1. Electronic engine control unit
2. Mass air flow sensor (MAFS)
3. Intake air temperature sensor 1 (IATS)
4. Boost pressure sensor (BPS)
5. Intake air temperature sensor 2 (IATS)
6. Engine coolant temperature sensor (ECTS)
7. Crankshaft position sensor (CKPS)
8. Camshaft position sensor (CMPS)
9. Fuel rail pressure sensor (RPS)
10. Fuel temperature sensor (FTS)
11. Oxygen sensor
12. Accelerator pedal position sensor (APS)
13. Water sensor
14. Differential pressure sensor (DPS) in the particulate filter
15. Exhaust gas temperature sensor (EGTS)
16. Pressure sensor in the air conditioner (APT)
17. Nozzle
18. Fuel pressure regulator (FPRV)
19. Fuel rail pressure regulator (RPRV)
20. Bypass solenoid valve of the cooler of the exhaust gas recirculation system (EGR)
21. Air control valve (ACV)
22. Swirl control drive (VSA)
23. Solenoid valve for control of the exhaust gas recirculation system (EEGR)
24. Variable geometry turbocharger electric actuator (VGT)
25. Main relay
26. Fuel pump relay
27. Heater relay with positive temperature characteristic
28. Cooling fan relay [high speed]
29. Cooling fan relay [low speed]
30. Glow plug control unit
31. Diagnostic connector (DLC)
32. Universal diagnostic connector