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

Wiring diagram - CENTRAL LOCKING - Fiat DOBLO 1.9 JTD 8V da 12/03

CENTRAL LOCKING - WIRING DIAGRAM Fiat DOBLO 1.9 JTD 8V da 12/03

Get access to all wiring diagrams of the car

COMPONENTS - CENTRAL LOCKING - Fiat DOBLO 1.9 JTD 8V da 12/03

Component code	Name	Assembly 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	-
D196	Right sliding side door coupling	-
D197	Right sliding side door coupling	-
D30	Front left door connection	-
D31	Front right door connection	-
D35	Rear left door connection	-
D36	Rear right door connection	-
D85	Tailgate rear seal/	-
D85	Tailgate/ rear coupling	-
D97	Short circuiting coupling	-
I11	Boot opening switch	-
I11	Boot opening switch
I21	Switch on rear door
M1	Body computer	-
M1	Body computer
N166	left sliding side door lock geared motor	-
N167	Right sliding side door lock geared motor	-
N50	Left front door lock geared motor
N51	Right front door lock geared motor
N52	Rear door lock geared motor
N55	Left rear door lock geared motor
N56	Right rear door lock geared motor
N57	Boot lock gearmotor	-
P93	Aerial for alarm and central locking receiver	-

Location of components - CENTRAL LOCKING - Fiat DOBLO 1.9 JTD 8V da 12/03

CENTRAL LOCKING - LOCATION OF COMPONENTS Fiat DOBLO 1.9 JTD 8V da 12/03

Get access to all wiring diagrams of the car

COMPONENTS - CENTRAL LOCKING - Fiat DOBLO 1.9 JTD 8V da 12/03

Component code	Name	Assembly 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	-
D196	Right sliding side door coupling	-
D197	Right sliding side door coupling	-
D30	Front left door connection	-
D31	Front right door connection	-
D35	Rear left door connection	-
D36	Rear right door connection	-
D85	Tailgate rear seal/	-
D85	Tailgate/ rear coupling	-
D97	Short circuiting coupling	-
I11	Boot opening switch	-
I11	Boot opening switch
I21	Switch on rear door
M1	Body computer	-
M1	Body computer
N166	left sliding side door lock geared motor	-
N167	Right sliding side door lock geared motor	-
N50	Left front door lock geared motor
N51	Right front door lock geared motor
N52	Rear door lock geared motor
N55	Left rear door lock geared motor
N56	Right rear door lock geared motor
N57	Boot lock gearmotor	-
P93	Aerial for alarm and central locking receiver	-

Description - CENTRAL LOCKING - Fiat DOBLO 1.9 JTD 8V da 12/03

The lock motors on all the doors are activated simultaneously upon a command:from the ignition;from the front door switches (knobs);the remote control.Locking operation: when the key is used on one of the two front doors or the remote control is operated when the doors are firmly shut, all four doors are locked simultaneously.Unlocking operation: when the key is used on one of the two front doors, or the remote control is operated, all four doors are unlocked.This system is controlled by the body computer.

Functional description - CENTRAL LOCKING - Fiat DOBLO 1.9 JTD 8V da 12/03

The boody computer M01 receives the control signals from the front door locks, at pins 24 and 34 (unlock/lock) for the left front door geared motor N50 and at pins 17 and 35 (unlock/lock) for the right front door geared motor N51 .In addition, the operation of the central locking can be activated using the remote control via the aerial P93 connected to pins 21 and 31 of connector C of the body computer.The locks communicate their opened or closed status to body computer M01 at connector A to the following pins:8 for the left front door;25 for right front door;16 and 26 for the left and right sliding side doors;26 for the right rear door;36 for the boot switch (with either the swing door or the rocker tailgate).The body computer M01 controls the cental locking system motors, from pins 16 and 18 of connector D in the junction unit under the dashboard B02 via the short circuit couplings D97.The body computer M01 is supplied directly from the battery at pin A of connector C of the junction unit under the dashboard B02 . There is a protective fuse F1 for the direct supply located in the engine compartment junction unit B01 .Pins 8 and 9 connector D of the body computer are connected to earth.With the ignition ON, if one of the doors is opened, the appropriate door ajar warning light is displayed in the instrument panel E50. The supply lines arriving from the junction unit B02 via pin 11 connector E and pin A connector C also supply the instrument panel E50 via two lines protected by fuses F37 and F53 .