From the Italian Cinq manual, but with an English legend.

final_SPI_TB.jpg


1. Fuel return to tank
2. Fuel pressure regulator
3. Air Inlet Temperature (AIT) Sensor
4. Injector
5. Mating surface
6. Fuel intake for throttle body
7. Hot water feed (from coolant reservoir)
8. Feed from charcoal cannister (EVAP)(blue)
9. Breather take off (brown) from cam cover
10. Manifold Absolute Pressure (MAP) Sensor take off
11. Throttle body
12. Throttle Position Sensor (TPS)
13. Idle step motor (sometimes ICV or IAC)

On some cars the Feed from charcoal cannister (EVAP) and Breather take off from cam cover seem to have been marked blue and brown respectively, but this may not apply to all cars.

Thanks to Kristian (kritip) for editing and acronyms.