wiring diagram jtd FIAT MAREA 2000 1.G User Guide

Electrical equipment
Component location
Marea-Marea Weekend
2000 range ®
Instrument panel connections (C.A. version)
Component key
3 Direction indicator
4 Junction unit
6 Instrument panel
8 Left front earth
10 Engine battery earth
11 Battery
12 Ignition switch
18 Left rear earth
22 Left facia earth
28 Connection between facia/rear cables
55 Connection between front/engine cables
56 Fuel level gauge control unit
70 Connection between dashborad/front ca­
bles
88 Insufficient brake fluid level sensor
89 Left brake pad wear sensor
90 Switch signalling handbrake applied
137 Vehicle speed sensor
142 Switch signalling insufficient engine oil
pressure
262 Seat belt warning light switch
334 Dual engine temperature sending unit
55.
6A Instrument panel
AG n.d. * BR 89A *
MN 131
HG 55 *HM55
RV95
6B Instrument panel
GL34A
*N22
AN4H
28A Facia/rear lead connection
RN n.d
GN 309
NZ22
AR120
MB34A
V70
RN n.d.
V107A
70 Connection between dashborad/front cables
A1 B1 C1 — RN4C — M29 — AN4C A2 B2 C2 — VG127 — V328 — HR100B A3 B3 C3 — H100B — AG n.d. * — HN 100B A4 B4 C4 — HL6A — LN 100B — HG 100B A5 B5 C5 — CB 100A — BN 375 — HV 100B A6 B6 C7 | — S100B — B375 — GV335 JTD A7 B8 C8 • — V 100A — MN n.d. — RB 307 I TAXI A8 C8 — N 8 — GN 195A ^
A1 — RN120 A2 — VG120 A3 — H6B A4 — HL120 A5 — CB28A A6 — Rn.d. A7 — A34A A8 — N312
B1 — M 310C B2 — V28A B3 — AG 41* B4 — AB4I B5 — BN120 B6 — B117 B7 — AN 120 B8
C1 — AN 120 C2 — HR28B C3 — HN28B C4 — HG28B C5 — HV28B C7 — GV6B C8 JTD
C8 RB312 TAXI
RN315 — GN6BCS
4F060ML05
* The cables involved in the wiring diagram are marked with an asterisk.
50 Print n° 506.763/23

Marea-Marea Weekend
2000 range ©
Electrical equipment
Wiring diagrams
55.
Climate control system/heater with thermostatic adjustment (1910 JTD)
XXX X
—J I—I _^ —£
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B M R
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260 259 207
11
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RN RN
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N.D,
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N.D,
JTD
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-RN-
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202 202 256 206
12 12 3 4
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209
Copyright by Fiat Auto 53

Electrical equipment
Component location
Marea- Marea Weekend
2000 range ®
Climate control system/heater with thermostatic adjustment (1910 JTO)
Component key
Power fusebox
Junction unit
Instrument panel
Right front earth
Engine battery earth
Battery
Ignition switch
Connection between right/left front cables
Connection between facia/rear cables
Switch control unit
Connection between
front door cables
Right door mirror
Connection between
cables
Connection for air conditioning unit ca­
bles
124 Air condiitoning compressor control relay
127 Connection between front left ca­
ble/cable on relay holder bracket
Air conditioner compressor
I.E. system relay feed
Heater/air conditioner unit control sym­
bol lighting bulbs
Climate control system fan
Fan speed adjustment switch
3
4
6
9
10
11
12
13
28
34
36
68
70
120
147
150
202
206
207
dashboard/right
dashborad/front
209 Air intake flap control actuator
211 Frost sensor
233 Thermal relay on engine coolant pump
244 Integrated services control system
253 Air conditioner control unit
254 Climate control system controls with in­
terior temperature sensor
255 Electronic speed variator for climate control
fan
256 Air mixing control actuator
258 Treated air temperature sensor
259 Required temperature adjustment sole­
noid
260 MAX-DEF microswitch
333 Injection control unit (JTD)
334B I.E. protective fuse (JTD)
365 4-stage pressure switch
375 Standardized diagnostic socket
55.
36 Connection between dashboard/right front door cables
' S 28B.
HG310D
GN 244A
Z28B*
SN 28B
A n.d.
AG n.d.
B310E
MN n.d
LR66
BN 111B
HV66
1 20 Connection for air conditioning unit cables
' Z 28B
*N22.
"AN 70
.Zn.d.
1 27 Connection between front left cable/cable on relay holder bracket
JTD
HL BR n.d.
_ALMNI3*
HL AR n.d.
HL MG 333A'
HL GN55
HL AR n.d. *
HL AG 333A A8 RG289
_A1_ BR 303 B4 B365 A2 MN 124* $ B5 VG 365 * A3 AR124 B6 N365 A4 MG 124* $ B7 BN 365 A5 GN 304 B8 VN 98 A6 HN 304 * C1 SG 98 A7 AG 122 C2 M 124*[*g A8 RG304 C3 Cn.d. B1 RN 98 C4 AB n.d. B2 HL 98 C8 R152 B3 S365*
The cables involved in the wiring diagram are marked with an asterisk.
54 Print n° 506.763/23

Marea-Marea Weekend
2000 range (6)
Electrical equipment
Wiring diagrams
Additional heater (JTD)
11
H11111
10
o " -> ~>
It. it H
7=r
R R
Jl
IS
12
N.D. c —•—c •
_ 15/54 J I. Irrt/a J DOS -.15/54' ,', Int/a ' pos 30 50 Int stazK
?
1
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349
333
55.
347 346 348
30 a 87 30 86 85 frfH 17 30 86 8£
tf=r
R I AR
8787a 30 85 86
N.D. R —
M I AG
N.D, |
N,D,
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QUADRD
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AG
N.D.
AR
N.D.
R | N
AV
350
AV-
AV AV
R AR AV AV AB
rfi ft rfi rji rfi
Rl Rl 15 U TV N N
326
N.D,
Kl 1
AB
- N -i
N N N
ii i
33 m BL ®
351
N
8
Copyright by Fiat Auto 57

Electrical equipment
Component location
Marea-Marea Weekend
2000 range (§)
55.
Additional heater (JTD)
Component key
3 Power fusebox
8 Left front earth
10 Engine battery earth
11 Battery
12 Ignition switch
326 Additional heater control unit
333 Injection control unit (JTD)
346 Additional heater relay
347 Additional heater relay
348 Additional heater remote control switch
349 Additional heater protective fuse
350 Additional heater sensor
351 Additional heater spark plug
55 Front/engine lead connection
JTD 1 N n.d. 16 BV55 48 BR 375 76 ZB 291
2 Nn.d. 17 CR 377 49 VB6A 77 GN 291
3 Nn.d. 18 MG 127 51 BN 127 78 ZN 291
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 LR n.d. 81 AN 291
13 SB 150 22 RV201B 60 S 127
14 CL6A 24 SN 151 61 BL 292
15 BG 55 47 L n.d. * 62 NZ 201B
5 43 24
\ \ •
-o
2 62 81
ooooooooooooooooo ooooooooooooooooo
ooooooooooooooooo ooooooooooooooooo
63 44
326 Additional heater control unit
•Nn.d
*AR346
* L n.d.
* R347
AB 350 *
AV n.d.
346 Additional heater relay
* AR 326
' M n.d.
"AG n.d.
R n.d. *
347 Additional heater relay
*R326
AG n.d. *
348 Additional heater remote control swictch
*Mn.d.
' AV n.d.
' N n.d.
NZ 351D'
Rn.d.
The cables involved in the wiring diagram are marked with an asterisk.
58 Print n° 506.763/23

Marea-Marea Weekend
2000 range ©
Electrical equipment
Wiring diagrams
55.
Engine cooling (1910 JTD)
11
XXXX *
3 I_S
> -, OJ ° § s?
T. |i it TJ
BV
7?
I 11 I I I—»-H ' 10
R L— R •
369 154A 154 122 123
N RN RN
N.D.
129A 129
o
N.D.
AB
N N
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3A
12
frr f T Y v Ll
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HIT f
N,D, -RV-*- RV-
87 30 86 85
li
M C
365
AG AB
7i
AB
AB--AB-
127 C
AG
AG
AB
! B
BN
AB
AG
RV
BN
B
AB BN
N
[Al AG AB B BN N
i 4- i 1 1
(JTD]
SO 19 52 51
129 154 170 122 123
87 30 86 85
i I i
R ! c
I i I
87 30 86 85
. ifu to i iii i
M ! c !
N N i i I
(0)
8A
333
AG
C —A-—-»— C —
N AB
Version without air conditioning
Copyright by Fiat Auto 61

Electrical equipment
Component location
Marea-Marea Weekend
2000 range ©
Engine cooling (1910 JTD)
Component key
3 Power fusebox
8 Left front earth
10 Engine battery earth
11 Battery
12 Ignition switch
22 Left facia earth
122 Engine cooling fan low speed relay feed
123 Engine cooling fan high speed relay feed
127 Connection between front left cable/cable
on relay holder bracket
128 Connection between front/radiator cables
129 Engine cooling fan protective power fuse
154 Engine cooling fan
170 Resistance for engine cooling fan
333 Injection control unit (JTD)
365 Pressostato a 4 livelli
369 Engine cooling fan remote control switch
55.
3A Power fusebox
CA95
R n.d.
M n.d.
AR n.d.
C n.d. .C n.d.
*C n.d M n.d.
1 22 Engine cooling fan low speed relay
U]*N8A
[#]*R154A
[§]*R129A
H*R170B h>j
* AG 127.
Cn.d.
1 23 Engine cooling fan high speed relay
'Cn.d.
' N8A.
•AB 127
. R n.d.
1 27 Connection between front left cable/cable on relay holder bracket
JTD
HL BR n.d.
HL MN 13
HL AR n.d.
HL MG 333A
_§! RN 13
_§L HLn.d.
_§L S 333A B4 B333A* A5 GN 55
HL AR n.d.
HL AG 333A'
HL RG 289
VG70 _B6_ N8.
_§7_ BN 333A'
_§§_VN3A
J2L SG n.d.
02 M3A
_2L RV n.d. *
04 AB 333A * C8 Rn.d.
HL BR 303
HL MN 124
A3 AR 1?4
HL MG 124
.AJLGN 304
HL HN 304
HL AG 122"
HL RG 304
JLL.RN98
_§£_HL98
_?LS365
_Bf_ B 365 .
_§L VG 365
_§?_ N 365 *
_§L BN 365 * B8 VN98
_2LSG 98
M 124 [§]
_2L c n.d. *
_9L AB n.d. * C8 R152
4F062MLQ5
* The cables involved in the wiring diagram are marked with an asterisk.
62 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

Marea- Marea Weekend
2000 range ©
Electrical equipment
Wiring diagrams
55.
Standardized diagnostic socket connections
11
jp-H 1111IH-
|1596|
195
[JTD |
333
1998 it IJ it |r
190 114 253
25
BR
268
-BR:
BR
AB — -AB
_j 23 22
267
11596
48 53
BR BR
J L 9 •T-
J L i 9 • -T-I B 0 T VG
NU.BR
:BR BR—i—BR
CB
CB
VG
N.D,
120A
BN--BN--BN-
117
95
LN LN-
LN BV
1—4—1
i 11 r
1—4—1
i 6 r
(0) V
181 100
R I R
10
T
® AG
BN
AG
3 70
BN AG
AG—«—AG-
N.D,
-NZ
•LN-
B -
N -
-BR-
-BN-
-BV-
-AB-
-l -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16
N N
C0) (0)
8 193
375
Copyright by Fiat Auto 77