Identification Of Control Unit Connections (Pin Out) - Fiat 1998 Marea Service Manual

Marea- Marea Weekend < § i
99 range

Identification of control unit connections (Pin out)

M
o o o o o o o o o o o o o o
O O O O O O O O O O O O O O G
O O O O O O O O O O O O O O G
o o o o o o o o o o o o o o
Connector F
1. Engine coolant overheating warning light
2. Not connected
3. Fiat CODE control unit
4. Not connected
5. Not connected
6. Reqeust to engage climate control system
compressor
7. Accelerator pedal potentiometer 1 supply
8. Accelerator pedal potentiometer 1 signal
Request to engage radiator fan low speed
9
Not connected
10
Not connected
11
Not connected
12
Climate control
13
system compressor en-
gagement
14. Not connected
15. Supply from battery
16. Supply from relay
17. Not connected
18. Not connected
19. Not connected
20. Not connected
21. Not connected
22. Not connected
23. Not connected
Copyright by Fiat Auto
20v
1
17
33
49
Connector M
1. Butterfly casing motor (¬
2. Not connected
3. Injector for cylinder 4
4. Variable geometry manifold actuator
5. Fuel vapour cut out solenoid valve
6. Detonation sensor 2 reference earth
7. Not connected
8. Not connected
9. Not connected
10. Not connected
11. Not connected
12. Not connected
13. Not connected
14. Ignition coil for cylinder 3
15. Ignition coil for cylinder 4
16. Ignition coil for cylinder 1
17. Butterfly casing motor ( + )
18. Not connected
19. Injector for cylinder 1
20. Injector for cylinder 3
21. Not connected
22. Detonation sensor 1 signal
23. Lambda sensor signal
49
" B O O O O O O O O O O O O O O I
> o o o o o o o o o o o o o o (
> o o o o o o o o o o o o o o c
) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (
Engine
Fuel system
10.
19