Page 34 of 330

Marea-Marea Weekend Technical Data
2000 range (j§) Engine: fuel system - special tools
OO.io
INTEGRATED ELECTRONIC INJECTION/IGNITION SYSTEM
COMPONENTS
Electronic control unit
Manual gearbox I.A.W. 4EF. B3
Electronic control unit
Automatic transmission I.A.W. 4EF. L1
Air pressure sensor M. Marelli TPRT 05
Fuel vapour solenoid valve M. Marelli EC2
Throttle case M. Marelli 46 SX F2
Idle adjustment actuator M. Marelli IB 02
Injector M. Marelli IWP 109
Fuel pressure regulator MARWALL RPM 84
Coolant temperature sender unit SYLEA 402.386.01
Top Dead Centre and rpm sensor M. Marelli CVM 02
Throttle position sensor (potentiometer) M. Marelli IPF 2C
Detonation sensor NGK KNE 11
Electric fuel pump (*) MARWALL ESS 291
Lambda sensor upstream of catalyzer NTK OZA 534 A1
Lambda sensor downstream of catalyzer NTK OZA 532 A1
Fuel filter MARWALL FA 5325 IN
Timing sensor SYLEA SFA 200
Ignition coil Champion BAE 920A/
BERU 0.040.100.029
SPECIAL TOOLS
(*) Use tool 1870736000 for removing-refitting the fuel pump retaining ring nut
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Page 35 of 330
Technical Data Marea- Marea Weekend
Engine: fuel system - special tools 2000 arnge ©)
OO.io
INTEGRATED ELECTRONIC INJECTION/IGNITION SYSTEM COMPO
NENTS
Injection/ignition system electronic control unit Bosch ME31F001
Motorized throttle body Bosch 0.250.003.052
Injector Bosch 0.280.155.770
Electric fuel pump (*) Bosch 0.580.313.011
Air flow meter Bosch 0.281.002.199
Engine coolant temperature sensor ELTH 2690350 - SYLEA
402.183.01
Lambda sensor (one upstream and one downstream of the catalyzer) Bosch LS F4
0.258.006.193
Fuel vapour solenoid valve Bosch 0.280.142.340
Detonation sensor Bosch 0.261.231.131
Hall effect injection timing sensor Bosch 0.232.101.036
Top Dead Centre and rpm sensor Bosch 0.261.210.160
Ignition coil Bosch 0.221.504.014
SPECIAL TOOLS
(*) Use tool 1870736000 for removing-refitting the fuel pump retaining ring nut
28 Print n° 506.763/23
Page 53 of 330
Technical Data Marea- Marea Weekend
Electrical system 2000 range (§)
00.55
i^p} 16v J^M) 20v
STARTER MOTOR
Bosch
DW -12V -1.1 kW
Valeo
DGRA-12V-1,3kW(B)
Bosch
0 74.5-1.1/12V
Bosch
O 78.5-2 kW/12V
ALTERNATOR
Bosch
KCB1-14V-45/80A
Bosch
KCB2-14V-50/90A
(•) n
M. Marelli
A127IR-14V-55/100A
M. Marelli
A115IM-14V-55/105A
M. Marelli
A115IR-14V-70/120A
(•)
VOLTAGE REGULATOR BUILT IN ELECTRONIC
BATTERY
12V-50Ah-250A
12V-60Ah-380A
(A) n
12V-50Ah-250A 12V-60Ah-380A
12V-70Ah-450A (A)
IGNITION SYSTEM
Integrated electronic
injection-ignition
MPI I.A.W.
Weber-Marelli
Injection-ignition
Bosch Motronic MPI
integrated electronic
-
IGNITION
COIL M. Marelli BAE 920 A Bosch 0.221.504.014 -
SPARK PLUGS NGK BKR5EZ
Champion RC10YCC Champion RC8BYC -
CONTROL UNIT
INJECTION ADVANCE ELEC
TRONIC
--Bosch EDC 15 C7
(•) For vehicles with climate control system (*) North European version (A) For the TAXI version
(•) Alternative
46 Print n° 506.763/23
Page 54 of 330

Marea- Marea Weekend Technical Data
2000 range (§) Electrical equipment: starting
00.55
STARTER MOTOR l^p| 20v I^P) JTD
Make Bosch
DW -12V -1,1 kW
Bosch
0 74.5-1.1/12
Bosch
0 78.5-2 KW/12
Voltage V 12
Nominal power kW 1.1 1.1 2
Rotation, pinion side clockwise
No. of poles 6 4 6
Winding windings in series permanent magnets
Engagement free wheel
Operation solenoid
End float of armature shaft mm 0.1-0.5 0.1-0.5 0.1-0.5
Data for bench test
Operating test (*):
current A
speed rpm
voltage V
torque developed daNm
-
360-380
1150
8.15
1.30
500
1950
7.30
1.30
Engagement test (*):
current A
voltage V
torque developed daNm
-680-700
4.9
3.11
1200
5.5
3.0
Idle test (*):
current A
voltage V
speed rpm
-
60-80
4.9
4040
70-80
11.5
5450-5750
Relay [ pull in Q -0.33-0.37 0.4
Winding
resistance (*) 1 hold in Q -1.13-1.27 1.7
Lubrication
Internal splines and
shaft bushes
VS+ SAE 10W
Enagement sleeve and intermediate
disc TUTELA MR3
(*) Data obtained at an ambient temperature of 20°C.
NOTE When overhauling it is not necessary to undercut the insulator between the commutator bars
Copyright by Fiat Auto 47
Page 55 of 330

Technical Data Marea-Marea Weekend
Electrical equipment: recharging 2000 range @)
00.55
ALTERNATOR
l^p) lev rgp> JTD
Make
Bosch
KCB1-14V-45/80A
M. Marelli A127IR-14V-55/100A
M. Marelli A115IM-14V-55/105A
Make
Bosch KCB2-14V-
50/90A (•) (*)
M. Marelli A127IR-14V-55/100A M. Marelli
A127IR-14V-70/120A
(•)
Nominal voltage y
of system 14 14 14
Maximum current A 80 (90) (*)(•) 100 105 (120)(«)
Nominal current at 1800 rpm rpm 45 (50) (*)(•) 55 55 (70)(»)
Nominal current at 6000 rpm A 80 (90) (*)(•) 100 105 (120)(«)
Field winding resistance between
the two slip rings (A)
2.66-2.94
(2.47-2.73) (*)(•) 2.66-2.94 -
Direction of rotation (seen from control
side) Clockwise
Diode power rectifiers preconstituted bridge
(A) Data obtained at an ambient temperature of 20°C. (•) For vehicles with climate control system C) For the TAXI version
VOLTAGE REGULATOR Electronic, built-in
Make BR1 RTM 151 B RTM 151A
Alternator speed rpm
for test 7000
Thermal stabilization corrector ^ -
Test current A -
Regulation voltage (A) y 14.3-14.6
(A) Data obtained at an ambient temperature of 23°C.
48 Print n° 506.763/23
Page 56 of 330
Technical Data
Electrical equipment: recharging
00.55
Bosch KCB1-14V-45/80A
Bosch KCB2-14V-50/90A
M. Marelli A127IR-14V-55/100A
M. Marelli A115IM-14V-55/105A
M. Marelli RTM 151 B
Marea- Marea Weekend
2000 range ©)
Alternator wiring diagram
Typical voltage regulator curves
M. Marelli RTM 151 A
Copyright by Fiat Auto 49
Page 57 of 330
Technical Data Marea-Marea Weekend
Electrical equipment: electronic injection- ignition 2000 range ©)
00.55
INTEGRATED ELECTRONIC
INJECTION/IGNITION SYSTEM r^p) lev
Make I.A.W. M.P.I. WEBER - MARELLI
Firing order 1-3-4-2
INJECTION/IGNITION CONTROL UNIT
Make and versions with manual gearbox I.A.W. 4EF. B3
type versions with automatic transmission I.A.W. 4EF. L1
IGNITION COIL WITH 4 HIGH TENSION INTAKES
Make Champion
Type BAE 920 A
Ohmic resistance of primary winding at 20°C Q 0.580
Ohmic resistance of secondary winding at 20°C Q 9100
SPARK PLUGS
Make and type NGK BKR5EZ
CHAMPION RC10YCC
Thread on engine M14x1.25
Spark gap mm 0.8
TOP DEAD CENTRE AND RPM SENSOR
Make M. Marelli
Type CVM 02
Sensor winding resistance at 20°C Q 575-750
Distance (gap) between sensor and
crankshaft pulley tooth 0.5 + 1.5
ADVANCE ON ENGINE
With engine idling 700±50/min 4°
50 Print n° 506.763/23
Page 58 of 330
Marea- Marea Weekend Technical Data
2000 range © Electrical equipment: electronic injection- ignition
00.55
INTEGRATED ELECTRONIC
INJECTION/IGNITION SYSTEM I^P) 20v
Make Bosch ME31F001
Firing order 1-2-4-5-3
IGNITION COIL (1 PER SPARK PLUG)
Make Bosch
Type 0.221.504.014
Ohmic resistance of primary winding at 20°C Q 0.,4
Ohmic resistance of secondary winding at 20°C Q 8500
TOP DEAD CENTRE AND RPM SENSOR
Make and type Bosch 0.281.002.102
Sensor winding resistance at 20°C Q 774 + 946
Distance (gap) between sensor and
crankshaft pulley tooth 0.8 H- 1.5
DETONATION SENSOR
Make Bosch
Type 0.261.231.095
SPARK PLUGS
Make and type CHAMPION RC8BYC
Thread on engine M 14x 1.25
Spark gap mm 0.8
Copyright by Fiat Auto 51