



B1C



B1C



B1C



B1C



B1C



B1C



B1D



B1E



B1E



B1F



B1F



B1F



B1F



B1F



B1F



JUNCTION UNIT UNDER DASHBOARD



B002A



B002A



B002A



B002A



B002A



B002C



B002D



B002D



B002E



B002E



B002E



B002F



B002G



B002G



B2A



B2A



B2A



B2A



B2A



B2C



B2D



B2D



B2D



B2E



B2E



B2E



B2E



B2F



B2G



DASHBOARD EARTH, DRIVER''S SIDE



C015A



C015A



C015C



C15A



C15A



C15B



C15C



BODY COMPUTER



M1A



M1A



M1A



M1A



M1C



M1D



M1E



M1F



M001A



M001A



M001A



M001A



M001A



M001C



M001C



M001C



M001D



M001D



M001E



M001E



M001F



M001F


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