Page 260 of 330

Electrical equipment
Component location
Marea-Marea Weekend
2000 range ©
55.
Starting - Electronic injection - Recharging and warning light - Low engine oil pressure warning
warning light - Injection system failure warning light - Fuel preheating (1910 JTD)
ight - Heater plugs
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 Front/engine lead connection
56 Fuel level gauge control unit
57 Inertia switch
70 Connection between dashborad/front ca
bles
127 Connection between front left ca
ble/cable on relay holder bracket
143 Alternator
144 Rpm and TDC sensor
145 Starter motor
150 Injection system relay feed
151 Relay feed for Lambda sensor, electric
fuel pump, injectors
152 Fuse protecting injection system
167 Air flow meter (debimeter)
168 Timing sensor
193 I.E. control unit earth
201 Heater plugs control unit
228 Heater plugs (TD)
289 Thermal contact (PCT)
290 Heater coil (PCT)
291 Potentiometer on accelerator pedal
292 Clutch pedal switch
303 Diesel preheating protection fuse
304 Diesel preheating protection relay
333 Injection control unit (JTD)
334 Dual engine temperature sender unit
336 Injector 1 cyl (JTD)
337 Injector 2. cyl (JTD)
338 Injector 3. cyl (JTD)
339 Injector 4. cyl (JTD)
341 Fuel pressure regulator (JTD)
342 Fuel pressure sensor (JTD)
343 Turbo pressure sensor (JTD)
344 I.E. protective fuse (JTD)
334B I.E. protective fuse (JTD)
345 Fuel temperature sensor (JTD)
375 Standardized diagnostic socket
377 Variable geometry solenoid valve
378 Throttle adjustment solenoid valve
379 EGR solenoid valve
333A Injection control unit (JTD)
JTD 1 N n.d. * 16 BV55* 48 BR 375 76 ZB 291 *
2 N n.d. * 17 CR 377 * 49 VB6A* 77 GN 291 *
3 N n.d. * 18 MG 127 51 BN 127 78 ZN 291 * A 4 Rn.d.* 19 AB 127 52 B 127 79 A 291 *
5 RN n.d. * 20 AG 127 58 CB n.d. * 80 MB 291 * ,
11 GV131 21 LN6A 59 LRn.d. * 81 AN 291 * ' >
13 SB 150 22 RV201B* 60 S 127
14 CL6A 24 SN 151 * 61 BL 292 * 1
15 BG55* 47 Ln.d. * 62 NZ 201B*
5 43 24
-o
T7
2 62 81
oooooooooooooooooc oooooooooooooooooc
oooooooooooooooooc oooooooooooooooooc
~7
63 44
333B Injection control unit (JTD)
JTD 82 SN55* 92 H342* 103 L168* 120 V337*
83 S55* 93 LR 343* 104 C 168* 121 MV 338 *
84 BN 334 * 94 HM 343 * 108 CB 341 *
85 LN 334 * 95 HN 343 * 109 HB 341 *
86 G 167* 97 CN 167* 111 MB 55*
88 NZ167* 99 R144* 114 VB 339 *
89 HR167* 100 B 144* 117 VN n.d. *
90 LG 342 * 101 N 144* 118 NVn.d. *
91 HV 342 * 102 BV168* 119 NL 336 *
114
AA 115 117
116.
89 97 82 90
oooooc OOOOOOG OOOOOOO 'OOOOOC
119113105106 98
* The cables involved in the wiring diagram are marked with an asterisk.
74 Print n° 506.763/23
Page 262 of 330

Electrical equipment
Component location
Marea-Marea Weekend
2000 range ©
Automatic transmission - System failure warning light ( 1596 c.a.)
Component key
3 Power fusebox
4 Junction unit
6 Instrument panel
8 Left front earth
10 Engine battery earth
11 Battery
12 Ignition switch
19 Right rear earth
22 Left facia earth
35 Connection between dashboard/left front
door cables
40 Brake lights control switch
55 Connection between front/engine cables
110 Left front door lock
145 Starter motor
195 Ignition/injection control unit (1596)
244 Integrated services control system
267 Automatic transmission control unit
268 Connection between automatic transmis
sion/front cables
269 Connection between automatic transmis
sion/dashboard cables
270 Connection between automatic transmis
sion/rear cables
271 Kick-down switch
272 Ignition switch solenoid
273 Automatic transmission system protective
fuse
274 Automatic transmission system protective
fuse
276 Starting enablement relay
279 Automatic transmission gear selector
280 ICE/SPORT selector for automatic
transmission
281 Shift Lock solenoid
282 Additional PARK cut out for automatic
transmission
283 Safety control unit for automatic trans
mission
284 Automatic transmission connection on
gearbox
375 Standardized diagnostic socket
55.
267L Automatic transmission control unit
*RNn.d , . Nn.d.' HN 284 * *Z269 'V284
AG 279 *
N n.d.'
OS
VN 284*
* MB 284
* C n.d.
M284
• BR 286
BG 268'
HR 279 *
* AB 268 HG 284 *
267R Automatic transmission control unit
* LN 284
' HM 280
* MN 269
' MB 279
* S 279.
GN 252'
* SN 280.
L284 / \ V284*
LR 252 *
V252*
268 Connection between automatic transmission/front cables
B 279 *
AR 279 *
*B4D NZ 276 *
• AR n.d
' BG 279 AB 279 * BG 195'
269 Connection between automatic transmission/dashboard cables
' MN 267R
The cables involved in the wiring diagram are marked with an asterisk.
76 Print n° 506.763/23
Page 277 of 330
Marea- Marea Weekend
2000 range ©
Electrical equipment
Connector blocks
55.
20 Left front side direction indicator
AN n.d
21 Right front side direction indicator
A n.d
22 Left facia earth 23A Hazard warning lights switch unit
LB7D
AB4I
N120B
N319 N332
N313
N309
N319
AR4I
23 B Hazard warning lights switch unit 24 Windscreen wiper motor
A4H
LR 7C AN4H HN7A
HG7A GV7A
25 Electric windscreen/rearscreen washer
pump 26 Windscreen wiper motor
NZn.d.
CL 236B
CB 236B
Copyright by Fiat Auto 91
Page 286 of 330
Electrical system
Connector blocks
Marea-Marea Weekend
2000 range ©
55.
74 Right front electric window control
buttons on right armrest
C36
N36
SB 36
GN 36
76 Left front window motor
ZG 35
BV35
77 Right front window motor 78A Rear electric window control buttons on
left front door
ZB36
BR 36
AV35
78 B Rear electric window control buttons on
left front door 80 Rear electric window inhibition switch
N n.d.
Cn.d
GV35 Rn.d.
82 Left rear electric window control but
tons on left rear door 83 Right rear electric window control but
tons on right rear door
N86
RN 86
N87
RN 87
LN86
LV86
100 Publication no. 506.763/24
Page 287 of 330
Marea- Marea Weekend
2000 range ©
Electrical equipment
Connector blocks
55.
84 Left rear electric window motor
ZG86
BV86
85 Right rear electric window motor
86 Connection between rear/left rear door cables
G 108A
LV82
H 108A
HN 108C
RN82
BV84
LN82
ZG 84 H310D
Cn.d.
HN n.d.
87 Connection between rear/right rear door leads
G 109A
BV83
RB n.d.
RB n.d.
HR 109C
H 109A
RN 83
BR 85
N 109C
N83
HR28B
BV 238B
Gn.d
N 19
N 19
ZB 238A
BN 238B
BR 238A RN n.d.
88 Insufficient brake fluid level sensor 89A Left brake pad wear sensor cable con
nection
BR6A
Copyright by Fiat Auto 101
Page 297 of 330
Marea- Marea Weekend
2000 range ©
Electrical equipment
Connector blocks
55.
1 41 B Heated Lambda sensor (downstream of cat.)
ZB n.d.
NZ195A
1998
Ln.d.
G190B
B195A
R195A
L 190B
V190B
142 Switch signalling insufficient engine oil
pressure
HG55
143 Alternator
R145
HN55
1 44 RPm and TDC sensor
B195B
1596
N333B
R1QSR ' '
1 45 Starter motor
R11
R143
JTD
Copyright by Fiat Auto 111
Page 298 of 330
Electrical equipment
Connector blocks
Marea-Marea Weekend
2000 range ©
55.
1 45A Starter motor
1998 RN 55
1596 M 55 / I
JTD N /
1910-75 RN n.d I
1 46 Throttle valve potentiometer
N n.d.
S 195B
BR195B
1596
1 47 Compressor for air conditioning
1596 JTD 1998
MN 13
V55
1 48 Earth for electronic injection
1998
M 148, M 186
M 183
1 50 Injection system relay feed
1998
Cn.d.
150 Injection system relay feed
1596
Cn.d.
1 50 Injection system relay feed
JTD
Rn.d
RNn.d SB 333A
Rn.d.
112 Print n° 506.763/23
Page 324 of 330
Electrical equipment
Connector blocks
Ma tea- Ma tea Weekend
2000 range ©
55.
356 Left Side Bag sensor
ZB355
RN 355
358 Left Side Bag
N355
HB 360 HR360
363 Phase transformer actuator (1998)
1998
Vn.d. B 190B
365 4 stage pressure switch
BN 127
N 8A[ 1596 19
S 127
N 127 JTD
4F138ML07
357 Right Side Bag sensor
ZN 355
V355
359 Right Side Bag
N355
HB361 L HR361
364 Motorized throttle body
V 190B
B 190B
Gn.d
1998
OflQ Remote control switch for
engine cooling fan
1910-JTD
N8A
AB n.d.
RN 154A
138 Print n° 506.763/23