Injection - Ignition System Fuses And Relays; General System Protection Fuse; Fuses And Relay; Earth Points - Fiat 1998 Marea Service Manual

Engine
Fuel system
10.
24
Marea-Marea Weekend®
INJECTION - IGNITION SYSTEM FUSES
AND RELAYS
General system protection fuse (fig. 1)
The general fuse (30A) protecting the injec-
tion-ignition system (1) is housed inside a con-
tainer; to gain access to the fuse, undo side clips
and lift lid.
Fuses and relay (fig. 2)
The following components are housed on a
bracket located against the rear wall of the en-
gine bay:
1. System relay
2. 7.5A fuse protecting +15/54 power source
3. 7.5A fuse protecting +30 power source
4. 15A fuse protecting lambda probe and fuel
vapour solenoid
5. Lambda probe lead junction
EARTH POINTS (fig. 3)
To increse electromagnetic compatibility and
functional reliability, the earth points are ar-
ranged as follows:
- The main injection-ignition system earth is
directly connected to the battery negative ter-
minal.
- The earth of the injection-ignition ECU con-
tainer (1) is connected to the car body earth
on the control unit bracket.
TESTER SOCKET (fig. 4)
The test socket for connection of an SDC sta-
tion or EXAMINER is located alongside the
power fuse box.
P4F24IJ03
^
1998 range
P4F24IJ04
Publication no. 506.763/09