wiring diagram jtd FIAT MAREA 2000 1.G Workshop Manual

Marea- Marea Weekend Summary
TECHNICAL SERVICE MANUAL COMPOSITION
At present, June 2001, the Marea-Marea Weekend 4th volume manual is composed of the following
sections
Print N° Sections Page
Nos. Notes
506.763/18
(XI/1999)
00 1 - 12 Marea bipower technical data (99 range)
506.763/18
(XI/1999) 10 1 - 59 Marea bipower fuel system (99 range) 506.763/18
(XI/1999)
55 1 - 2 Marea bipower wiring diagram (99 range)
506.763/21
(IX/2000) 10
1 - 38 Marea bipower (99 range) fault diagnosis
506.763/21
(IX/2000) 10
60 - 61
Marea bipower (99 range) fuel system
Replacing solenoid valve on methane canister
506.763/23
(IX/2000)
00 1 - 51 2000 range technical data
506.763/23
(IX/2000)
10
1 - 7 Fuel system l^pl i6v 2000 range
506.763/23
(IX/2000)
10
1 - 7 Fuel system l^pt 20v 2000 range 506.763/23
(IX/2000)
50 1 - 4 2000 range climate control
506.763/23
(IX/2000)
55
1 - 18 2000 range electrical equipment
506.763/23
(IX/2000)
55
1 - 141 2000 range wiring diagrams
506.763/24
(XII/2000)
00
15 - 16 2000 range technical data update
506.763/24
(XII/2000)
00
1 - 3 Marengo 2000 range technical data
506.763/24
(XII/2000)
10 1 - 29 Fuel system l^p) JTD 2000 range
506.763/24
(XII/2000)
55 5 - 8
19-52 2000 range electrical equipment update
Copyright by Fiat Auto

Summary Marea- Marea Weekend
Print N° Sections Page
Nos. Notes
506.763/24
(XI1/2000) 55
Index
11-14
27 - 28
47 - 48
83 - 88
99 - 100
103 - 104
2000 range wiring diagrams update
506.763/25
VI/2001)
00 1 - 2
Marea Weekend 1910 JTD - 100 CV Introduction -
Technical data 506.763/25
VI/2001)
10
5 - 6
25 - 26
29 - 37
1910 JTD 2000 range fuel system update
Print n° 506.763/25

Marea- Marea Weekend 9 \) JTD
2000 range O
Engine
Index
FUEL SYSTEM
- Introduction
- System management strategies
- Fuel system functional diagram
- Diagram showing information ente­
ring/leaving the control unit and
sensors/actuators
INJECTION SYSTEM WIRING DIA­
GRAM
- Injection electronic control unit
- Rpm sensor
- Timing sensor
- Air flow meter
- Injectors
- Engine coolant temperature sensor
- Fuel temperature sensor
- Fuel pressure sensor
- Heater plugs control unit
- Accelerator pedal potentiometer
- Brake pedal switch
- Clutch pedal switch
- Excess pressure sensor
- Atmospheric pressure sensor
page
1
1
1
2
8
10
12
13
13
14
15
15
15
16
16
17
17
17
17
THROTTLE CASING
- Removing-refitting
E.G.R. VALVE
- Removing-refitting
E.G.R. VALVE SELF-ADJUSTMENT
MOTOR
- Removing-refitting
E.G.R. VALVE HEAT EXCHANGER
- Removing-refitting
SOLENOID VALVE ON VACUUM
RESERVOIR FOR THROTTLE CA­
SING PNEUMATIC VALVE
- Removing-refitting
VACUUM RESERVOIR
- Removing-refitting
10.
page
30
31
32
32
34
34
FUEL SUPPLY CIRCUIT 18
- Immersed (auxiliary) pump and fuel
gauge assembly 19
- Fuel filter 19
- Pressure pump 20
- Fuel pressure regulator 20
- Multifunction valve 21
- Supply manifold (rail) 21
- Inertia safety switch 22
AIR SUPPLY CIRCUIT 23
- Throttle case 24
- Turbocharger 25
SUPERCHARGING PRESSURE
CONTROL SOLENOID VALVE
- Removing-refitting 35
FUEL FILTER
- Removing-refitting 35
PRESSURE REGULATOR
- Removing-refitting 36
EMISSION CONTROL DEVICES 27
- Oxidizing catalytic converter 27
- Exhaust gas recirculation circuit
(EGR) 27
- Recirculation circuit for crankcase
vapours (blow-by) 29
Copyright by Fiat Auto VI 01 Cancels anil replaces

Marea- Marea Weekend
2000 range ©
Electrical equipment
Control module
55.
Wiring diagram
.mrmmmL 18 3 4 5 6 7 8 9 10 U 1213 1415161718 |TTTTrTrrrrTTTTT1.TTTTT1pmL 18 3 4 5 6 7 8 9 10 11 121314151617181920213223248586
n ti
O Mill
(*) JTD
A. Battery recharging warning light
B. Low engine oil pressure warning light
C. Left direction indicator warning light
D. Right direction indicator warning light
E. Side lights warning light
F. Instrument panel symbol lighting
G. Main beam warning light
H. Air Bag fault warning light
I. ABS failure warning light
J. Fuel reserve warning light
K. Fuel level gauge
L. FIAT CODE system warning light
M. Injection system failure warning light
M1. EOBD warning light
N. Water in diesel filter warning light
O. Heater plugs warning light
(**) TD 75 BHP
P. Seat belt warning light
Q. Brake pad wear warning light
R. Low brake fluid/handbrake on/EBD sys­
tem failure warning light
S. Brake light electronic control module
T. Brake light failure warning light
U. Doors open warning ilght
V. Speedometer
W. Rev counter
X. Engine coolant temperature gauge
Y. Electronic module
Z. Milometer - trip meter/outside tempera­
ture gauge
Z1 Odometer reset button
* Short-circuit plugs
Copyright by Fiat Auto 15

Marea-Marea Weekend Electrical system
2000 range ©> Wiring diagrams
55.
DESCRIPTION
Marea-Marea Weekend
DESCRIPTION JTD
SIDE LIGHTS AND WARNING LIGHT - DIPPED HEADLAMPS - MAIN BEAM HEADLAMPS AND WARNING LIGHT - NUMBER PLATE LIGHTS (POLYELLIPTIC HEADLAMPS) 5 5 5 5
SIDE LIGHTS AND WARNING LIGHT - DIPPED HEADLAMPS - MAIN BEAM HEADLAMPS AND WARNING LIGHT - NUMBER PLATE LIGHTS (PARABOLA HEADLAMPS) 7 7 7 7
FOG LIGHTS - REAR FOG LIGHTS 9 9 9 9
DIRECTION INDICATORS AND WARNING LIGHT (WITH ALARM) - HAZARD WARNING LIGHTS - BRAKE LIGHTS (WITH CHECK) - REVERSING LIGHTS 11 11 11 11
DIRECTION INDICATORS AND WARNING LIGHT (WITHOUT ALARM) - HAZARD WARNING LIGHTS - BRAKE LIGHTS (WITHOUT CHECK) - REVERSING LIGHTS 13 13 13 13
FIAT MAREA
CAR INTERIOR LIGHTING - SYMBOL LIGHTING 15 15 15 15
FIAT MAREA WEEKEND
CAR INTERIOR LIGHTING - SYMBOL LIGHTING 17 17 17 17
RADIO SYSTEM - CIGAR LIGHTER 19 19 19 19
FRONT ELECTRIC WINDOWS 21 21 21 21
REAR ELECTRIC WINDOWS 23 23 23 23
FIAT CODE DEVICE AND WARNING LIGHT 25 25 25 25
ALARM/DOOR CHECK 27 27 27 27
CENTRAL LOCKING 29 29 29 29
HEATED, ELECTRICALLY ADJUSTABLE DOOR MIRRORS 31 31 31 31
Copyright by Fiat Auto '' XI Supersedes previous verster*.

FOG LIGHTS - REAR FOG LAMPS
Component key
3 Power fusebox
4 Junction unit:
8 Left front earth
10 Engine battery earth
11 Battery
12 Ignition switch
16 Left rear light cluster
17 Right rear light cluster
18 Left rear earth
19 Right rear earth
22 Left facia earth
28 Connection between facia/rear leads
29 Connection between front/fog lamp leads
30 Left foglamp
31 Right foglamp
32 Fog lights relay
34 Switch control unit
70 Connection between dashborad/front ca­bles
310 Connection bridge
Electrical equipment
Component location
Marea- Ma tea Weekend
2000 range ©
55.
28A Facia/rear lead connection
RN 31 OB RN 31 OA
* H n.d
HG 6B
BR 66
30 Left fog light
31 Right fog light
' M n.d.
* N n.d.
70 Connection between dashborad/front cables
A1 B1 C1 — RN4C — M29* — AN4C A2 B2 C2 — VG127 — V328 — HR 100B 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 F= — V100A — MN n.d. — RB 307 TAXI A8 C8 " N 8 — GN 195A H
A1 — RN 120 A2 — VG120 A3 — H6B A4 — HL120 A5 — CB28A A6 — Rn.d. A7 — A34A A8 — N312
B1 C1 — M 310C* — AN B2 — V28A B3 — AG4I B4 — AB4I B5 — BN 120 B6 — B117 B7 — AN 120 B8 — RN315
C2 — HR C3 — HN C4 — HG C5 — HV C7 — GV C8 — RB C8 — GN
120
28B
28B
28B
28B
6B I JTD
312 TAXI
6Bps|
4F010ML0S
(*) The cables involved in the wiring diagram are marked with an asterisk.
10 Print n° 506.763/23

Marea-Marea Weekend
2000 range ©
Electrical equipment
Wiring diagrams
55.
FIAT CODE AND WARNING LIGHT
r
-rife-
HL
M =s
c I« § LZ!
LlJ
i^1 !jj it t
R B [1
N,D,
•R-«—R-
N.D.
• c -•— c •
n
1
LTJ
T 13
ijr
2 13
74T"
CB
CB
( N.D,
EL thf 4 T T ? J 15/54J I Int/Q I DQ5 „ 15/54 I , I Int/a J pos 30 50 Int stazK
n., ,ti
12
•N—(|i
10
f ?
i 3
4 i 4 i 3A
|1998|
190
LJTDJ
333
|1596|
195
GV
N.D. CB —•— C -
N.D. RV —•—RV-
MN
J L J L J L
1 3
] El
GV GV
55 c4=s N
1998
1
N.D, N -*- N
•C (CB>-
—GV—
— N •
-MN RV-
0
O
199
148
[1596] N
IJTD I (4
193
131
Variant for C.A.
Copyright by Fiat Auto 25

4F026ML01
FIAT CODE AND WARNING LIGHT
Component key
3 Power fusebox
4 Junction unit:
6 Instrument panel
10 Engine battery earth
11 Battery
12 Ignition switch
55 Front/engine lead connection
131 FIAT CODE electronic control unit
148 Earth for electronic injection
190 Injection/ignition electronic control unit
(1998)
193 Earth for electronic injection
195 Ignition/injection control unit (1596)
199 FIAT CODE aerial
333 Injection control unit (JTD)
Electrical equipment Marea-Marea Weekend
Component location 2000 range @
55.
3A Power fusebox
* R n.d. _
M n.d.
C
VN127
ARn.d.
P4F834IM02
55 Connection between front/engine cables (1998)
1998
4F026ML03
131 Fiat-CODE electronic control unit
MN 6A *
1998 JTD 1596
JL CBn.d. *
4F026ML04
(*) The cables involved in the wiring diagram are marked with an asterisk.
26 Print n° 506.763/23

Marea-Marea Weekend
2000 range ©
Electrical system
Wiring diagrams
55.
INSTRUMENT PANEL CONNECTIONS
11
10 L- 1 I
88 137
xnrx _, -, ru --;
IZT
BN
89
N N NZ
AR
GV
335
I I
1 2
~1 4, -A 1 9 10
T nT T 13 4 10 1 11 2
|1596
_n_
MG
3341
f i 1,
137
J~L
tp89A
BR
LN
119981 (B) HB
I HB
CN
[TJT T T T T rj]T R CB AB AV AV AG
•AB -AG -GV
—PI—LB—l—AG •LB -AG -GV
AG-AG-
70 m
~ AR
A.
CB
N.D,f-c
l
C
J
3A
frr 4 r T ?
I 15/54 J. . Jnt/o J DOS
.El J 15/54 I . Jnt/a ' pos 3D 50 int stazr
U.JJ1
12
BN
55 c MG r i HG 1 -{ } HM H J
| JTD
|1998|
IL
3
NZ HM
HM CN
55CC
NZ
CN
©)^AG
HG,
|CN
m
HB
NZ HG HMl CNlNZ
-HJ I I
HM
1 2 3 * 5 6 7 8 9 10111213 1415161718
GV BN1
Hct
1 2 3 4 5 6 7 8 9 10 U121314151*17181920 212223242526
H3
y> y y fiS) fcp M
n fi
@ © ® w W ©
o
L,.-,, ..,,,1
IT
|1998| 142
262
SI
N
18
HG BN
4
NZ
3 28A
NZ HG BN
BN
JL
90
NZ
HG
56
NZ N N
22
A.T. version: see specific wiring diagram • Variant from January 2001
Copyright by Fiat Auto XII-00 - Supersedes previous version 47

Electrical system
Component location
Marea-Marea Weekend
2000 range ©
INSTRUMENT PANEL CONNECTIONS
Component key
3
4
6
8
10
11
12
18
22
28
55
56
70
88
89
90
Power fusebox
Junction unit
Instrument panel
Left front earth
Engine battery earth
Battery
Ignition switch
Left rear earth
Left facia earth
Connection between facia/rear cables
Connection between front/engine cables
Fuel level gauge control unit
Connection between facia/front leads
Insufficient brake fluid level sensor
Left brake pad wear sensor
Switch indicating handbrake applied
137 Vehicle speed sensor
142 Switch indicating insufficient engine oil
pressure
262 Seat belt warning light switch
334 Engine temperature twin sender unit
335 Sensor for detecting water in diesel filter
55.
Instrument panel
1
2
3
4
5
6
7
8
9
9
10
11
11
F3V95
BN 88*
BR 89A*
CL 333A I JTD
MN 131B
LN 333A | JTD
HN55
HG55*
LN 190A 1998
LN 195A | 1596
RV95
GN 195A 1596
GN 190A 1998
12
12
12
13
14
14
15
16
17
17
18
18
18
VB 333A JTD
VB 190A 1998
1596
1998
VB 195A | 1596
AG n.d. *
CN 55 *
CN 55C *
HB 55
HL70
HM 55*
HM 55C * |
L190A
Ln.d.
L195A
•••••••
•••••••
18 10
JTD
1596
1998
1998
JTD
1581
6B Instrument panel
13
1
2
3
4
5
6
8
9
11
12
13
14
RG4J
RV n.d.
RV n.d.
C117
GV 70 *| JTD
M28A*
A4H
AN4H
GN n.d.
LB4J
BN 28A *
RN 4H
15
16
18
19
20
21
22
23
25
26
H70
CN n.d.
GR 58
N22*
HG 28A *
GL34A
R4I *
N22*
VN48A
HM309
•••••••••••
•••••••••••
26 14
4F048ML03
The cables concerned are marked in the wiring diagram with an asterisk
48 Publication no. 506.763/24