Fiat 1998 Marea Weekend, Service Manual

Page: 764 / 846

Electrical system
Component location
Marea-Marea Weekend
'99 range
Starting - Electronic ignition and injection - Recharging and warning light
light - Injection system failure warning ilight - Rev counter (1998)
Insufficient engine oil pressure warning
Component key
3 Power fusebox
4 Junction unit
6 Instrument panel
8 Left front earth
10 Engine battery earth
12 Ignition switch
18 Left rear earth
22 Left facia earth
40 Brake lights control switch
55 Connection between front/engine cables
57 Inertia switch
70 Connection between dashborad/front ca-
bles
68 Right door mirror
70 Connection between dashborad/front ca-
bles
127 Connection between front left cable/cable
on relay holder bracket
132 Petrol vapour cut out solenoid valve
136 Knock sensor
142 Heated Lambda sensor
143 Alternator
145 Starter motor
148 Earth for electronic injection
150 Injection system relay feed
151 Control relay for lambda probe, fuel pump
and injectors
152 Fuse protecting injection system
162 Injector (1st)
163 Injector (2nd)
164 Injector (3rd)
165 Injector (4th)
167 Air flow meter (debimeter)
168 Timing sensor
184 Ignition coils (2nd)
185 Ignition coils (3rd)
186 Ignition coils (4th)
187 Ignition coils (5th) (1998)
189 Variable valve timing
223 Rpm sensors
291 Potentiometer on accelerator pedal
292 Clutch pedal switch
296 Throttle lever potentiometer
334 Dual engine temperature sending unit
363 Variable valve timing actuator (998)
364 Motorized throttle body
55.
55C Front/engine lead connection
N 131B
* BV n.d
* A R n.d
H B 6 A
M 148
1 27 Connection between front left cable/cable on relay holder bracket
1998
B1 MB 4C *
B2 AN n.d.
A1 Rn.d. * B3
MG 190A
E
A2 RN 13 B4 S190A C8
A3 BG 190A* B5 VN3A
A4 AB 190A
B6
B 190A
A5 AG 190A B7 V G 7 0
A6 M3A C 2
BN190A
C5
y
A7 MN 55 C 3
HL n.d.
C6 /
A8 C n.d. * C4
S G n.d.
HRn.d. *
AR n.d. *
G 1 9 0 A *
A1 R n.d. *
A2 RN 98
B4 S365
A3 BV 151 * B5 VN98
A4 AB 123
m ™~
B 3 6 5
A5 AG 122 B7 VG365
p.
A6 M 124 3T*£
C2 BN 365
A7 MN 124 C3
H L 9 8
A8 C n.d. * C4
S G 98
B1 MB 151 * C5
H R 1 5 2 A *
B2 AN 124 C6 A R 1 5 2 B *
B3 MG 124 C7 G 1 5 0 *
1 90A Injection/ignition electronic control unit (1998)
1998
3
6
7
8
9
13
15
16
24
G V 1 3 1 *
S 127 *
AN 291 *
G N 291 *
B 1 2 7 *
MG 127 *
RV n.d. *
BV n.d *
ZB 291 *
25
27
30
31
32
35
40
41
44
A n.d*
RN n.d. *
B G 127 *
G 1 2 7 *
BV n.d *
L 6 A *
HB 291 *
BN 127 *
V B 7 0 *
46
47
48
50
53
54
56
57
59
L N 6 A *
C n . d *
BV n.d *
A G 1 2 7 *
BR 1 3 9 *
MN 1 6 7 *
ZN 291 *
V 167*.
S B 292 *
62
63
49 33
190B
1
1998
Injection/ignition electronic control unit (1998)
•\
G n.d. *
18
V 1 6 2 *
34
B n.d. * J ^ L A 1 4 1 *
3
G 1 6 5 *
20
V 1 6 4 *
35
B 1 6 3 * _§§_ A 3 6 4 *
4
G 1 8 9 *
22
V 1 3 6 *
36
B 3 6 3 *
J>!L
A 2 2 3 *
5
G 1 3 2 *
23
V 1 4 1 *
38
B 136A*
6
G 136A*
24
V 6 4 *
40
B 3 6 4 *
10
G 2 2 3 *
25
V 3 3 4 *
42
B 1 6 8 *
14
G 1 8 5 *
26
V n . d . *
49
A n.d. *
15
G 1 8 6 *
31
V 1 8 7 *
51
A 1 6 8 *
16
G 1 8 3 *
32
V 1 8 4 *
52
A 165A*
17
V n.d. *
33
B n.d. *
54
A 1 3 6 *
49 33
(*) The cables involved in the wiring diagram are marked with an asterisk.
94 XII-99 Cancels and replaces Publication n° 506.763/19