Bosch M1.5.5 Injection/Ignition System Functional Diagram - Fiat 1998 Marea Service Manual

Engine
Fuel system
10.

BOSCH M1.5.5 INJECTION/IGNITION SYSTEM FUNCTIONAL DIAGRAM

1. Engine control unit
2. Battery
3. Ignition switch
4. Engine control system relay
5. Electric fuel pump relay
7. Drip tray (including: electric pump, pressure
regulator, filter, gauge)
8. Inertia switch
9. Radiator fan relay(s)
10. Radiator fan
13. Climate control connection
14. CODE connection
15. Diagnostic equipment connection
16. Rev counter
2
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17. System failure bulb
18. Speedometer
19. Injectors
20. Spark plugs
21. Ignition coil
22. Charcoal filter scavenging solenoid valve
24. Lambda sensor
25. Power assisted steering sensor
26. Coolant temperature sensor
27. Detonation sensor
28. Engine idle adjustment actuator and butterfly
position sensor
29. Engine rpm and TDC sensor
30. Absolute pressure and air temperature sensor
99 range
Print n° 506.763/14