Hyundai Sonata LF: Engine Control System / Components and Components Location

Hyundai Sonata LF 2014-2019 Service Manual / Engine Control / Fuel System / Engine Control System / Components and Components Location

Components Location

1. Engine Control Module (ECM)
2. Manifold Absolute Pressure Sensor (MAPS)
3. Intake Air Temperature Sensor (IATS)
4. Boost Pressure Sensor (BPS)
5. Engine Coolant Temperature Sensor (ECTS)
6. Throttle Position Sensor (TPS) [integrated into ETC Module]
7. Crankshaft Position Sensor (CKPS)
8. Camshaft Position Sensor (CMPS) [Bank 1 / Intake]
9. Camshaft Position Sensor (CMPS) [Bank 1 / Exhaust]
10. Knock Sensor (KS)
11. Heated Oxygen Sensor (HO2S) [Bank 1 / Sensor 1]
12. Heated Oxygen Sensor (HO2S) [Bank 1 / Sensor 2]
13. Rail Pressure Sensor (RPS)
14. Accelerator Position Sensor (APS)
15. Fuel Tank Pressure Sensor (FTPS)
16. Fuel Level Sensor (FLS)

17. Ambient Temperature Sensor (ATS)
18. A/C Pressure Transducer (APT)
19. ETC Motor [integrated into ETC Module]
20. Injector
21. Purge Control Solenoid Valve (PCSV)
22. CVVT Oil Control Valve (OCV) [Bank 1 / Intake]
23. CVVT Oil Control Valve (OCV) [Bank 1 / Exhaust]
24. Electric Waste Gate Actuator (EWGA)
25. RCV Control Solenoid Valve
26. Fuel Pressure Control Valve
27. Canister Close Valve (CCV)
28. Ignition Coil
29. Main Relay
30. Fuel Pump Relay
31. Data Link Connector (DLC) [16-Pin]
32. Multi-Purpose Check Connector [20-Pin]

1. Engine Control Module (ECM)	2. Manifold Absolute Pressure Sensor (MAPS) 3. Intake Air Temperature Sensor (IATS)

4. Boost Pressure Sensor (BPS)	5. Engine Coolant Temperature Sensor (ECTS)

6. Throttle Position Sensor (TPS) 19. ETC Motor	7. Crankshaft Position Sensor (CKPS)

8. Camshaft Position Sensor (CMPS) [Bank 1 / Intake] 9. Camshaft Position Sensor (CMPS) [Bank 1 / Exhaust]	10. Knock Sensor (KS)

11. Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] 12. Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]	13. Rail Pressure Sensor (RPS) 20. Injector

14. Accelerator Position Sensor (APS)	15. Fuel Tank Pressure Sensor (FTPS)

16. Fuel Level Sender (FLS)	17. Ambient Temperature Sensor (ATS)

18. A/C Pressure Transducer (APT)	21. Purge Control Solenoid Valve (PCSV)

22. CVVT Oil Control Valve (OCV) [Bank 1 / Intake]	23. CVVT Oil Control Valve (OCV) [Bank 1 / Exhaust]

24. Electric Waste Gate Actuator (EWGA)	25. RCV Control Solenoid Valve

26. Fuel Pressure Control Valve	27. Canister Close Valve (CCV)

28. Ignition Coil	29. Main Relay 30. Fuel Pump Relay

31. Data Link Connector (DLC) [16-Pin]	32. Multi-Purpose Check Connector [20-Pin]

Description and Operation

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Engine Control Module (ECM) Schematic Diagrams

ECM Terminal And Input/Output signal ECM Terminal Function Connector [C500-A] Pin No.DescriptionConnected to1Injector (Cylinder #3) [High] control outputInjector (Cylinder #3)2Injector (Cylinder #4) [High] control outputInjector (Cylinder #4)3Injector (Cylinder #2) [Low] control outputInjector (Cylinder #2)4Electric Waste Gate Actuator (EWGA) DC Motor output (+)Electric Waste Gate Actuator (EWGA) 5Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] heater control outputHeated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]6-?7-8-?9Sensor ground Electric Waste Gate Actuator (EWGA) 10-?11-?12-13-?14Cooling fan relay [High] control outputCooling fan relay [High]15CVVT Oil Control Valve (OCV) [Bank 1/Exhaust] control outputCVVT Oil Control Valve (OCV) [Bank 1/Exhaust]16Injector (Cylinder #2) [High] control outputInjector (Cylinder #2)17Injector (Cylinder #1) [High] control outputInjector (Cylinder #1)18Injector (Cylinder #3) [Low] control outputInjector (Cylinder #3)19Electric Waste Gate Actuator (EWGA) DC Motor output (-) Electric Waste Gate Actuator (EWGA) 20Heated Oxygen Sensor (HO2S) [Bank 1/Sensor2] heater control outputHeated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]21-?22-?23Engine Coolant Temperature Sensor (ECTS) signal inputEngine Coolant Temperature Sensor (ECTS)?24Sensor groundEngine Coolant Temperature Sensor (ECTS) 25-?26Fuel Tank Pressure Sensor (FTPS) signal inputFuel Tank Pressure Sensor (FTPS)27Fuel pump relay control output (NON-Smart key type)Fuel pump relayCanister Close Valve (CCV) control output (Smart key type)Canister Close Valve (CCV)28-?29-30-?31Ignition coil (Cylinder #3) control outputIgnition coil (Cylinder #3)32Ignition coil (Cylinder #1) control outputIgnition coil (Cylinder #1)33Injector (Cylinder #1) [Low] control outputInjector (Cylinder #1)34Fuel Pressure Control Valve (FPCV) [High] control outputFuel Pressure Control Valve (FPCV)35ETC motor [-] control outputETC motor36-?37Knock Sensor (KS) signal inputKnock Sensor (KS)38Sensor groundKnock Sensor (KS)39-40Brake Light switch signal inputBrake switch41-42-43-?44-?45CVVT Oil Control Valve (OCV) [Bank 1/Intake] control outputCVVT Oil Control Valve (OCV) [Bank 1/Intake]46Ignition coil (Cylinder #4) control outputIgnition coil (Cylinder #4)47Ignition coil (Cylinder #2) control outputIgnition coil (Cylinder #2)48Injector (Cylinder #4) [Low] control outputInjector (Cylinder #4)49Fuel Pressure Control Valve (FPCV) [Low] control outputFuel Pressure Control Valve (FPCV)50ETC motor [+] control outputETC motor51-?52Electric Waste Gate Actuator (EWGA) Feed beck signal Electric Waste Gate Actuator (EWGA) 53Brake Test switch signal inputBrake switch54-?55-56Electric load signal input [Defrost]Alternator57Alternator COM signal outputAlternator58Engine speed signal outputCluster59Cooling fan relay [Low] control outputCooling fan relay [Low] 60- Connector [C500-K] Pin No...

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