Location Of Components

Fig 1: Fuel Supply Control System Components

Courtesy of VOLVO CARS OF NORTH AMERICA.

Location of components 

1. Right wheel arch ground terminal
2. Engine coolant level switch
3. Camshaft reset valve
4. Injector
5. Ignition coil
6. Camshaft position (CMP) sensor
7. Brake pedal sensor
8. Outside temperature sensor in the left-hand door mirror
9. Relay box / fuse box
10. Left wheel arch ground terminal
11. Engine speed (RPM) sensor
12. Mass air flow (MAF) sensor with integrated temperature sensor
13. Canister purge (CP) valve
14. Throttle unit
15. Knock sensors (KS)
16. Manifold absolute pressure (MAP) sensor
17. Engine cooling fan (FC) control module
18. A/C pressure sensor
19. Engine coolant temperature (ECT) sensor
20. Engine control module (ECM).