2003 FIAT BARCHETTA fuse box diagram

150
ELECTRONIC ALARM
WIRING DIAGRAM AND
ADDITIONAL BRANCHES fig. 1
1- Right indicator/hazard lights
branch
fig. 1
P5S00726m
2- Passenger compartment sensor
3- Front right ground
4- Diagnostic socket5- Optional device protection fuse-
box
6- Radio-frequency receiver
7- “Electronic alarm on” led
8- Electronic alarm control unit
9- Bonnet switch
10- Boot switch
11- Ignition switch powering
12- Right door switch
13- Left door switch
14- Indicator light 15A fuse and
branch unit
15 - Left indicator/hazard lights
branch.

152
fig.3 - A- Fuse box- B- Seven pole socket - C- Left rear lighting cluster - D- Right rear lighting
cluster
P5S00723m
TOW HITCH INSTALLATION
TOW HITCH INSTALLATION
The device for towing a trailer (tow
hitch) fig. 3must be fixed to the body
by an expert in accordance with the
following instructions.The following must be used for the
mechanical connection:
– “CUNA 501” 1
stclass ball coupling
(CUNA NC 138-40 table);– “CUNA 501” 1
stclass socket cou-
pling (CUNA NC 438-40 table).
For the electric connection a 7-pole,
12-Volt coupling must be used (CU-
NA UNI 9128).
The electric coupling must be fixed
on a special mount to be attached to
the ball coupling.
The electrical functions for the cou-
pling must be connected as illustrat-
ed infig. 5.
In addition to the electrical connec-
tions (shown in the diagram that fol-
lows) only the lead for powering an
electrical brake and the lead to pow-
er a light inside the trailer not ex-
ceeding 15W may be connected to the
car's electrical system.
The electrical brake must be pow-
ered directly from the battery by
means of a lead with a cross-section
no less than 2.5 mm
2.

154
fig. 5
P5S00725m
ELECTRICAL CONNECTION
DIAGRAM fig. 5
1- Fuse box
2- Connection on the fuse box for
powering the trailer's stop lights3- Connection on the fuse box for
powering the relays
4- Connection on the fuse box for
powering the trailer's rear foglights5- Left-hand taillight
6- Right-hand taillight
7- Rear left earth point
8- Seven-pole socket
9 - Relay for the power supply of the
trailer's rear left-hand direction indi-
cator
10- Relay for the power supply of
the trailer's rear right-hand direction
indicator
11- 7.5A fuse
Devices9 - 10 - 11are not includ-
ed in the car system and must be
added by the owner.