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 diesel particulate filter
15. Exhaust Gas Temperature Sensor (EGTS)
16. Air Conditioning Pressure Sensor (APT)
17. Nozzle
18. Fuel Pressure Regulator (FPRV)
19. Fuel Rail Pressure Regulator (RPRV)
20. Exhaust Gas Recirculation (EGR) Cooler Bypass Solenoid Valve
21. Air Control Valve (ACV)
22. Vortex Shaping Actuator (VSA)
23. Exhaust gas recirculation (EEGR) control solenoid valve
24. Electric variable geometry turbocharger (VGT) control drive
25. Main relay
26. Fuel pump relay
27. Positive temperature characteristic heater relay
28. Cooling Fan Relay [High Speed]
29. Cooling Fan Relay [Low Speed]
30. Glow plug control unit
31. Diagnostic Link Connector (DLC)
32. Universal diagnostic connector
Information is taken from a thematic website [hyundaibook]