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Home >> Hyundai >> 2024 >> Elantra N Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Terminal and Input/Output signal >> ECM Terminal Function
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ECM Terminal Function

Connector [A] 

Terminal Description
1 -
2 -
3 -
4 -
5 Electric Waste Gate Actuator (EWGA) DC Motor output (-)
6 Electric Waste Gate Actuator (EWGA) DC Motor output (+)
7 -
8 -
9 -
10 -
11 -
12 -
13 -
14 -
15 Electric Waste Gate Actuator (EWGA) Feed beck signal
16 CVVT Oil Temperature Sensor (OTS) signal input
17 Engine Coolant Temperature Sensor (ECTS) signal input
18 Manifold Absolute Pressure Sensor (MAPS) #2 signal input
19 Alternator "COM" PWM control output
20 Ignition Coil (Cylinder #2) control output
21 Ignition Coil (Cylinder #3) control output
22  
23 -
24 -
25 -
26 -
27 -
28 -
29 -
30 -
31 -
32 -
33 -
34 -
35 -
36 Sensor ground (Electronic waste gate actuator (EWGA))
37 Sensor ground (Engine coolant temperature sensor (ECTS))
38 Sensor ground (Rail pressure sensor (RPS))
39 Rail Pressure Sensor (RPS) signal input
40 -
41 Ignition Coil (Cylinder #4) control output
42 Ignition Coil (Cylinder #1) control output
43 VCM Motor [+] control output
44 VCM Motor [-] control output
45 -
46 -
47 -
48 -
49 Sensor ground (Crankshaft position sensor (CKPS))
50 Sensor ground (Camshaft position sensor (CMPS) [Bank 1/Exhaust])
51 Sensor ground (Camshaft position sensor (CMPS) [Bank 1/Intake])
52 -
53 -
54 Sensor ground (VCM Motor)
55 -
56 Sensor ground (CVVT Oil temperature Sensor (OTS))
57 -
58 Sensor ground (Manifold absolute pressure sensor (MAPS #2)
59 Sensor ground (Throttle position sensor (TPS) 1, 2)
60 Sensor ground (Manifold absolute pressure sensor (MAPS) #1)
61 Sensor Shield (Knock sensor (KS))
62 Sensor ground (Knock sensor (KS))
63 Knock Sensor (KS) signal input
64 -
65 E-CVVT Motor [-] control output
66 E-CVVT Motor [+] control output
67 E-CVVT Relay power
68 -
69 -
70 -
71 -
72 -
73 -
74 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input
75 Alternator "FR" signal input
76 -
77 VCM Motor Feedback signal input
78 -
79 -
80 Throttle Position Sensor (TPS) 2 signal input
81 Intake Temperature Sensor (IATS) signal input
82 Manifold Absolute Pressure Sensor (MAPS) #1 signal input
83 Rc/Rp (Pumping Cell Voltage)
84 VS-/IP- (Common Ground for VS, IP)
85 -
86 E-CVVT Motor [-] control output
87 E-CVVT Motor [+] control output
88 E-CVVT Relay power
89 ETC Motor [+] control output
90 ETC Motor [-] control output
91 -
92 -
93 -
94 -
95 Crankshaft Position Sensor (CKPS) signal input
96 Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input
97 -
98 -
99 Sensor power (+5V) [EWGA, VCM Motor, CMPS]
100 Throttle Position Sensor (TPS) 1 signal input
101 Sensor power (+5V) [Throttle position sensor (TPS) 1, 2]
102 Sensor power (+5V) [Rail pressure sensor (RPS)]
103 Sensor power (+5V) [CKPS, CMPS, MAPS #1, 2]
104 Rc (Compensative Resistance)
105 VS+ (NERNST Cell Voltage)

Connector [B] 

Terminal Description
1 ECM goroud
2 ECM goroud
3 Battery power (B+)
4 ECM goroud
5 Battery power (B+)
6 Battery power (B+)
7 -
8  
9 -
10 Brake switch [Test] signal input
11 -
12 -
13  
14 Immobilizer communication line
15 -
16 Main relay control output
17 -
18 Purge Control Solenoid Valve (PCSV) control output
19 E-CVVT Relay control output
20 -
21 -
22 Injector (Cylinder #2) [High] control output
23 Injector (Cylinder #2) [Low] control output
24 -
25  
26 -
27 Brake switch [Lamp] signal input
28 -
29 -
30 A/C Pressure Transducer (APT) signal input
31 Fuel Tank Pressure Sensor (FTPS) signal input
32 LIN communication signal input
33 Fuel pump relay control output
34 Start control output
35 Cooling fan relay [High] control output
36 -
37 -
38 Canister Close Valve (CCV) control output
39 Injector (Cylinder #3) [High] control output
40 Injector (Cylinder #3) [Low] control output
41 Battery power (B+)
42 -
43 -
44 Sensor ground (Heated Oxygen sensor (HO2S) [Bank 1/Sensor 2])
45 -
46 Sensor ground (Accelerator Position Sensor (APS) 2)
47 Sensor ground (Accelerator Position Sensor (APS) 1)
48 Sensor ground (Fuel Tank Pressure Sensor (FTPS))
49 -
50 Sensor ground (A/C Pressure Transducer (APT))
51  
52 -
53 -
54 Engine speed signal output
55 -
56 Injector (Cylinder #4) [High] control output
57 Injector (Cylinder #4) [Low] control output
58 Heated Oxygen Sensor [Bank 1/Sensor 2] signal input
59 CCP-CAN [Low]
60 P-CAN [Low]
61 Start signal input
62 -
63 -
64 Accelerator Position Sensor (APS) 2 signal input
65 Accelerator Position Sensor (APS) 1 signal input
66 -
67 -
68 -
69 -
70 -
71 Cooling fan relay [Low] control output
72 Variable Intake Solenoid Valve (VIS) control output
73 Injector (Cylinder #1) [High] control output
74 Injector (Cylinder #1) [Low] control output
75 Battery power (B+)
76 CCP-CAN [High]
77 P-CAN [High]
78 Vehicle speed signal input
79 Sensor power (+5V) [A/C Pressure Transducer (APT]
80 -
81 Sensor power (+5V) [Accelerator Position Sensor (APS) 2]
82 Sensor power (+5V) [Accelerator Position Sensor (APS) 1]
83 -
84 Fuel Level Sender (FLS) signal input
85 -
86 CVVT Oil Control Valve (OCV) [Bank 1/Intake] control output
87 -
88 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output
89 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output
90 Fuel Pressure Control Valve [Low] control output
91 Fuel Pressure Control Valve [High] control output
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