temperature FIAT MAREA 2001 1.G Service Manual

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

Electrical equipment
Component location
Marea- Marea Weekend
2000 range ©
Climate control unit/heater with thermostatic control (1998)
Component key
] 3 Power fusebox
4 Junction unit
6 Instrument panel
10 Engine battery earth
11 Battery
12 Ignition switch
28 Connection between facia/rear cables
34 Switch control unit
36 Connection between dashboard/right
front door cables
55 Connection between front/engine cables
68 Right door mirror
70 Connection between dashborad/front ca­
bles
120 Connection for air conditioning unit ca­
bles
124 Air condiitoning compressor control relay
127 Connection between front left cable/cable
on relay holder bracket
147 Air conditioner compressor
190 Injection/ignition electronic control unit
(1998)
202 Heater/air conditioner unit control symbol
lighting bulbs
206 Climate control system fan
207 Fan speed adjustment selector
209 Air intake flap control actuator
211 Frost sensor
222 Earth for air conditioning system
244 Integrated services control system
253 Air conditioner control unit
254 Climate control system controls with inte­
rior temperature sensor
255 Electronic speed variator for climate control
fan
256 Air mixing control actuator
258 Treated air temperature sensor
259 Required temperature adjustment solenoid
260 MAX-DEF microswitch
365 4-stage pressure switch
375 Standardized diagnostic socket
55.
36 Connection between dashboard/right front door cables
* S 28B.
HG 310D
GN 244A
Z28B
N 19.
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 _
*RN70
'BN 70
AR28A
GN310A*
. Zn.d.
1 27 Connection between front left cable/cable on relay holder bracket
1998
A1 Rn.d. B1 MB 4C A2 RN 13 B2 AN n.d. * A3 BG 190A B3 MG 190A* A4 AB 190A B4 S190A* A5 AG 190A B5 VN3A A6 M3A* B6 B 190A A7 MN 55* B7 VG70* A8 Cn.d. B8 Rn.d.
C2
C3
C4
C5
C6
C7
BN190A B1
HLn.d. C1
SG n.d.
HRn.d.
AR n.d.
G 190A
A1 Rn.d. B4 S365* 0 A2 RN 98 B5 VN 98 A3 BV151 B6 B365 A4 AB123 @ VG 365' A5 AG 122 @ B8 R 150 A6 M 124* C2 BN 365 A7 MN 124* C3 HL98 A8 Cn.d. C4 SG98 B1 MB 151 C5 HR 152A B2 AN 124 * C6 AR152B B3 MG 124* C7 G 150
The cables involved in the wiring diagram are marked with an asterisk.
56 Print n° 506.763/23

Electrical equipment
Component location
Marea-Marea Weekend
2000 range ©
55.
Starting - Electronic ignition and injection - Recharging and warning light
light - Injection system failure warning light - Rev counter (1596)
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
2 Left facia earth
55 Front/engine lead connection
56 Fuel level gauge control unit
57 Inertia switch
70 Connection between dashborad/front
cables
132 Petrol vapour cut out solenoid valve
136 Knock sensor
138 Idle adjustment actuator
141A Heated Lambda sensor (upstream of
cat.)
141 B Heated Lambda sensor (downstream of
cat.)
143 Alternator
144 Rpm and TDC sensor
145 Starter motor
146 Potentiometer on throttle valve
150 Injection system relay feed
152 Fuse protecting injection system
155 Ignition coil unit
156 Spark plugs
162 Injector (1st)
163 Injector (2nd)
164 Injector (3rd)
165 Injector (4th)
168 Timing sensor
193 Earth for electronic injection
194 Injection lead/injector braid connection
195 Ignition/ injection control unit (1596)
334 Dual engine temperature sender unit
373 Air pressure and temperature sensor
375 Standardized diagnostic socket
55 Front/engine lead connection
1596
CN6A.
HG6A.
* HN 6A
1 CN n.d.
MB6A.
NZ8_
* ZB n.d
*RG195A_
HM6A
CN n.d. HN 143 *
HG 142
1 95A Injection/ignition electronic control unit (1596)
1596 1 N 141A* 20 L 141A* 29 RN n.d. *
2 NZ141B* 21 BN 127 35 B 127
4 L6A* 23 GN 6A* 36 LR252 [c*
5 V252 0 23 GN70 0 40 AG 127
9 LN 141A* 24 B141B* 41 MG 127
12 R 141B* 25 BR n.d. 0 44 Vn.d.*
13 GV131 25 BR 375 * 46 BG 268 [a
14 AB 127 26 LN6A* 47 C n.d. *
15 SB 150* 27 N 193* 48 S 127
16 GN 252 [cal 28 N 193* 49 NZ252
27 282,9 41 52
O I I I I I I -r-r-r'n , , r'l -r-
rrrri '/ 1 1 1 1 1 1 1 1 1 1 1 \1 L/-HJ 'A i I I i i ,I
40
1 95B Injection/ignition electronic control unit (1596)
1596 53 R144* 65 VB 138* JL. NZn.d. *
54 N n.d. * 66 LR 155 * _ZL HM194*
55 ZB 278 * 67 B 144* _7JL HV194*
56 L136* 68 V278*
57 C138* 69 B 168*
58 HN 138* 70 Z136*
59 GN 155 * 71 HG 194 *
60 S 146* 72 HL194*
62 SN 339 * 75 RN 278 *
64 GR138* 76 BR 146 *
74
67-Jf Mill i i r r-l I I I
60-
IE
L -j |l
53 59
The cables involved in the wiring diagram are marked with an asterisk.
70 Print n° 506.763/23

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

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
Connector blocks
Marea-Marea Weekend
2000 range ©
55.
pep Connection between automatic trans¬
mission and engine cables
NZ 195A
V 195A
LR 195A
GN 195A
253B Air conditioner control unit
S 120B H254
NZ n.d.
N255A
G256
L256
[§]VG 120B
Rn.d
HN 256
Z211i§]
B 120B
RG 255A
CB 120B M209
AR209
253A Air conditioner control unit
CB n.d
VG n.d. Zn.d.
Rn.d.
BL n.d.
254 Climate control system controls with
passenger compartment temperature
B n.d..
H 253B.
HN n.d.
N n.d. .
Rn.d.
gZn.d
L253A
_ BN n.d.
RN n.d.
255 Electronic speed governor for climate control fan
N253B
AN n.d.
B
N206
Hn.d.
RG 253B
256 Mixture air control actuator
HN 253B
N n.d.
L253B
BL n.d.
G 253B i§]
124 Print n° 506.763/23

Marea- Marea Weekend
2000 range (§)
Electrical equipment
Connector blocks
55.
258 Treated air temperature sensor
Nn.d.
C253A
260 MAX-DEF microswitch
259 Required temperature adjustment switch
Nn.d.
S253A
BL n.d.
AN n.d.
Bn.d
262 Seat belts warning light switch
M28A
N 18
261 Tailgate locking/unlocking actuator
H263B
G263B
264 Left rear vehicle interior courtesy light
265 R'9HT rear vehicle interior courtesy light
Copyright by Fiat Auto 125

Electrical equipment
Connector blocks
Marea- Marea Weekend
2000 range ©
55.
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 GN291
3 N n.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 Ln.d. 62 NZ201B
5 43 24
-©
6 25 \ /
\oooooooooooooooooo ©ooooooooooooooooo
ooooooooooooooooo ooooooooooooooooo
7/
2 62 81
333B Injection control unit (JTD)
JTD 82 SN 55 92 H342 103 L 168
83 S55 93 LR343 104 C168
84 BN334 94 HM 343 108 CB341
85 LN 334 95 HN343 109 HB341
86 G 167 97 CN 167 111 MB 55
88 NZ 167 99 R144 114 VB339
89 HR167 100 B 144 117 VN n.d.
90 LG342 101 N 144 118 NVn.d.
91 HV342 102 BV168 119 NL336
120
121
V337
MV338 114
116,
118
89 97 82 90
oooooc ooooooc
5000000c ooooooc
121' 7 120 \ 7
119113105106 98
334 Engine temperature dual sender unit
BN 333B ,
LN 333B
HB 55 HB 55
G n.d ,
B55
V190B
335 Water in diesel filter sensor
JTD
AR n.d,
134 Print n° 506.763/23

Electrical equipment
Connector blocks
Marea-Marea Weekend
2000 range @)
55.
344B I.E. protective fuse (JTD)
RN n.d.
RN n.d.
345 Fuel temperature sensor (JTD)
S55
SN 55
346 Additional heater relay 347 Additional heater relay
AR326
Mn.d
AG n.d.
Mn.d
Rn.d.
Rn.d
R326
AG n.d.
348 Additional heater remote control
swictch 349 Additional heater protection fuse
Mn.d
AV n.d
N n.d.
NZ 351D
Rn.d.
350 Additional heater sensor 351
AB326
Nn.d.
Additional heater spark plugs
\ N n.d.
N n.d.
0
NZ 348
0 N n.d.
136 Print n° 506.763/23

Marea- Marea Weekend
2000 range ©
Electrical equipment
Connector blocks
55.
373 Air temperature and pressure sensor
1596
Nn.d
ZB 195B
V195B RN 195B
376 Acceleration sensors
1998
H n.d.
VG 190A
375 Standardized diagnostic socket
AB 268 @
AG n.d.
377 Variable geometry solenoid valve
A n.d.
378 Throttle adjustment solenoid valve
BG 55
NV n.d
AR n.d.
CR 333A
379 EGR solenoid
AR 55
NVn.d
Copyright by Fiat Auto 139