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)
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Page 152 of 330
Radio system
Electrical system Marea- Marea Weekend
2000 range @
55.
Supplementary connections
Connector C
Line output: possibility of connection for power amplifier (Booster)or active speaker
C1 Rear speaker (left +)
C2 Rear speaker (right +)
C3 Earth (-)
C4 Front speaker (left +)
C5 Front speaker (right +)
C6 Switch signal for power amplifier: on/off (max. 0.3A).
Phone input
Possibility of mobile phone handsfree connection
C7 NF phone
C12 NF phone earth
Remote control from steering wheel (H4 and H3 versions)
C8 Earth
C9 Remote control
Cd changer connection (H4 and H3 versions)
C13 CD bus control line
C15 CD bus earth
C16 +12V supply voltage for cd changer
C17 Switching voltage for cd changer
C18 NF CD earth
C19 left NF CD
C20 rifht NF CD
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Page 154 of 330
Electrical system Marea- Marea Weekend
Radio system 2000 range (§)
55.
CONTROL DESCRIPTION
RADIO H4
This comes with a CD player, antitheft protection, predisposition for mobile phone handsfree operation,
connection lead for CD changer, possibility of steering wheel controls.
4 5 2 14 7 6
13 18 17 16 15 12 11 10
The tables on the following pages details key functions according to operating mode (RADIO, CD, CD
CHANGER, PHONE).
24 XII-00 - Update Publication no. 506.763/24
Page 157 of 330
Marea-Marea Weekend
2000 range @
Electrical system
Radio System
55.
RADIO H3
This comes with a cassette player, antitheft protection, predisposition for mobile phone handsfree opera
tion, connection lead for CD changer, possibility of steering wheel controls.
/ / /' /
13 18 17 16 15 12 11 10
The tables on the following pages details key functions according to operating mode (RADIO, CASSETTE,
CD CHANGER, PHONE).
Copyright by Fiat Auto XII-00 Update 27
Page 206 of 330

Electrical equipment
Component location
Marea-Marea Weekend
2000 range ©
55.
RADIO SYSTEM - CIGAR LIGHER
Component key
3 Power fusebox
4 Junction unit:
6 Instrument panel
10 Engine battery earth
11 Battery
12 Ignition switch
22 Left facia earth
28 Connection between facia/rear cables
35 Connection between dashboard/left front
door cables
36 Connection between dashboard/right front
door cables
42 Right facia earth
48 Radio receiver with clock
49 Left front tweeter speaker
50 Right front tweeter speaker
51 Speaker in left front door
52 Speaker in right front door
53 Left rear speaker
54 Right rear speaker
69 Cigar lighter
248 Radio controls on steering wheel
310 Connection bridge
320 Aerial power supply
321 Connection for TELEPASS
28B Facia/rear lead connection
* BN n.d. S 120B HG310C Z120B
AG 48B *
HV310C
* NZ n.d
AB48B* AB
AR48B* .AR
*BR53
*SN 36
BR 48B *
SN n.d.'
36 Connection between dashboard/right front door cables
S28B.
HG 310D
GN 244A
Z28B
N 19
A n.d
AG n.d
B310E
MN n.d.
LR 66
BN 111B
HV66
H 111A
A111B
AG 68
MN68
48A Radio receiver with clock
*N22
BN 319*
* R n.d
* RV 320
*VN 6B
48 B Radio receiver with clock
BN 319*
(*) The cables involved in the wiring diagram are marked with an asterisk.
20 Print n° 506.763/23
Page 254 of 330

Electrical equipment
Component location
Marea-Marea Weekend
2000 range ©
55.
ANTI-LOCKING BRAKING SYSTEM (ABS) AND FAILURE WARNING LIGHT
Component key
3 Power fusebox
4 Junction unit:
6 Instrument panel
8 Left front earth
10 Engine battery earth
11 Battery
12 Ignition switch
40 Brake lights control switch
88 Insufficient brake fluid level sensor
95 Connection between front cables/anti-
lock brakes A.B.S.
96 60A fuse protecting anti-lock brakes (A.B.S.)
174 Power earth for A.B.S.
176 Diagnostic socket for A.B.S.
177 Sensor on left front wheel (A.B.S.)
178 Sensor on left rear wheel (AB.S.)
179 Sensor on right front wheel (AB.S.)
180 Sensor on right rear wheel (AB.S.)
181 Electro-hydraulic control unit
375 Standardized diagnostic socket
3A Power fusebox
*CA95 CB n.d.
R n.d.
M n.d.
X n.d
.VN127
AR n.d.
.C n.d.
C n.d M n.d.
95 Connection between front cables/anti-lock brakes A.B.S. leads
LN 375
BN n.d.
*CA3A
BN 181
*CN 181
1 81 A.B.S. hydraulic control unit
9 M 180* 18 N n.d. *
10 V180* 19 R n.d. *
11 LN 95 20 RV95*
12 M 179* 21 BN 95*
13 B 179* 22 M 178*
14 M 177* 23 G 178*
15 C95* 24 LR 95*
16 N n.d. * 25 R 177*
17 Rn.d.*
4FQ68ML04
The cables involved in the wiring diagram are marked with an asterisk.
68 Print n° 506.763/23
Page 302 of 330
Electrical equipment
Connector blocks
Marea-Marea Weekend
2000 range ©
55.
1 68 Timing sensor
1596 JTD 1998
VN n.d.
B 195B
Vn.d.
BV 333B _
L333B
C333B
L190B
1 70 Resistance for engine cooling fan
Rn.d.
R122
1 74 Power earth for A.B.S.
Nn.d.
1 70 Resistance for engine cooling fan
1596
Mn.d.
L122
1 77 Sensor on left front wheel for A.B.S.
1 78 Sensor on left rear wheel for A.B.S.
G 181
M 181
116 Print n° 506.763/23
Page 303 of 330
Marea- Marea Weekend
2000 range ©
Electrical equipment
Connector blocks
1 79 Sensor on right front wheel (A.B.S.)
B 181
M 181
1 81 ABS hydraulic control unit
10
11
12
13
14
15
16
17
M 180
V 180
LN 95
M179
B 179
M177
C95
N n.d.
Rn.d.
18
19
20
21
22
23
24
25
N n.d.
Rn.d.
RV95
BN 95
M 178
G 178
LR 95
R177
182A Right brake pad wear sensor cable con
nection
BR 13
55.
1 80 Sensor on right rear wheel (A.B.S.)
V181
M 181
1 84 Ignition coil (2°)
1998
M 148
183 Ignition coil (1°)
1998
M 148
Gn.d.
G 190B
1 85 Ignition coil (3°)
1998
M 148
Copyright by Fiat Auto 117