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Home >> Hyundai >> 2021 >> Veloster Turbo >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 1.6L >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Terminal And Input/Output Signal >> ECM Terminal Function
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ECM Terminal Function

CONNECTOR DESCRIPTION (A)

Pin No Description Connected to
1 Ignition coil (Cylinder #4) control output Ignition coil (Cylinder #4)
2 Ignition coil (Cylinder #3) control output Ignition coil (Cylinder #3)
3 -  
4 EWGA DC motor output (+) Electric Waste Gate Actuator (EWGA)
5 Injector (Cylinder #3) [Low] control output Injector (Cylinder #3)
6 -  
7 Engine Coolant Temperature Sensor (ECTS) signal input Engine Coolant Temperature Sensor (ECTS)
8 -  
9 Sensor ground Electric Waste Gate Actuator (EWGA)
10 -  
11 -  
12 -  
13 Throttle Position Sensor (TPS) 1 signal input Throttle Position Sensor (TPS) 1 [ETC Module]
14 Accelerator Position Sensor (APS) 1 signal input Accelerator Position Sensor (APS) 1
15 -  
16 Ignition coil (Cylinder #2) control output Ignition coil (Cylinder #2)
17 Ignition coil (Cylinder #1) control output Ignition coil (Cylinder #1)
18 ETC motor [+] control output ETC motor
19 EWGA DC motor output (-) Electric Waste Gate Actuator (EWGA)
20 Injector (Cylinder #2) [Low] control output Injector (Cylinder #2)
21 -  
22 -  
23 -  
24 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
25 -  
26 Vehicle speed signal input [With ABS/ESP] Smart Key Control Module
27 Start signal input Inhibitor Switch
28 Brake Test switch signal input Brake switch
29 Brake Light switch signal input Brake switch
30 -  
31 Injector (Cylinder #2) [High] control output Injector (Cylinder #2)
32 Injector (Cylinder #3) [High] control output Injector (Cylinder #3)
33 -  
34 Injector (Cylinder #1) [Low] control output Injector (Cylinder #1)
35 Fuel Pressure Control Valve (FPCV) [High] control output Fuel Pressure Control Valve (FPCV)
36 Sensor ground Camshaft Position Sensor (CMPS) [Bank 1/Intake]
37 Sensor ground Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
38 Alternator electric load signal input (FR) Alternator
39 -  
40 -  
41 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
42 -  
43 -  
44 -  
45 Electric load signal input [Defrost] A/C Control Module
46 Injector (Cylinder #4) [High] control output Injector (Cylinder #4)
47 Injector (Cylinder #1) [High] control output Injector (Cylinder #1)
48 ETC motor [-] control output ETC motor
49 Injector (Cylinder #4) [Low] control output Injector (Cylinder #4)
50 Fuel Pressure Control Valve (FPCV) [Low] control output Fuel Pressure Control Valve (FPCV)
51 - Vehicle Speed Sensor
52 Electric Waste Gate Actuator (EWGA) signal input Electric Waste Gate Actuator (EWGA)
53 Sensor ground Crankshaft Position Sensor
54 Crankshaft position sensor signal input Crankshaft Position Sensor
55 -  
56 Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input Camshaft Position Sensor (CMPS) [Bank 1/Intake]
57 Sensor ground Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
58 -  
59 -  
60 -  
CONNECTOR DESCRIPTION (K)

Pin No Description Connected to
1 ECM ground Chassis ground
2 ECM ground Chassis ground
3 ECM ground Chassis ground
4 Battery power (B+) Battery
5 Battery power (B+) Main relay
6 Battery power (B+) Main relay
7 Battery power (B+) Battery
8 Sensor ground Accelerator Position Sensor (APS) 1
9 Sensor ground Manifold Absolute Pressure Sensor (MAPS)
10 Sensor ground Boost Pressure Sensor (BPS)
11 -  
12 -  
13 -  
14 -  
15 -  
16 Sensor ground Engine Coolant Temperature Sensor (ECTS)
17 -  
18 -  
19 Sensor power (+5V) Electric Waste Gate Actuator (EWGA)
20 -  
21 -  
22 CVVT Oil Control Valve (OCV) [Bank 1/Intake] control output CVVT Oil Control Valve (OCV) [Bank 1/Intake]
23 -  
24 Cooling fan relay [PWM] control output Cooling fan relay
25 -  
26 -  
27 Fuel pump relay control output (with Smart key type) Fuel pump relay
28 -  
29 Ignition switch signal input Ignition switch
30 Sensor ground Accelerator Position Sensor (APS) 2
31 -  
32 -  
33 -  
34 -  
35 -  
36 Sensor ground Rail Pressure Sensor (RPS)
37 Sensor ground A/C Pressure Transducer (APT)
38 -  
39 Alternator target voltage data signal output (COM) Alternator
40 -  
41 Start relay control output Start relay
42 -  
43 Sensor power (+5V) Accelerator Position Sensor (APS) 2
44 Sensor power (+5V) Camshaft Position Sensor (CMPS) [Bank 1/Intake]
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
45 -  
46 -  
47 -  
48 -  
49 -  
50 CVVT Oil Control Valve (OCV) [Bank 1/Exhaust] control output CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]
51 Battery power (B+) Main relay
52 Sensor ground Throttle Position Sensor (TPS) [ETC Module]
53 -  
54 A/C Pressure Transducer (APT) signal input A/C Pressure Transducer (APT)
55 -  
56 Intake Temperature Sensor (IATS) signal input Intake Temperature Sensor (IATS)
57 Manifold Absolute Pressure Sensor (MAPS) signal input Manifold Absolute Pressure Sensor (MAPS)
58 Sensor ground Knock Sensor (KS)
59 VS+ (NERNST Cell Voltage) Heated Oxygen Sensor [Bank 1/Sensor 1]
60 Rc (Compensative Resistance) Heated Oxygen Sensor [Bank 1/Sensor 1]
61 -  
62 CCP-CAN [Low] Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
63 C-CAN [Low] Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
64 -  
65 -  
66 Sensor power (+5V) Accelerator Position Sensor (APS) 1
67 -  
68 RCV control Solenoid Valve control output RCV control solenoid valve
69 -  
70 -  
71 Fuel pump relay control output (NON-Smart key type) Fuel pump relay
72 -  
73 -  
74 Throttle Position Sensor (TPS) 2 signal input Throttle Position Sensor (TPS) 2 [ETC Module]
75 -  
76 Fuel Level signal input Fuel Level Sender (FLS)
77 Accelerator Position Sensor (APS) 2 signal input Accelerator Position Sensor (APS) 2
78 Rail Pressure Sensor (RPS) signal input Rail Pressure Sensor (RPS)
79 Knock Sensor (KS) signal input Knock Sensor (KS)
80 VS-/IP- (Common Ground for VS, IP) Heated Oxygen Sensor [Bank 1/Sensor 1]
81 Rc/Rp (Pump Cell Voltage) Heated Oxygen Sensor [Bank 1/Sensor 1]
82 Engine speed signal output Smart Key Control Module Smart Key Control Module [With Smart Key Control System]
83 Immobilizer communication line Immobilizer Control Module [Without Smart Key Control System]
84 CCP-CAN [High] Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
85 C-CAN [High] Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
86 Sensor power (+5V) Manifold Absolute Pressure Sensor (MAPS) Rail Pressure Sensor (RPS)
87 Sensor power (+5V) Boost Pressure Sensor (BPS) A/C Pressure Transducer (APT)
88 Sensor power (+5V) Throttle Position Sensor (TPS) 1, 2 [ETC Module]
89 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] heater control output Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
90 -  
91 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor2] heater control output Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
92 -  
93 -  
94 Purge Control Solenoid Valve (PCSV) control output Purge Control Solenoid Valve (PCSV)