Control Unit Pins - Fiat 1998 Marea Service Manual

Engine
Fuel system
10.
1. Fuel flow actuator
2. Fuel flow actuator
3. Engine cut-out solenoid
4. Infocenter
5. Instrumented fuel injector
6. E.G.R. solenoid
7. Not connected
8. Activation of plug preheating control unit
9. A.C. compressor
10. Fuel injection advance actuator
11. Heater plugs "on" warning light
12. Earth for instrumented fuel injector
13. Sensors' shared earth
14. Cursor position sensor
15. Main relay
16. Control unit supply through relay
17. Control unit supply through relay
18. Earth
19. Earth
20. Not connected
21. Cursor position sensor (reference winding)
22. Not connected
23. Not connected
24. Not connected
25. Idle switch on accelerator pedal
26. Stop lights switch
27. Not connected
12

CONTROL UNIT PINS

55 37 19
Marea- Marea Weekend v n>
1 20 38
28. Clutch pedal switch
29. Vehicle speed signal
30. Not connected
31. Not connected
32. Not connected
33. 5V accelerator pedal position sensor
34. Not connected
35. Fuel temperature signal
36. Not connected
37. Accelerator pedal position signal
38. Flowmeter signal
39. Cursor position sensor signal
40. Not connected
41. Heater plug operation signal
42. Line K and immobilizer
43. Not connected
44. Signal required for switching on compres-
sor
45. Not connected
46. Not connected
47. Engine rpm sensor
48. Not connected
49. Not connected
50. Rev counter signal
51. Not connected
52. Air temperature signal
53. Engine coolant temperature signal
54. Not connected
55. Ignition key positive
'98 range
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Publication no. 506.763/11