Injection FIAT MAREA 2001 1.G Repair Manual

Marea-Marea Weekend
2000 range (§)
Electrical equipment
Wiring diagrams
55.
STARTING - ELECTRONIC IGNITION AND INJECTION - RECHARGING AND WARNING LIGHT - INSUFFICIENT ENGINE OIL PRESSURE WARNING
LIGHT- INJECTION SYSTEM FAILURE WARNING ILIGHT - REV COUNTER (1998)
^—hi 11111
168 223
56B 57 18 22 8 167 165A 165 164 163 162 132 292 136A 136 291 376
Copyright by Fiat Auto 71

Electrical equipment
Component location
Marea-Marea Weekend
2000 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
cables
68 Right door mirror
70 Connection between dashborad/front
cables
127 Connection between front left cable/ca­
ble on relay holder bracket
132 Petrol vapour cut out solenoid valve
136 Knock sensor
141A Heated Lambda sensor (upstream of cat.)
141 B Heated Lambda sensor (downstream of
cat.)
143 Alternator
145 Starter motor
148 Earth for electronic injection
150 Injection system relay feed
151 Relay feed for Lambda sensor, electric
fuel pump, injectors
152 Fuse protecting injection system
162 Injector (1st)
163 Injector (2nd)
164 Injector (3rd)
165 Injector (4th)
167 Air flow meter
168 Timing sensor
184 Ignition coils (2nd)
185 Ignition coils (3rd)
186 Ignition coils (4th)
187 Ignition coils (5th) (1998)
189 Variable valve timing
193 I.E. control unit earth
223 Rpm sensors
291 Potentiometer on accelerator pedal
292 Clutch pedal switch
296 Accelerator control lever potentiometer
334 Dual engine temperature sender unit
363 Variable valve timing actuator (998)
364 Motorized throttle body
375 Standardized diagnostic socket
376 Acceleration sensor
55.
55 Front/engine lead connection
1998
* BV n.d
MN 127
' HN 6A
* AR n.d
1 27 Connection between front left cable/cable on relay holder bracket
1998
A1 R n.d.'
HL RN 13
HL BG 190A
A4 AB 190A
HL AG 190A
A6 M3A
HL MN55
HL C n.d. *
J*L MB 4C *
J*L AN n.d.
_§§_ MG 190A
_§£. S 190A
VN3A
66 B190A
_§7_ VG70
R n.d.
C2 BN190A
_2L HL n.d.
C4_ SG n.d.
C5 HRn.fi.'
C6 AR n.d. *
_5L G 190A
A1 R n.d. * B4 S365
HL RN98 B5 VN 98 A3 BV 151 * B6 B365 A4 AB 123 J7_ VG365 J*I
HL AG 122 B8 R 150 A6 M 124 C2 BN365 A7 MN 124 C3 HL98 A8 Cn.d.* C4 SG 98 B1 MB 151 * C5 HR152A* B2 AN 124 C6 AR 152B *
B3 MG 124 C7 G 150*
1 90A Injection/ignition electronic control unit (1998)
1998 3 GV131 22 GN6A 41 BN 127 57 V 167*
6 S 127 24 ZB 291 * 44 VB6A* 59 SB 292 *
7 AN 291 * 25 A n.d* 46 LN6A* 62 AB 127
"U 8 GN 291 * 27 RN n.d. * 47 Cn.d* 63 H 167* "U
9 B 127 30 BG 127 * 48 BV n.d *
13 MG 127 31 G 127* 50 AG 127
15 RV n.d. * 32 BV n.d * 53 BR 375 *
16 BV n.d * 35 L6A* 54 MN 167 *
21 VG376 40 HB 291 * 56 ZN 291 *
32 16
49 33
1 90B Injection/ignition electronic control unit (1998)
1998 1 G n.d. * 17 V n.d. * 32 V184* 52 L165A*
2 G 141B* 19 V162* 33 B n.d. * 54 L 136*
3 G 165* 20 V164* 34 B 141A* 55 L 141 *
4 G 189* 22 V136* 35 B 163* 58 L364*
5 G 132* 23 V141A* 36 B363* 59 L223*
6 G 136A* 24 V364* 38 B 136A*. 60 L141B*
10 G223* 25 V334* 40 B364*
14 G 185* 26 V n.d. * 42 B 168*
15 G 186* 28 V 141B* 49 L n.d. *
16 G 183* 31 V187* 51 L 168*
49 33
* The cables involved in the wiring diagram are marked with an asterisk.
72 Print n° 506.763/23

Marea-Marea Weekend
2000 range O
Electrical equipment
Wiring diagrams
55.
Starting - Electronic injection - Recharging and warning light - Low engine oil pressure warning light - Heater plugs
warning light - Injection system failure warning light - Fuel preheating (1910 JTD)
Copyright by Fiat Auto 73

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

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

Electrical equipment
Component location
Marea-Matea Weekend
2000 range ©
STANDARDIZED DIAGNOSTIC SOCKET CONNECTIONS
COMPONENT KEY
3
4
8
10
11
70
100
114
117
120A
181
190
193
195
253
267
268
333
375
Power fusebox
Junction unit
Left front earth
Engine battery earth
Battery
Connection between dashborad/front
cables
lock brakes A.B.S.
Alarm electronic control unit
Air bag electronic contol unit
Airbag/facia lead connections
Connection for air conditioning unit ca­
bles
A.B.S. electro-hydraulic control unit
Injection/ignition electronic control
(1998)
I.E. control unti earth
Injection/ignition electronic control
(1596)
Climate control system control unit
Automatic transmission control unit
Connection between automatic trans­
mission/front cables
I.E. control unit (JTD)
Standardized diagnostic socket
unit
unit
55.
70 Connection between dashborad/front cables
A1
A2 RN4C B1 C1 — M29 — AN4C B2 C2 — HR100B C3 AG n.d.* — HN 100B B4 C4 — LN100B — HG100B B5 C5 — CB100A — BN375* — HV 100B A6 B6 C7 — S100B — B375* — GV335 A7 B8 C8 — V100A — MNn.d. — RB 307 A8 C8 — N 8 — GN 195A
— VG 127 — V 328 A3 B3 — H100B — A4 — HL6A A5
A1 — RN120 A2 — VG120 A3 — H6B A4 — HL120 A5 — CB28A A6 — Rn.d. A7 — A34A A8 — N312
B1 C1 — M 310C — AN 120 B2 — V28A B3 — AG4I* B4 — AB4I B5 — BN120" B6 — B117* B7 — AN 120 B8 — RN315
C2 — HR28B C3 — HN28B C4 — HG28B C5 — HV28B C7 I — GV6B | JTD C8 — RB 312 TAXI C8 —I — GN6BQ
9B Connection between front cables/anti-lock brakes A.B.S.
* LN 375
BN n.d
CA3A
*CN 181
117 Connection between Air Bag/dashboard cables
Rn.d.
375 Standardized diagnostic socket
*BV100A
* BN 70
'LN95
The cables involved in the wiring diagram are marked with an asterisk.
78 Print n° 506.763/23

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

Marea- Marea Weekend
2000 range ©
Electrical equipment
Connector blocks
55.
151 Relay feed for Lamda sensor, electric
fuel pump, injectors
1998
Cn.d.
151 Relay feed for Lambda sensor, electric
fuel pump, injectors
JTD
SN 333A
1 52 Injection system protective fuse 1 52A Injection system protective fuse
JTD 1998
Rn.d.
R127
1 52B Injection system protective fuse 1 52B Injection system protective fuse
1596 1998
1 54 Engine cooling fan 1 54 Engine cooling fan
*
M 122
1596
1998
R129
1596
Copyright by Fiat Auto 113

Electrical equipment
Connector blocks
Marea- Matea Weekend
2000 range ©
55.
1 86 Ignition coil (4°)
1998
M 148
Gn.d
G 190B
187 Ignition coil (5°) (1998)
1998
M 148
1 89 Phase transformer solenoid valve
Ln.d.
V190B
1 90A Injection/ignition electronic control unit (1998)
1998 3 GV131 22 GN6A 41 BN 127 57 V167
6 S 127 24 ZB 291 44 VB6A 59 SB 292
7 AN 291 25 A n.d 46 LN6A 62 AB 127
8 GN291 27 RN n.d. 47 Cn.d 63 H 167
9 B 127 30 BG 127 48 BVn.d
13 MG 127 31 G 127 50 AG 127
15 RV n.d. 32 BVn.d 53 BR 375
16 BVn.d 35 L6A 54 MN 167
21 VG376 40 HB291 56 ZN 291
32 16
48 64 49 33
1 90B Injection/ignition electronic control unit (1998)
1998 1 Gn.d. 17 Vn.d. 32 V184 52 L165A
2 G 141B 19 V162 33 Bn.d. 54 L136
3 G 165 20 V164 34 B 141A 55 L141
4 G 189 22 V136 35 B 163 58 L364
5 G 132 23 V 141A 36 B363 59 L223
6 G 136A 24 V364 38 B 136A 60 L 141B
10 G223 25 V334 40 B364
14 G 185 26 Vn.d. 42 B 168
15 G 186 28 V141B 49 Ln.d.
16 G 183 31 V187 51 L 168
32 16
48 64 49 33
118 Print n° 506.763/23

Marea- Marea Weekend
2000 range ®
Electrical equipment
Connector blocks
55.
1 93 Earth for electronic injection
1998
N375
N 195A N 195A
N 131
N 375
Nn.d.
1 94 Injection/injector braid lead connection
1596
1 95A Injection/ignition electronic control unit (1596)
1596 1
2
4
5
9
12
13
14
15
16
N 141A
NZ 141B
L6A
V252 0
LN 141A
R 141B
GV131
AB 127
SB 150
GN 252 @
20
21
23
23
24
25
25
26
27
28
L141A
BN 127
GN6A
GN70 0
B 141B
BR n.d. 0
BR 375
LN 6A
N 193
N 193
29
35
36
40
41
44
46
47
48
49
RN n.d.
B 127
LR252 0
AG 127
MG 127
Vn.d.
BG 268 0
Cn.d.
S127
NZ252 @
29 28 i 41 52
I I I I I I I I I T" r' ill > i i i i i i i I i i i J '/\\ \ i \ \ \ i 1—171
1 95B Injection/ignition electronic control unti (1596)
1596 53 R144 65 VB 138
54 N n.d. 66 LR155
55 ZB 278 67 B 144
56 L136 68 V278
57 C 138 69 B 168
58 HN 138 70 Z136
59 GN 155 71 HG194
60 S146 72 HL194
62 SN 339 75 RN278
64 GR138 76 BR 146
77
78
79
NZn.d.
HM 194
HV194 74
67^lTr E i i i i dj1-T^T- 1 1 1 1 izr
^ JJ—CZ3ZI 1 1 1 1 -j 60 ^1,1 I I I I I 11
80 73
d3k
53 59
Li
66
Copyright by Fiat Auto 119