Page 133 of 330
Marea- Marea Weekend
2000 range ©)
Electrical equipment
Protection and safety devices
55.
Main supplies wiring diagram (diesel engine types)
Component key
3B/C Power fusebox
3A/D Supplementary fusebox
4 Junction unit
10 Engine battery earth
10A Bodyshell battery earth
11 Battery
12 Ignition switch
96 Power fuse protecting A.B.S
129 Engine cooling fan protection power fuse.
129A Power fuse protecting engine cooling fan
no.2
201 Heaer plugs control unit
332 Ignition activated power relay.
Copyright by Fiat Auto 3
Page 138 of 330

Electrical system
Protection and security devices
Marea-Marea Weekend
2000 range Q
55.
SUPPLEMENTARY FUSEBOX
Many shunt fuses are found under the facia
just above the junction control unit
The fuses are grouped in two special multiple
connectors, one for the front wiring the other
for the facia wiring, according to a pre-set
position and located as shown in the figure:
3A: front wiring
Fuse Protected circuit Amp
- F1 Fuse protecting ignition activated services (15/54) 7.5
- F2 Fuse protecting headlamp washers 20
- F3 Fuse protecting injection and CODE, fan 7.5
- F4 Fuse protecting ABS 10
- F5 Fuse protecting compressor and air conditioner 7.5
- F6 Fuse protecting injection memory and CODE, fan 7.5
3D: facia wiring
Fuse Protected circuit Amp
- F1 Fuse protecting ignition activated services (INT) 7.5
- F2 Fuse protecting foglamps 15
- F3 Fuse protecting rear electric windows 25
- F4 Fuse protecting front electric windows 25
- F5 Fuse protecting sunroof, seats, cigarette lighter 30
- F6 Fuse protecting airbag 10
8 Publication no. 506.763/24
Page 139 of 330
Marea-Marea Weekend Electrical equipment
2000 range (§) Location of components on the car
55.
LOCATION OF RELAYS AND FUSES ON THE VEHICLE (BONNET - Petrol engine types)
Fi998l152B 273 274 i * *
3B-3C Power fusebox
96 Power fuse protecting ABS
98 Headlamp washer intermittent function
122 Engine cooling fan low speed relay
123 Engine cooling fan high speed timer
124 Air condiitoning compressor control relay
129 Power fuse protecting engine coling fan
150 Injection system relay feed
151 Lambda probe control relay for fuel pump
and injectors
152 Fuse protecting injection system
152A Fuse protecting injection system
152B Fuse protecting injection system
273 Fuse protecting automatic transmission
system
274 Fuse protecting automatic transmission
system
276 Starter enablement relay
(••) Versions with air conditioning
(*) With automatic transmission
Copyright by Fiat Auto 9
Page 140 of 330
Electrical equipment Marea-Marea Weekend
Location of components on the car 2000 range (§)
55.
LOCATION OF RELAYS AND FUSES ON THE VEHICLE (BONNET - Diesel engine types )
152
3B/C Power fusebox
96 Power fuse protecting A.B.S
98 Headlamp washer intermittent function
122 Engine cooling fan low speed relay
123 Engine cooling fan high speed timer
124 Air condiitoning compressor control relay
129 Engine cooling fan protection power fuse
129A Power fuse protecting engine cooling fan
no. 2
152 Fuse protecting injection system
303 Fuse protecting diesel preheating
304 Diesel preheating protection relay.
346 Additional heater relay
347 Additional heater relay
348 Additional heater remote control swictch
349 Additional heater protection fuse
369 Engone cooling fan remote control switch
(••) Versions with air conditioning
10 Print n° 506.763/23
Page 141 of 330
Marea-Marea Weekend Electrical equipment
2000 range (§) Location of components on the car
55.
LOCATION OF RELAYS AND FUSES ON THE CAR (PASSENGER COMPARTMENT)
3A/D Supplementary fusebox 332 Ignition activated power relay.
4 Junction unit 344 I.E. protective fuse
5 Dipped headlamps relay feed
32 Fog lamp control relay
150 Injection system relay feed
151 Lambda probe control relay for fuel pump
and injectors
152 Fuse protecting injection system
326 Additional heater control unit
328 Hazard warning lights relay
Copyright by Fiat Auto 11
Page 142 of 330
Electrical equipment Marea-Marea Weekend
Location of components on the car 2000 range ©
55.
LOCATION OF CONTROL UNITS AND DIAGNOSTIC SOCKETS (PASSENGER COMPARTMENT)
P4f012LL01
114 Air bag electronic contol unit
131 Fiat-CODE electronic control unit
238 Rear electric windows control unit
244 Integrated services control system
253 Air conditioner control unit
267 Automatic transmission control unit
333 Injection control unit (JTD)
375 Standardized diagnostic socket
12 Print n° 506.763/23
Page 149 of 330
Marea-Marea Weekend # *»
2000 range ©
Electrical system
Radio System
55.
GENERAL DESCRIPTION
The car radio reception and playing system has been developed with the acoustic properties of the pas
senger compartment in mind to offer outstanding sound reproduction at all times.
The system is installed on the car directly during production, without subsequent interventions. All wires
are integral with the car wiring.
The system includes:
- radio
- front speakers (with separate tweeters)
- rear speakers
- radio supply leads
- radio and speaker connection leads
- radio controls on steering wheel
- coaxial aerial connection lead
- stylus aerial on roof
- connection lead for CD changer, located in boot.
LOCATION OF SYSTEM COMPONENTS
Component key
1 Radio
2 Radio controls on steering wheel
3 Front speaker
4 Front tweeter
5 Rear speaker
6 Aerial
7 Coaxial aerial lead
8 Lead for CD changer
9 CD player/changer
Copyright by Fiat Auto XII-00 - Update 19
Page 150 of 330

Electrical system
Radio System
55.
CAR RADIO
The radio is customised to fit in with the instrument facia styling. It is fixed because it cannot be adapted
to any other car.
It comes in three versions:
RADIO H4 : with CD player, theft protection, predisposition for handsfree mobile phone use,
connection lead for CD changer, possibility of steering wheel controls.
RADIO H3 : with cassette player, theft protection, predisposition for handsfree mobile phone
use, connection lead for CD changer, possibility of steering wheel controls.
Marea-Marea Weekend
2000 range ©
RADIO M2 : with cassette player, predisposition for handsfree mobile phone use
AERIAL
The car is fitted with aN aerial on the roof.
Electrically-controlled aerial
The car radio is fitted with the wiring for controlling an automatic electric aerial (that rises when the car
radio is switched on and lowers when the radio is switched off).
SPEAKERS
The special sound system comprises:
- 2 elliptical mid-woofer speakers 130 x 180 mm with a power output of 30W max each;
- 2 diffusori fluid iron tweeter dome speakers with a max power output of 40W max;
- 2 full-range 0 130 mm speakers with a power output of 30W max each (only for H4 and H3)
20 XII-00 - Update Publication no. 506.763/24